taler-rust

GNU Taler code in Rust. Largely core banking integrations.
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error_code.rs (226904B)


      1 /*
      2   This file is part of GNU Taler
      3   Copyright (C) 2024-2025 Taler Systems SA
      4 
      5   GNU Taler is free software: you can redistribute it and/or modify it
      6   under the terms of the GNU Lesser General Public License as published
      7   by the Free Software Foundation, either version 3 of the License,
      8   or (at your option) any later version.
      9 
     10   GNU Taler is distributed in the hope that it will be useful, but
     11   WITHOUT ANY WARRANTY; without even the implied warranty of
     12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13   Lesser General Public License for more details.
     14 
     15   You should have received a copy of the GNU Lesser General Public License
     16   along with this program.  If not, see <http://www.gnu.org/licenses/>.
     17 
     18   SPDX-License-Identifier: LGPL3.0-or-later
     19 
     20   Note: the LGPL does not apply to all components of GNU Taler,
     21   but it does apply to this file.
     22 */
     23 
     24 /// Error codes used by GNU Taler
     25 #[derive(Debug, Copy, Clone, PartialEq, Eq)]
     26 #[allow(non_camel_case_types, dead_code, clippy::zero_prefixed_literal)]
     27 #[repr(u16)]
     28 pub enum ErrorCode {
     29     /// Special code to indicate success (no error).
     30     NONE = 0000,
     31     /// An error response did not include an error code in the format expected by the client. Most likely, the server does not speak the GNU Taler protocol. Check the URL and/or the network connection to the server.
     32     INVALID = 0001,
     33     /// An internal failure happened on the client side. Details should be in the local logs. Check if you are using the latest available version or file a report with the developers.
     34     GENERIC_CLIENT_INTERNAL_ERROR = 0002,
     35     /// The client does not support the protocol version advertised by the server.
     36     GENERIC_CLIENT_UNSUPPORTED_PROTOCOL_VERSION = 0003,
     37     /// The response we got from the server was not in the expected format. Most likely, the server does not speak the GNU Taler protocol. Check the URL and/or the network connection to the server.
     38     GENERIC_INVALID_RESPONSE = 0010,
     39     /// The operation timed out. Trying again might help. Check the network connection.
     40     GENERIC_TIMEOUT = 0011,
     41     /// The protocol version given by the server does not follow the required format. Most likely, the server does not speak the GNU Taler protocol. Check the URL and/or the network connection to the server.
     42     GENERIC_VERSION_MALFORMED = 0012,
     43     /// The service responded with a reply that was in the right data format, but the content did not satisfy the protocol. Please file a bug report.
     44     GENERIC_REPLY_MALFORMED = 0013,
     45     /// There is an error in the client-side configuration, for example an option is set to an invalid value. Check the logs and fix the local configuration.
     46     GENERIC_CONFIGURATION_INVALID = 0014,
     47     /// The client made a request to a service, but received an error response it does not know how to handle. Please file a bug report.
     48     GENERIC_UNEXPECTED_REQUEST_ERROR = 0015,
     49     /// The token used by the client to authorize the request does not grant the required permissions for the request. Check the requirements and obtain a suitable authorization token to proceed.
     50     GENERIC_TOKEN_PERMISSION_INSUFFICIENT = 0016,
     51     /// The HTTP method used is invalid for this endpoint. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.
     52     GENERIC_METHOD_INVALID = 0020,
     53     /// There is no endpoint defined for the URL provided by the client. Check if you used the correct URL and/or file a report with the developers of the client software.
     54     GENERIC_ENDPOINT_UNKNOWN = 0021,
     55     /// The JSON in the client's request was malformed. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.
     56     GENERIC_JSON_INVALID = 0022,
     57     /// Some of the HTTP headers provided by the client were malformed and caused the server to not be able to handle the request. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.
     58     GENERIC_HTTP_HEADERS_MALFORMED = 0023,
     59     /// The payto:// URI provided by the client is malformed. Check that you are using the correct syntax as of RFC 8905 and/or that you entered the bank account number correctly.
     60     GENERIC_PAYTO_URI_MALFORMED = 0024,
     61     /// A required parameter in the request was missing. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.
     62     GENERIC_PARAMETER_MISSING = 0025,
     63     /// A parameter in the request was malformed. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.
     64     GENERIC_PARAMETER_MALFORMED = 0026,
     65     /// The reserve public key was malformed.
     66     GENERIC_RESERVE_PUB_MALFORMED = 0027,
     67     /// The body in the request could not be decompressed by the server. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.
     68     GENERIC_COMPRESSION_INVALID = 0028,
     69     /// A segment in the path of the URL provided by the client is malformed. Check that you are using the correct encoding for the URL.
     70     GENERIC_PATH_SEGMENT_MALFORMED = 0029,
     71     /// The currency involved in the operation is not acceptable for this server. Check your configuration and make sure the currency specified for a given service provider is one of the currencies supported by that provider.
     72     GENERIC_CURRENCY_MISMATCH = 0030,
     73     /// The URI is longer than the longest URI the HTTP server is willing to parse. If you believe this was a legitimate request, contact the server administrators and/or the software developers to increase the limit.
     74     GENERIC_URI_TOO_LONG = 0031,
     75     /// The body is too large to be permissible for the endpoint. If you believe this was a legitimate request, contact the server administrators and/or the software developers to increase the limit.
     76     GENERIC_UPLOAD_EXCEEDS_LIMIT = 0032,
     77     /// The service refused the request due to lack of proper authorization. Accessing this endpoint requires an access token from the account owner.
     78     GENERIC_UNAUTHORIZED = 0040,
     79     /// The service refused the request as the given authorization token is unknown. You should request a valid access token from the account owner.
     80     GENERIC_TOKEN_UNKNOWN = 0041,
     81     /// The service refused the request as the given authorization token expired. You should request a fresh authorization token from the account owner.
     82     GENERIC_TOKEN_EXPIRED = 0042,
     83     /// The service refused the request as the given authorization token is invalid or malformed. You should check that you have the right credentials.
     84     GENERIC_TOKEN_MALFORMED = 0043,
     85     /// The service refused the request due to lack of proper rights on the resource. You may need different credentials to be allowed to perform this operation.
     86     GENERIC_FORBIDDEN = 0044,
     87     /// The service failed initialize its connection to the database. The system administrator should check that the service has permissions to access the database and that the database is running.
     88     GENERIC_DB_SETUP_FAILED = 0050,
     89     /// The service encountered an error event to just start the database transaction. The system administrator should check that the database is running.
     90     GENERIC_DB_START_FAILED = 0051,
     91     /// The service failed to store information in its database. The system administrator should check that the database is running and review the service logs.
     92     GENERIC_DB_STORE_FAILED = 0052,
     93     /// The service failed to fetch information from its database. The system administrator should check that the database is running and review the service logs.
     94     GENERIC_DB_FETCH_FAILED = 0053,
     95     /// The service encountered an unrecoverable error trying to commit a transaction to the database. The system administrator should check that the database is running and review the service logs.
     96     GENERIC_DB_COMMIT_FAILED = 0054,
     97     /// The service encountered an error event to commit the database transaction, even after repeatedly retrying it there was always a conflicting transaction. This indicates a repeated serialization error; it should only happen if some client maliciously tries to create conflicting concurrent transactions. It could also be a sign of a missing index. Check if you are using the latest available version and/or file a report with the developers.
     98     GENERIC_DB_SOFT_FAILURE = 0055,
     99     /// The service's database is inconsistent and violates service-internal invariants. Check if you are using the latest available version and/or file a report with the developers.
    100     GENERIC_DB_INVARIANT_FAILURE = 0056,
    101     /// The HTTP server experienced an internal invariant failure (bug). Check if you are using the latest available version and/or file a report with the developers.
    102     GENERIC_INTERNAL_INVARIANT_FAILURE = 0060,
    103     /// The service could not compute a cryptographic hash over some JSON value. Check if you are using the latest available version and/or file a report with the developers.
    104     GENERIC_FAILED_COMPUTE_JSON_HASH = 0061,
    105     /// The service could not compute an amount. Check if you are using the latest available version and/or file a report with the developers.
    106     GENERIC_FAILED_COMPUTE_AMOUNT = 0062,
    107     /// The HTTP server had insufficient memory to parse the request. Restarting services periodically can help, especially if Postgres is using excessive amounts of memory. Check with the system administrator to investigate.
    108     GENERIC_PARSER_OUT_OF_MEMORY = 0070,
    109     /// The HTTP server failed to allocate memory. Restarting services periodically can help, especially if Postgres is using excessive amounts of memory. Check with the system administrator to investigate.
    110     GENERIC_ALLOCATION_FAILURE = 0071,
    111     /// The HTTP server failed to allocate memory for building JSON reply. Restarting services periodically can help, especially if Postgres is using excessive amounts of memory. Check with the system administrator to investigate.
    112     GENERIC_JSON_ALLOCATION_FAILURE = 0072,
    113     /// The HTTP server failed to allocate memory for making a CURL request. Restarting services periodically can help, especially if Postgres is using excessive amounts of memory. Check with the system administrator to investigate.
    114     GENERIC_CURL_ALLOCATION_FAILURE = 0073,
    115     /// The backend could not locate a required template to generate an HTML reply. The system administrator should check if the resource files are installed in the correct location and are readable to the service.
    116     GENERIC_FAILED_TO_LOAD_TEMPLATE = 0074,
    117     /// The backend could not expand the template to generate an HTML reply. The system administrator should investigate the logs and check if the templates are well-formed.
    118     GENERIC_FAILED_TO_EXPAND_TEMPLATE = 0075,
    119     /// Exchange is badly configured and thus cannot operate.
    120     EXCHANGE_GENERIC_BAD_CONFIGURATION = 1000,
    121     /// Operation specified unknown for this endpoint.
    122     EXCHANGE_GENERIC_OPERATION_UNKNOWN = 1001,
    123     /// The number of segments included in the URI does not match the number of segments expected by the endpoint.
    124     EXCHANGE_GENERIC_WRONG_NUMBER_OF_SEGMENTS = 1002,
    125     /// The same coin was already used with a different denomination previously.
    126     EXCHANGE_GENERIC_COIN_CONFLICTING_DENOMINATION_KEY = 1003,
    127     /// The public key of given to a "/coins/" endpoint of the exchange was malformed.
    128     EXCHANGE_GENERIC_COINS_INVALID_COIN_PUB = 1004,
    129     /// The exchange is not aware of the denomination key the wallet requested for the operation.
    130     EXCHANGE_GENERIC_DENOMINATION_KEY_UNKNOWN = 1005,
    131     /// The signature of the denomination key over the coin is not valid.
    132     EXCHANGE_DENOMINATION_SIGNATURE_INVALID = 1006,
    133     /// The exchange failed to perform the operation as it could not find the private keys. This is a problem with the exchange setup, not with the client's request.
    134     EXCHANGE_GENERIC_KEYS_MISSING = 1007,
    135     /// Validity period of the denomination lies in the future.
    136     EXCHANGE_GENERIC_DENOMINATION_VALIDITY_IN_FUTURE = 1008,
    137     /// Denomination key of the coin is past its expiration time for the requested operation.
    138     EXCHANGE_GENERIC_DENOMINATION_EXPIRED = 1009,
    139     /// Denomination key of the coin has been revoked.
    140     EXCHANGE_GENERIC_DENOMINATION_REVOKED = 1010,
    141     /// An operation where the exchange interacted with a security module timed out.
    142     EXCHANGE_GENERIC_SECMOD_TIMEOUT = 1011,
    143     /// The respective coin did not have sufficient residual value for the operation.  The "history" in this response provides the "residual_value" of the coin, which may be less than its "original_value".
    144     EXCHANGE_GENERIC_INSUFFICIENT_FUNDS = 1012,
    145     /// The exchange had an internal error reconstructing the transaction history of the coin that was being processed.
    146     EXCHANGE_GENERIC_COIN_HISTORY_COMPUTATION_FAILED = 1013,
    147     /// The exchange failed to obtain the transaction history of the given coin from the database while generating an insufficient funds errors.
    148     EXCHANGE_GENERIC_HISTORY_DB_ERROR_INSUFFICIENT_FUNDS = 1014,
    149     /// The same coin was already used with a different age hash previously.
    150     EXCHANGE_GENERIC_COIN_CONFLICTING_AGE_HASH = 1015,
    151     /// The requested operation is not valid for the cipher used by the selected denomination.
    152     EXCHANGE_GENERIC_INVALID_DENOMINATION_CIPHER_FOR_OPERATION = 1016,
    153     /// The provided arguments for the operation use inconsistent ciphers.
    154     EXCHANGE_GENERIC_CIPHER_MISMATCH = 1017,
    155     /// The number of denominations specified in the request exceeds the limit of the exchange.
    156     EXCHANGE_GENERIC_NEW_DENOMS_ARRAY_SIZE_EXCESSIVE = 1018,
    157     /// The coin is not known to the exchange (yet).
    158     EXCHANGE_GENERIC_COIN_UNKNOWN = 1019,
    159     /// The time at the server is too far off from the time specified in the request. Most likely the client system time is wrong.
    160     EXCHANGE_GENERIC_CLOCK_SKEW = 1020,
    161     /// The specified amount for the coin is higher than the value of the denomination of the coin.
    162     EXCHANGE_GENERIC_AMOUNT_EXCEEDS_DENOMINATION_VALUE = 1021,
    163     /// The exchange was not properly configured with global fees.
    164     EXCHANGE_GENERIC_GLOBAL_FEES_MISSING = 1022,
    165     /// The exchange was not properly configured with wire fees.
    166     EXCHANGE_GENERIC_WIRE_FEES_MISSING = 1023,
    167     /// The purse public key was malformed.
    168     EXCHANGE_GENERIC_PURSE_PUB_MALFORMED = 1024,
    169     /// The purse is unknown.
    170     EXCHANGE_GENERIC_PURSE_UNKNOWN = 1025,
    171     /// The purse has expired.
    172     EXCHANGE_GENERIC_PURSE_EXPIRED = 1026,
    173     /// The exchange has no information about the "reserve_pub" that was given.
    174     EXCHANGE_GENERIC_RESERVE_UNKNOWN = 1027,
    175     /// The exchange is not allowed to proceed with the operation until the client has satisfied a KYC check.
    176     EXCHANGE_GENERIC_KYC_REQUIRED = 1028,
    177     /// Inconsistency between provided age commitment and attest: either none or both must be provided
    178     EXCHANGE_PURSE_DEPOSIT_COIN_CONFLICTING_ATTEST_VS_AGE_COMMITMENT = 1029,
    179     /// The provided attestation for the minimum age couldn't be verified by the exchange.
    180     EXCHANGE_PURSE_DEPOSIT_COIN_AGE_ATTESTATION_FAILURE = 1030,
    181     /// The purse was deleted.
    182     EXCHANGE_GENERIC_PURSE_DELETED = 1031,
    183     /// The public key of the AML officer in the URL was malformed.
    184     EXCHANGE_GENERIC_AML_OFFICER_PUB_MALFORMED = 1032,
    185     /// The signature affirming the GET request of the AML officer is invalid.
    186     EXCHANGE_GENERIC_AML_OFFICER_GET_SIGNATURE_INVALID = 1033,
    187     /// The specified AML officer does not have access at this time.
    188     EXCHANGE_GENERIC_AML_OFFICER_ACCESS_DENIED = 1034,
    189     /// The requested operation is denied pending the resolution of an anti-money laundering investigation by the exchange operator. This is a manual process, please wait and retry later.
    190     EXCHANGE_GENERIC_AML_PENDING = 1035,
    191     /// The requested operation is denied as the account was frozen on suspicion of money laundering. Please contact the exchange operator.
    192     EXCHANGE_GENERIC_AML_FROZEN = 1036,
    193     /// The exchange failed to start a KYC attribute conversion helper process. It is likely configured incorrectly.
    194     EXCHANGE_GENERIC_KYC_CONVERTER_FAILED = 1037,
    195     /// The KYC operation failed. This could be because the KYC provider rejected the KYC data provided, or because the user aborted the KYC process.
    196     EXCHANGE_GENERIC_KYC_FAILED = 1038,
    197     /// A fallback measure for a KYC operation failed. This is a bug. Users should contact the exchange operator.
    198     EXCHANGE_GENERIC_KYC_FALLBACK_FAILED = 1039,
    199     /// The specified fallback measure for a KYC operation is unknown. This is a bug. Users should contact the exchange operator.
    200     EXCHANGE_GENERIC_KYC_FALLBACK_UNKNOWN = 1040,
    201     /// The exchange is not aware of the bank account (payto URI or hash thereof) specified in the request and thus cannot perform the requested operation. The client should check that the select account is correct.
    202     EXCHANGE_GENERIC_BANK_ACCOUNT_UNKNOWN = 1041,
    203     /// The AML processing at the exchange did not terminate in an adequate timeframe. This is likely a configuration problem at the payment service provider. Users should contact the exchange operator.
    204     EXCHANGE_GENERIC_AML_PROGRAM_RECURSION_DETECTED = 1042,
    205     /// A check against sanction lists failed. This is indicative of an internal error in the sanction list processing logic. This needs to be investigated by the exchange operator.
    206     EXCHANGE_GENERIC_KYC_SANCTION_LIST_CHECK_FAILED = 1043,
    207     /// The exchange did not find information about the specified transaction in the database.
    208     EXCHANGE_DEPOSITS_GET_NOT_FOUND = 1100,
    209     /// The wire hash of given to a "/deposits/" handler was malformed.
    210     EXCHANGE_DEPOSITS_GET_INVALID_H_WIRE = 1101,
    211     /// The merchant key of given to a "/deposits/" handler was malformed.
    212     EXCHANGE_DEPOSITS_GET_INVALID_MERCHANT_PUB = 1102,
    213     /// The hash of the contract terms given to a "/deposits/" handler was malformed.
    214     EXCHANGE_DEPOSITS_GET_INVALID_H_CONTRACT_TERMS = 1103,
    215     /// The coin public key of given to a "/deposits/" handler was malformed.
    216     EXCHANGE_DEPOSITS_GET_INVALID_COIN_PUB = 1104,
    217     /// The signature returned by the exchange in a /deposits/ request was malformed.
    218     EXCHANGE_DEPOSITS_GET_INVALID_SIGNATURE_BY_EXCHANGE = 1105,
    219     /// The signature of the merchant is invalid.
    220     EXCHANGE_DEPOSITS_GET_MERCHANT_SIGNATURE_INVALID = 1106,
    221     /// The provided policy data was not accepted
    222     EXCHANGE_DEPOSITS_POLICY_NOT_ACCEPTED = 1107,
    223     /// The given reserve does not have sufficient funds to admit the requested withdraw operation at this time.  The response includes the current "balance" of the reserve as well as the transaction "history" that lead to this balance.
    224     EXCHANGE_WITHDRAW_INSUFFICIENT_FUNDS = 1150,
    225     /// The given reserve does not have sufficient funds to admit the requested age-withdraw operation at this time.  The response includes the current "balance" of the reserve as well as the transaction "history" that lead to this balance.
    226     EXCHANGE_AGE_WITHDRAW_INSUFFICIENT_FUNDS = 1151,
    227     /// The amount to withdraw together with the fee exceeds the numeric range for Taler amounts.  This is not a client failure, as the coin value and fees come from the exchange's configuration.
    228     EXCHANGE_WITHDRAW_AMOUNT_FEE_OVERFLOW = 1152,
    229     /// The exchange failed to create the signature using the denomination key.
    230     EXCHANGE_WITHDRAW_SIGNATURE_FAILED = 1153,
    231     /// The signature of the reserve is not valid.
    232     EXCHANGE_WITHDRAW_RESERVE_SIGNATURE_INVALID = 1154,
    233     /// When computing the reserve history, we ended up with a negative overall balance, which should be impossible.
    234     EXCHANGE_RESERVE_HISTORY_ERROR_INSUFFICIENT_FUNDS = 1155,
    235     /// The reserve did not have sufficient funds in it to pay for a full reserve history statement.
    236     EXCHANGE_GET_RESERVE_HISTORY_ERROR_INSUFFICIENT_BALANCE = 1156,
    237     /// Withdraw period of the coin to be withdrawn is in the past.
    238     EXCHANGE_WITHDRAW_DENOMINATION_KEY_LOST = 1158,
    239     /// The client failed to unblind the blind signature.
    240     EXCHANGE_WITHDRAW_UNBLIND_FAILURE = 1159,
    241     /// The client reused a withdraw nonce, which is not allowed.
    242     EXCHANGE_WITHDRAW_NONCE_REUSE = 1160,
    243     /// The client provided an unknown commitment for an age-withdraw request.
    244     EXCHANGE_WITHDRAW_COMMITMENT_UNKNOWN = 1161,
    245     /// The total sum of amounts from the denominations did overflow.
    246     EXCHANGE_WITHDRAW_AMOUNT_OVERFLOW = 1162,
    247     /// The total sum of value and fees from the denominations differs from the committed amount with fees.
    248     EXCHANGE_AGE_WITHDRAW_AMOUNT_INCORRECT = 1163,
    249     /// The original commitment differs from the calculated hash
    250     EXCHANGE_WITHDRAW_REVEAL_INVALID_HASH = 1164,
    251     /// The maximum age in the commitment is too large for the reserve
    252     EXCHANGE_WITHDRAW_MAXIMUM_AGE_TOO_LARGE = 1165,
    253     /// The batch withdraw included a planchet that was already withdrawn. This is not allowed.
    254     EXCHANGE_WITHDRAW_IDEMPOTENT_PLANCHET = 1175,
    255     /// The signature made by the coin over the deposit permission is not valid.
    256     EXCHANGE_DEPOSIT_COIN_SIGNATURE_INVALID = 1205,
    257     /// The same coin was already deposited for the same merchant and contract with other details.
    258     EXCHANGE_DEPOSIT_CONFLICTING_CONTRACT = 1206,
    259     /// The stated value of the coin after the deposit fee is subtracted would be negative.
    260     EXCHANGE_DEPOSIT_NEGATIVE_VALUE_AFTER_FEE = 1207,
    261     /// The stated refund deadline is after the wire deadline.
    262     EXCHANGE_DEPOSIT_REFUND_DEADLINE_AFTER_WIRE_DEADLINE = 1208,
    263     /// The stated wire deadline is "never", which makes no sense.
    264     EXCHANGE_DEPOSIT_WIRE_DEADLINE_IS_NEVER = 1209,
    265     /// The exchange failed to canonicalize and hash the given wire format. For example, the merchant failed to provide the "salt" or a valid payto:// URI in the wire details.  Note that while the exchange will do some basic sanity checking on the wire details, it cannot warrant that the banking system will ultimately be able to route to the specified address, even if this check passed.
    266     EXCHANGE_DEPOSIT_INVALID_WIRE_FORMAT_JSON = 1210,
    267     /// The hash of the given wire address does not match the wire hash specified in the proposal data.
    268     EXCHANGE_DEPOSIT_INVALID_WIRE_FORMAT_CONTRACT_HASH_CONFLICT = 1211,
    269     /// The signature provided by the exchange is not valid.
    270     EXCHANGE_DEPOSIT_INVALID_SIGNATURE_BY_EXCHANGE = 1221,
    271     /// The deposited amount is smaller than the deposit fee, which would result in a negative contribution.
    272     EXCHANGE_DEPOSIT_FEE_ABOVE_AMOUNT = 1222,
    273     /// The proof of policy fulfillment was invalid.
    274     EXCHANGE_EXTENSIONS_INVALID_FULFILLMENT = 1240,
    275     /// The coin history was requested with a bad signature.
    276     EXCHANGE_COIN_HISTORY_BAD_SIGNATURE = 1251,
    277     /// The reserve history was requested with a bad signature.
    278     EXCHANGE_RESERVE_HISTORY_BAD_SIGNATURE = 1252,
    279     /// The exchange encountered melt fees exceeding the melted coin's contribution.
    280     EXCHANGE_MELT_FEES_EXCEED_CONTRIBUTION = 1302,
    281     /// The signature made with the coin to be melted is invalid.
    282     EXCHANGE_MELT_COIN_SIGNATURE_INVALID = 1303,
    283     /// The denomination of the given coin has past its expiration date and it is also not a valid zombie (that is, was not refreshed with the fresh coin being subjected to recoup).
    284     EXCHANGE_MELT_COIN_EXPIRED_NO_ZOMBIE = 1305,
    285     /// The signature returned by the exchange in a melt request was malformed.
    286     EXCHANGE_MELT_INVALID_SIGNATURE_BY_EXCHANGE = 1306,
    287     /// The provided transfer keys do not match up with the original commitment.  Information about the original commitment is included in the response.
    288     EXCHANGE_REFRESHES_REVEAL_COMMITMENT_VIOLATION = 1353,
    289     /// Failed to produce the blinded signatures over the coins to be returned.
    290     EXCHANGE_REFRESHES_REVEAL_SIGNING_ERROR = 1354,
    291     /// The exchange is unaware of the refresh session specified in the request.
    292     EXCHANGE_REFRESHES_REVEAL_SESSION_UNKNOWN = 1355,
    293     /// The size of the cut-and-choose dimension of the private transfer keys request does not match #TALER_CNC_KAPPA - 1.
    294     EXCHANGE_REFRESHES_REVEAL_CNC_TRANSFER_ARRAY_SIZE_INVALID = 1356,
    295     /// The number of envelopes given does not match the number of denomination keys given.
    296     EXCHANGE_REFRESHES_REVEAL_NEW_DENOMS_ARRAY_SIZE_MISMATCH = 1358,
    297     /// The exchange encountered a numeric overflow totaling up the cost for the refresh operation.
    298     EXCHANGE_REFRESHES_REVEAL_COST_CALCULATION_OVERFLOW = 1359,
    299     /// The exchange's cost calculation shows that the melt amount is below the costs of the transaction.
    300     EXCHANGE_REFRESHES_REVEAL_AMOUNT_INSUFFICIENT = 1360,
    301     /// The signature made with the coin over the link data is invalid.
    302     EXCHANGE_REFRESHES_REVEAL_LINK_SIGNATURE_INVALID = 1361,
    303     /// The refresh session hash given to a /refreshes/ handler was malformed.
    304     EXCHANGE_REFRESHES_REVEAL_INVALID_RCH = 1362,
    305     /// Operation specified invalid for this endpoint.
    306     EXCHANGE_REFRESHES_REVEAL_OPERATION_INVALID = 1363,
    307     /// The client provided age commitment data, but age restriction is not supported on this server.
    308     EXCHANGE_REFRESHES_REVEAL_AGE_RESTRICTION_NOT_SUPPORTED = 1364,
    309     /// The client provided invalid age commitment data: missing, not an array, or  array of invalid size.
    310     EXCHANGE_REFRESHES_REVEAL_AGE_RESTRICTION_COMMITMENT_INVALID = 1365,
    311     /// The coin specified in the link request is unknown to the exchange.
    312     EXCHANGE_LINK_COIN_UNKNOWN = 1400,
    313     /// The public key of given to a /transfers/ handler was malformed.
    314     EXCHANGE_TRANSFERS_GET_WTID_MALFORMED = 1450,
    315     /// The exchange did not find information about the specified wire transfer identifier in the database.
    316     EXCHANGE_TRANSFERS_GET_WTID_NOT_FOUND = 1451,
    317     /// The exchange did not find information about the wire transfer fees it charged.
    318     EXCHANGE_TRANSFERS_GET_WIRE_FEE_NOT_FOUND = 1452,
    319     /// The exchange found a wire fee that was above the total transfer value (and thus could not have been charged).
    320     EXCHANGE_TRANSFERS_GET_WIRE_FEE_INCONSISTENT = 1453,
    321     /// The wait target of the URL was not in the set of expected values.
    322     EXCHANGE_PURSES_INVALID_WAIT_TARGET = 1475,
    323     /// The signature on the purse status returned by the exchange was invalid.
    324     EXCHANGE_PURSES_GET_INVALID_SIGNATURE_BY_EXCHANGE = 1476,
    325     /// The exchange knows literally nothing about the coin we were asked to refund. But without a transaction history, we cannot issue a refund. This is kind-of OK, the owner should just refresh it directly without executing the refund.
    326     EXCHANGE_REFUND_COIN_NOT_FOUND = 1500,
    327     /// We could not process the refund request as the coin's transaction history does not permit the requested refund because then refunds would exceed the deposit amount.  The "history" in the response proves this.
    328     EXCHANGE_REFUND_CONFLICT_DEPOSIT_INSUFFICIENT = 1501,
    329     /// The exchange knows about the coin we were asked to refund, but not about the specific /deposit operation.  Hence, we cannot issue a refund (as we do not know if this merchant public key is authorized to do a refund).
    330     EXCHANGE_REFUND_DEPOSIT_NOT_FOUND = 1502,
    331     /// The exchange can no longer refund the customer/coin as the money was already transferred (paid out) to the merchant. (It should be past the refund deadline.)
    332     EXCHANGE_REFUND_MERCHANT_ALREADY_PAID = 1503,
    333     /// The refund fee specified for the request is lower than the refund fee charged by the exchange for the given denomination key of the refunded coin.
    334     EXCHANGE_REFUND_FEE_TOO_LOW = 1504,
    335     /// The refunded amount is smaller than the refund fee, which would result in a negative refund.
    336     EXCHANGE_REFUND_FEE_ABOVE_AMOUNT = 1505,
    337     /// The signature of the merchant is invalid.
    338     EXCHANGE_REFUND_MERCHANT_SIGNATURE_INVALID = 1506,
    339     /// Merchant backend failed to create the refund confirmation signature.
    340     EXCHANGE_REFUND_MERCHANT_SIGNING_FAILED = 1507,
    341     /// The signature returned by the exchange in a refund request was malformed.
    342     EXCHANGE_REFUND_INVALID_SIGNATURE_BY_EXCHANGE = 1508,
    343     /// The failure proof returned by the exchange is incorrect.
    344     EXCHANGE_REFUND_INVALID_FAILURE_PROOF_BY_EXCHANGE = 1509,
    345     /// Conflicting refund granted before with different amount but same refund transaction ID.
    346     EXCHANGE_REFUND_INCONSISTENT_AMOUNT = 1510,
    347     /// The given coin signature is invalid for the request.
    348     EXCHANGE_RECOUP_SIGNATURE_INVALID = 1550,
    349     /// The exchange could not find the corresponding withdraw operation. The request is denied.
    350     EXCHANGE_RECOUP_WITHDRAW_NOT_FOUND = 1551,
    351     /// The coin's remaining balance is zero.  The request is denied.
    352     EXCHANGE_RECOUP_COIN_BALANCE_ZERO = 1552,
    353     /// The exchange failed to reproduce the coin's blinding.
    354     EXCHANGE_RECOUP_BLINDING_FAILED = 1553,
    355     /// The coin's remaining balance is zero.  The request is denied.
    356     EXCHANGE_RECOUP_COIN_BALANCE_NEGATIVE = 1554,
    357     /// The coin's denomination has not been revoked yet.
    358     EXCHANGE_RECOUP_NOT_ELIGIBLE = 1555,
    359     /// The given coin signature is invalid for the request.
    360     EXCHANGE_RECOUP_REFRESH_SIGNATURE_INVALID = 1575,
    361     /// The exchange could not find the corresponding melt operation. The request is denied.
    362     EXCHANGE_RECOUP_REFRESH_MELT_NOT_FOUND = 1576,
    363     /// The exchange failed to reproduce the coin's blinding.
    364     EXCHANGE_RECOUP_REFRESH_BLINDING_FAILED = 1578,
    365     /// The coin's denomination has not been revoked yet.
    366     EXCHANGE_RECOUP_REFRESH_NOT_ELIGIBLE = 1580,
    367     /// This exchange does not allow clients to request /keys for times other than the current (exchange) time.
    368     EXCHANGE_KEYS_TIMETRAVEL_FORBIDDEN = 1600,
    369     /// A signature in the server's response was malformed.
    370     EXCHANGE_WIRE_SIGNATURE_INVALID = 1650,
    371     /// No bank accounts are enabled for the exchange. The administrator should enable-account using the taler-exchange-offline tool.
    372     EXCHANGE_WIRE_NO_ACCOUNTS_CONFIGURED = 1651,
    373     /// The payto:// URI stored in the exchange database for its bank account is malformed.
    374     EXCHANGE_WIRE_INVALID_PAYTO_CONFIGURED = 1652,
    375     /// No wire fees are configured for an enabled wire method of the exchange. The administrator must set the wire-fee using the taler-exchange-offline tool.
    376     EXCHANGE_WIRE_FEES_NOT_CONFIGURED = 1653,
    377     /// This purse was previously created with different meta data.
    378     EXCHANGE_RESERVES_PURSE_CREATE_CONFLICTING_META_DATA = 1675,
    379     /// This purse was previously merged with different meta data.
    380     EXCHANGE_RESERVES_PURSE_MERGE_CONFLICTING_META_DATA = 1676,
    381     /// The reserve has insufficient funds to create another purse.
    382     EXCHANGE_RESERVES_PURSE_CREATE_INSUFFICIENT_FUNDS = 1677,
    383     /// The purse fee specified for the request is lower than the purse fee charged by the exchange at this time.
    384     EXCHANGE_RESERVES_PURSE_FEE_TOO_LOW = 1678,
    385     /// The payment request cannot be deleted anymore, as it either already completed or timed out.
    386     EXCHANGE_PURSE_DELETE_ALREADY_DECIDED = 1679,
    387     /// The signature affirming the purse deletion is invalid.
    388     EXCHANGE_PURSE_DELETE_SIGNATURE_INVALID = 1680,
    389     /// Withdrawal from the reserve requires age restriction to be set.
    390     EXCHANGE_RESERVES_AGE_RESTRICTION_REQUIRED = 1681,
    391     /// The exchange failed to talk to the process responsible for its private denomination keys or the helpers had no denominations (properly) configured.
    392     EXCHANGE_DENOMINATION_HELPER_UNAVAILABLE = 1700,
    393     /// The response from the denomination key helper process was malformed.
    394     EXCHANGE_DENOMINATION_HELPER_BUG = 1701,
    395     /// The helper refuses to sign with the key, because it is too early: the validity period has not yet started.
    396     EXCHANGE_DENOMINATION_HELPER_TOO_EARLY = 1702,
    397     /// The signature of the exchange on the reply was invalid.
    398     EXCHANGE_PURSE_DEPOSIT_EXCHANGE_SIGNATURE_INVALID = 1725,
    399     /// The exchange failed to talk to the process responsible for its private signing keys.
    400     EXCHANGE_SIGNKEY_HELPER_UNAVAILABLE = 1750,
    401     /// The response from the online signing key helper process was malformed.
    402     EXCHANGE_SIGNKEY_HELPER_BUG = 1751,
    403     /// The helper refuses to sign with the key, because it is too early: the validity period has not yet started.
    404     EXCHANGE_SIGNKEY_HELPER_TOO_EARLY = 1752,
    405     /// The purse expiration time is in the past at the time of its creation.
    406     EXCHANGE_RESERVES_PURSE_EXPIRATION_BEFORE_NOW = 1775,
    407     /// The purse expiration time is set to never, which is not allowed.
    408     EXCHANGE_RESERVES_PURSE_EXPIRATION_IS_NEVER = 1776,
    409     /// The signature affirming the merge of the purse is invalid.
    410     EXCHANGE_RESERVES_PURSE_MERGE_SIGNATURE_INVALID = 1777,
    411     /// The signature by the reserve affirming the merge is invalid.
    412     EXCHANGE_RESERVES_RESERVE_MERGE_SIGNATURE_INVALID = 1778,
    413     /// The signature by the reserve affirming the open operation is invalid.
    414     EXCHANGE_RESERVES_OPEN_BAD_SIGNATURE = 1785,
    415     /// The signature by the reserve affirming the close operation is invalid.
    416     EXCHANGE_RESERVES_CLOSE_BAD_SIGNATURE = 1786,
    417     /// The signature by the reserve affirming the attestion request is invalid.
    418     EXCHANGE_RESERVES_ATTEST_BAD_SIGNATURE = 1787,
    419     /// The exchange does not know an origin account to which the remaining reserve balance could be wired to, and the wallet failed to provide one.
    420     EXCHANGE_RESERVES_CLOSE_NO_TARGET_ACCOUNT = 1788,
    421     /// The reserve balance is insufficient to pay for the open operation.
    422     EXCHANGE_RESERVES_OPEN_INSUFFICIENT_FUNDS = 1789,
    423     /// The auditor that was supposed to be disabled is unknown to this exchange.
    424     EXCHANGE_MANAGEMENT_AUDITOR_NOT_FOUND = 1800,
    425     /// The exchange has a more recently signed conflicting instruction and is thus refusing the current change (replay detected).
    426     EXCHANGE_MANAGEMENT_AUDITOR_MORE_RECENT_PRESENT = 1801,
    427     /// The signature to add or enable the auditor does not validate.
    428     EXCHANGE_MANAGEMENT_AUDITOR_ADD_SIGNATURE_INVALID = 1802,
    429     /// The signature to disable the auditor does not validate.
    430     EXCHANGE_MANAGEMENT_AUDITOR_DEL_SIGNATURE_INVALID = 1803,
    431     /// The signature to revoke the denomination does not validate.
    432     EXCHANGE_MANAGEMENT_DENOMINATION_REVOKE_SIGNATURE_INVALID = 1804,
    433     /// The signature to revoke the online signing key does not validate.
    434     EXCHANGE_MANAGEMENT_SIGNKEY_REVOKE_SIGNATURE_INVALID = 1805,
    435     /// The exchange has a more recently signed conflicting instruction and is thus refusing the current change (replay detected).
    436     EXCHANGE_MANAGEMENT_WIRE_MORE_RECENT_PRESENT = 1806,
    437     /// The signingkey specified is unknown to the exchange.
    438     EXCHANGE_MANAGEMENT_KEYS_SIGNKEY_UNKNOWN = 1807,
    439     /// The signature to publish wire account does not validate.
    440     EXCHANGE_MANAGEMENT_WIRE_DETAILS_SIGNATURE_INVALID = 1808,
    441     /// The signature to add the wire account does not validate.
    442     EXCHANGE_MANAGEMENT_WIRE_ADD_SIGNATURE_INVALID = 1809,
    443     /// The signature to disable the wire account does not validate.
    444     EXCHANGE_MANAGEMENT_WIRE_DEL_SIGNATURE_INVALID = 1810,
    445     /// The wire account to be disabled is unknown to the exchange.
    446     EXCHANGE_MANAGEMENT_WIRE_NOT_FOUND = 1811,
    447     /// The signature to affirm wire fees does not validate.
    448     EXCHANGE_MANAGEMENT_WIRE_FEE_SIGNATURE_INVALID = 1812,
    449     /// The signature conflicts with a previous signature affirming different fees.
    450     EXCHANGE_MANAGEMENT_WIRE_FEE_MISMATCH = 1813,
    451     /// The signature affirming the denomination key is invalid.
    452     EXCHANGE_MANAGEMENT_KEYS_DENOMKEY_ADD_SIGNATURE_INVALID = 1814,
    453     /// The signature affirming the signing key is invalid.
    454     EXCHANGE_MANAGEMENT_KEYS_SIGNKEY_ADD_SIGNATURE_INVALID = 1815,
    455     /// The signature conflicts with a previous signature affirming different fees.
    456     EXCHANGE_MANAGEMENT_GLOBAL_FEE_MISMATCH = 1816,
    457     /// The signature affirming the fee structure is invalid.
    458     EXCHANGE_MANAGEMENT_GLOBAL_FEE_SIGNATURE_INVALID = 1817,
    459     /// The signature affirming the profit drain is invalid.
    460     EXCHANGE_MANAGEMENT_DRAIN_PROFITS_SIGNATURE_INVALID = 1818,
    461     /// The signature affirming the AML decision is invalid.
    462     EXCHANGE_AML_DECISION_ADD_SIGNATURE_INVALID = 1825,
    463     /// The AML officer specified is not allowed to make AML decisions right now.
    464     EXCHANGE_AML_DECISION_INVALID_OFFICER = 1826,
    465     /// There is a more recent AML decision on file. The decision was rejected as timestamps of AML decisions must be monotonically increasing.
    466     EXCHANGE_AML_DECISION_MORE_RECENT_PRESENT = 1827,
    467     /// There AML decision would impose an AML check of a type that is not provided by any KYC provider known to the exchange.
    468     EXCHANGE_AML_DECISION_UNKNOWN_CHECK = 1828,
    469     /// The signature affirming the change in the AML officer status is invalid.
    470     EXCHANGE_MANAGEMENT_UPDATE_AML_OFFICER_SIGNATURE_INVALID = 1830,
    471     /// A more recent decision about the AML officer status is known to the exchange.
    472     EXCHANGE_MANAGEMENT_AML_OFFICERS_MORE_RECENT_PRESENT = 1831,
    473     /// The exchange already has this denomination key configured, but with different meta data. This should not be possible, contact the developers for support.
    474     EXCHANGE_MANAGEMENT_CONFLICTING_DENOMINATION_META_DATA = 1832,
    475     /// The exchange already has this signing key configured, but with different meta data. This should not be possible, contact the developers for support.
    476     EXCHANGE_MANAGEMENT_CONFLICTING_SIGNKEY_META_DATA = 1833,
    477     /// The purse was previously created with different meta data.
    478     EXCHANGE_PURSE_CREATE_CONFLICTING_META_DATA = 1850,
    479     /// The purse was previously created with a different contract.
    480     EXCHANGE_PURSE_CREATE_CONFLICTING_CONTRACT_STORED = 1851,
    481     /// A coin signature for a deposit into the purse is invalid.
    482     EXCHANGE_PURSE_CREATE_COIN_SIGNATURE_INVALID = 1852,
    483     /// The purse expiration time is in the past.
    484     EXCHANGE_PURSE_CREATE_EXPIRATION_BEFORE_NOW = 1853,
    485     /// The purse expiration time is "never".
    486     EXCHANGE_PURSE_CREATE_EXPIRATION_IS_NEVER = 1854,
    487     /// The purse signature over the purse meta data is invalid.
    488     EXCHANGE_PURSE_CREATE_SIGNATURE_INVALID = 1855,
    489     /// The signature over the encrypted contract is invalid.
    490     EXCHANGE_PURSE_ECONTRACT_SIGNATURE_INVALID = 1856,
    491     /// The signature from the exchange over the confirmation is invalid.
    492     EXCHANGE_PURSE_CREATE_EXCHANGE_SIGNATURE_INVALID = 1857,
    493     /// The coin was previously deposited with different meta data.
    494     EXCHANGE_PURSE_DEPOSIT_CONFLICTING_META_DATA = 1858,
    495     /// The encrypted contract was previously uploaded with different meta data.
    496     EXCHANGE_PURSE_ECONTRACT_CONFLICTING_META_DATA = 1859,
    497     /// The deposited amount is less than the purse fee.
    498     EXCHANGE_CREATE_PURSE_NEGATIVE_VALUE_AFTER_FEE = 1860,
    499     /// The signature using the merge key is invalid.
    500     EXCHANGE_PURSE_MERGE_INVALID_MERGE_SIGNATURE = 1876,
    501     /// The signature using the reserve key is invalid.
    502     EXCHANGE_PURSE_MERGE_INVALID_RESERVE_SIGNATURE = 1877,
    503     /// The targeted purse is not yet full and thus cannot be merged. Retrying the request later may succeed.
    504     EXCHANGE_PURSE_NOT_FULL = 1878,
    505     /// The signature from the exchange over the confirmation is invalid.
    506     EXCHANGE_PURSE_MERGE_EXCHANGE_SIGNATURE_INVALID = 1879,
    507     /// The exchange of the target account is not a partner of this exchange.
    508     EXCHANGE_MERGE_PURSE_PARTNER_UNKNOWN = 1880,
    509     /// The signature affirming the new partner is invalid.
    510     EXCHANGE_MANAGEMENT_ADD_PARTNER_SIGNATURE_INVALID = 1890,
    511     /// Conflicting data for the partner already exists with the exchange.
    512     EXCHANGE_MANAGEMENT_ADD_PARTNER_DATA_CONFLICT = 1891,
    513     /// The auditor signature over the denomination meta data is invalid.
    514     EXCHANGE_AUDITORS_AUDITOR_SIGNATURE_INVALID = 1900,
    515     /// The auditor that was specified is unknown to this exchange.
    516     EXCHANGE_AUDITORS_AUDITOR_UNKNOWN = 1901,
    517     /// The auditor that was specified is no longer used by this exchange.
    518     EXCHANGE_AUDITORS_AUDITOR_INACTIVE = 1902,
    519     /// The exchange tried to run an AML program, but that program did not terminate on time. Contact the exchange operator to address the AML program bug or performance issue. If it is not a performance issue, the timeout might have to be increased (requires changes to the source code).
    520     EXCHANGE_KYC_GENERIC_AML_PROGRAM_TIMEOUT = 1918,
    521     /// The KYC info access token is not recognized. Hence the request was denied.
    522     EXCHANGE_KYC_INFO_AUTHORIZATION_FAILED = 1919,
    523     /// The exchange got stuck in a long series of (likely recursive) KYC rules without user-inputs that did not result in a timely conclusion. This is a configuration failure. Please contact the administrator.
    524     EXCHANGE_KYC_RECURSIVE_RULE_DETECTED = 1920,
    525     /// The submitted KYC data lacks an attribute that is required by the KYC form. Please submit the complete form.
    526     EXCHANGE_KYC_AML_FORM_INCOMPLETE = 1921,
    527     /// The request requires an AML program which is no longer configured at the exchange. Contact the exchange operator to address the configuration issue.
    528     EXCHANGE_KYC_GENERIC_AML_PROGRAM_GONE = 1922,
    529     /// The given check is not of type 'form' and thus using this handler for form submission is incorrect.
    530     EXCHANGE_KYC_NOT_A_FORM = 1923,
    531     /// The request requires a check which is no longer configured at the exchange. Contact the exchange operator to address the configuration issue.
    532     EXCHANGE_KYC_GENERIC_CHECK_GONE = 1924,
    533     /// The signature affirming the wallet's KYC request was invalid.
    534     EXCHANGE_KYC_WALLET_SIGNATURE_INVALID = 1925,
    535     /// The exchange received an unexpected malformed response from its KYC backend.
    536     EXCHANGE_KYC_PROOF_BACKEND_INVALID_RESPONSE = 1926,
    537     /// The backend signaled an unexpected failure.
    538     EXCHANGE_KYC_PROOF_BACKEND_ERROR = 1927,
    539     /// The backend signaled an authorization failure.
    540     EXCHANGE_KYC_PROOF_BACKEND_AUTHORIZATION_FAILED = 1928,
    541     /// The exchange is unaware of having made an the authorization request.
    542     EXCHANGE_KYC_PROOF_REQUEST_UNKNOWN = 1929,
    543     /// The KYC authorization signature was invalid. Hence the request was denied.
    544     EXCHANGE_KYC_CHECK_AUTHORIZATION_FAILED = 1930,
    545     /// The request used a logic specifier that is not known to the exchange.
    546     EXCHANGE_KYC_GENERIC_LOGIC_UNKNOWN = 1931,
    547     /// The request requires a logic which is no longer configured at the exchange.
    548     EXCHANGE_KYC_GENERIC_LOGIC_GONE = 1932,
    549     /// The logic plugin had a bug in its interaction with the KYC provider.
    550     EXCHANGE_KYC_GENERIC_LOGIC_BUG = 1933,
    551     /// The exchange could not process the request with its KYC provider because the provider refused access to the service. This indicates some configuration issue at the Taler exchange operator.
    552     EXCHANGE_KYC_GENERIC_PROVIDER_ACCESS_REFUSED = 1934,
    553     /// There was a timeout in the interaction between the exchange and the KYC provider. The most likely cause is some networking problem. Trying again later might succeed.
    554     EXCHANGE_KYC_GENERIC_PROVIDER_TIMEOUT = 1935,
    555     /// The KYC provider responded with a status that was completely unexpected by the KYC logic of the exchange.
    556     EXCHANGE_KYC_GENERIC_PROVIDER_UNEXPECTED_REPLY = 1936,
    557     /// The rate limit of the exchange at the KYC provider has been exceeded. Trying much later might work.
    558     EXCHANGE_KYC_GENERIC_PROVIDER_RATE_LIMIT_EXCEEDED = 1937,
    559     /// The request to the webhook lacked proper authorization or authentication data.
    560     EXCHANGE_KYC_WEBHOOK_UNAUTHORIZED = 1938,
    561     /// The exchange is unaware of the requested payto URI with respect to the KYC status.
    562     EXCHANGE_KYC_CHECK_REQUEST_UNKNOWN = 1939,
    563     /// The exchange has no account public key to check the KYC authorization signature against. Hence the request was denied. The user should do a wire transfer to the exchange with the KYC authorization key in the subject.
    564     EXCHANGE_KYC_CHECK_AUTHORIZATION_KEY_UNKNOWN = 1940,
    565     /// The form has been previously uploaded, and may only be filed once. The user should be redirected to their main KYC page and see if any other steps need to be taken.
    566     EXCHANGE_KYC_FORM_ALREADY_UPLOADED = 1941,
    567     /// The internal state of the exchange specifying KYC measures is malformed. Please contact technical support.
    568     EXCHANGE_KYC_MEASURES_MALFORMED = 1942,
    569     /// The specified index does not refer to a valid KYC measure. Please check the URL.
    570     EXCHANGE_KYC_MEASURE_INDEX_INVALID = 1943,
    571     /// The operation is not supported by the selected KYC logic. This is either caused by a configuration change or some invalid use of the API. Please contact technical support.
    572     EXCHANGE_KYC_INVALID_LOGIC_TO_CHECK = 1944,
    573     /// The AML program failed. This is either caused by a configuration change or a bug. Please contact technical support.
    574     EXCHANGE_KYC_AML_PROGRAM_FAILURE = 1945,
    575     /// The AML program returned a malformed result. This is a bug. Please contact technical support.
    576     EXCHANGE_KYC_AML_PROGRAM_MALFORMED_RESULT = 1946,
    577     /// The response from the KYC provider lacked required attributes. Please contact technical support.
    578     EXCHANGE_KYC_GENERIC_PROVIDER_INCOMPLETE_REPLY = 1947,
    579     /// The context of the KYC check lacked required fields. This is a bug. Please contact technical support.
    580     EXCHANGE_KYC_GENERIC_PROVIDER_INCOMPLETE_CONTEXT = 1948,
    581     /// The logic plugin had a bug in its AML processing. This is a bug. Please contact technical support.
    582     EXCHANGE_KYC_GENERIC_AML_LOGIC_BUG = 1949,
    583     /// The exchange does not know a contract under the given contract public key.
    584     EXCHANGE_CONTRACTS_UNKNOWN = 1950,
    585     /// The URL does not encode a valid exchange public key in its path.
    586     EXCHANGE_CONTRACTS_INVALID_CONTRACT_PUB = 1951,
    587     /// The returned encrypted contract did not decrypt.
    588     EXCHANGE_CONTRACTS_DECRYPTION_FAILED = 1952,
    589     /// The signature on the encrypted contract did not validate.
    590     EXCHANGE_CONTRACTS_SIGNATURE_INVALID = 1953,
    591     /// The decrypted contract was malformed.
    592     EXCHANGE_CONTRACTS_DECODING_FAILED = 1954,
    593     /// A coin signature for a deposit into the purse is invalid.
    594     EXCHANGE_PURSE_DEPOSIT_COIN_SIGNATURE_INVALID = 1975,
    595     /// It is too late to deposit coins into the purse.
    596     EXCHANGE_PURSE_DEPOSIT_DECIDED_ALREADY = 1976,
    597     /// The exchange is currently processing the KYC status and is not able to return a response yet.
    598     EXCHANGE_KYC_INFO_BUSY = 1977,
    599     /// TOTP key is not valid.
    600     EXCHANGE_TOTP_KEY_INVALID = 1980,
    601     /// The backend could not find the merchant instance specified in the request.
    602     MERCHANT_GENERIC_INSTANCE_UNKNOWN = 2000,
    603     /// The start and end-times in the wire fee structure leave a hole. This is not allowed.
    604     MERCHANT_GENERIC_HOLE_IN_WIRE_FEE_STRUCTURE = 2001,
    605     /// The merchant was unable to obtain a valid answer to /wire from the exchange.
    606     MERCHANT_GENERIC_EXCHANGE_WIRE_REQUEST_FAILED = 2002,
    607     /// The product category is not known to the backend.
    608     MERCHANT_GENERIC_CATEGORY_UNKNOWN = 2003,
    609     /// The proposal is not known to the backend.
    610     MERCHANT_GENERIC_ORDER_UNKNOWN = 2005,
    611     /// The order provided to the backend could not be completed, because a product to be completed via inventory data is not actually in our inventory.
    612     MERCHANT_GENERIC_PRODUCT_UNKNOWN = 2006,
    613     /// The reward ID is unknown.  This could happen if the reward has expired.
    614     MERCHANT_GENERIC_REWARD_ID_UNKNOWN = 2007,
    615     /// The contract obtained from the merchant backend was malformed.
    616     MERCHANT_GENERIC_DB_CONTRACT_CONTENT_INVALID = 2008,
    617     /// The order we found does not match the provided contract hash.
    618     MERCHANT_GENERIC_CONTRACT_HASH_DOES_NOT_MATCH_ORDER = 2009,
    619     /// The exchange failed to provide a valid response to the merchant's /keys request.
    620     MERCHANT_GENERIC_EXCHANGE_KEYS_FAILURE = 2010,
    621     /// The exchange failed to respond to the merchant on time.
    622     MERCHANT_GENERIC_EXCHANGE_TIMEOUT = 2011,
    623     /// The merchant failed to talk to the exchange.
    624     MERCHANT_GENERIC_EXCHANGE_CONNECT_FAILURE = 2012,
    625     /// The exchange returned a maformed response.
    626     MERCHANT_GENERIC_EXCHANGE_REPLY_MALFORMED = 2013,
    627     /// The exchange returned an unexpected response status.
    628     MERCHANT_GENERIC_EXCHANGE_UNEXPECTED_STATUS = 2014,
    629     /// The merchant refused the request due to lack of authorization.
    630     MERCHANT_GENERIC_UNAUTHORIZED = 2015,
    631     /// The merchant instance specified in the request was deleted.
    632     MERCHANT_GENERIC_INSTANCE_DELETED = 2016,
    633     /// The backend could not find the inbound wire transfer specified in the request.
    634     MERCHANT_GENERIC_TRANSFER_UNKNOWN = 2017,
    635     /// The backend could not find the template(id) because it is not exist.
    636     MERCHANT_GENERIC_TEMPLATE_UNKNOWN = 2018,
    637     /// The backend could not find the webhook(id) because it is not exist.
    638     MERCHANT_GENERIC_WEBHOOK_UNKNOWN = 2019,
    639     /// The backend could not find the webhook(serial) because it is not exist.
    640     MERCHANT_GENERIC_PENDING_WEBHOOK_UNKNOWN = 2020,
    641     /// The backend could not find the OTP device(id) because it is not exist.
    642     MERCHANT_GENERIC_OTP_DEVICE_UNKNOWN = 2021,
    643     /// The account is not known to the backend.
    644     MERCHANT_GENERIC_ACCOUNT_UNKNOWN = 2022,
    645     /// The wire hash was malformed.
    646     MERCHANT_GENERIC_H_WIRE_MALFORMED = 2023,
    647     /// The currency specified in the operation does not work with the current state of the given resource.
    648     MERCHANT_GENERIC_CURRENCY_MISMATCH = 2024,
    649     /// The exchange specified in the operation is not trusted by this exchange. The client should limit its operation to exchanges enabled by the merchant, or ask the merchant to enable additional exchanges in the configuration.
    650     MERCHANT_GENERIC_EXCHANGE_UNTRUSTED = 2025,
    651     /// The token family is not known to the backend.
    652     MERCHANT_GENERIC_TOKEN_FAMILY_UNKNOWN = 2026,
    653     /// The token family key is not known to the backend. Check the local system time on the client, maybe an expired (or not yet valid) token was used.
    654     MERCHANT_GENERIC_TOKEN_KEY_UNKNOWN = 2027,
    655     /// The merchant backend is not configured to support the DONAU protocol.
    656     MERCHANT_GENERIC_DONAU_NOT_CONFIGURED = 2028,
    657     /// The exchange failed to provide a valid answer to the tracking request, thus those details are not in the response.
    658     MERCHANT_GET_ORDERS_EXCHANGE_TRACKING_FAILURE = 2100,
    659     /// The merchant backend failed to construct the request for tracking to the exchange, thus tracking details are not in the response.
    660     MERCHANT_GET_ORDERS_ID_EXCHANGE_REQUEST_FAILURE = 2103,
    661     /// The merchant backend failed trying to contact the exchange for tracking details, thus those details are not in the response.
    662     MERCHANT_GET_ORDERS_ID_EXCHANGE_LOOKUP_START_FAILURE = 2104,
    663     /// The claim token used to authenticate the client is invalid for this order.
    664     MERCHANT_GET_ORDERS_ID_INVALID_TOKEN = 2105,
    665     /// The contract terms hash used to authenticate the client is invalid for this order.
    666     MERCHANT_GET_ORDERS_ID_INVALID_CONTRACT_HASH = 2106,
    667     /// The contract terms version is not invalid.
    668     MERCHANT_GET_ORDERS_ID_INVALID_CONTRACT_VERSION = 2107,
    669     /// The exchange responded saying that funds were insufficient (for example, due to double-spending).
    670     MERCHANT_POST_ORDERS_ID_PAY_INSUFFICIENT_FUNDS = 2150,
    671     /// The denomination key used for payment is not listed among the denomination keys of the exchange.
    672     MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_KEY_NOT_FOUND = 2151,
    673     /// The denomination key used for payment is not audited by an auditor approved by the merchant.
    674     MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_KEY_AUDITOR_FAILURE = 2152,
    675     /// There was an integer overflow totaling up the amounts or deposit fees in the payment.
    676     MERCHANT_POST_ORDERS_ID_PAY_AMOUNT_OVERFLOW = 2153,
    677     /// The deposit fees exceed the total value of the payment.
    678     MERCHANT_POST_ORDERS_ID_PAY_FEES_EXCEED_PAYMENT = 2154,
    679     /// After considering deposit and wire fees, the payment is insufficient to satisfy the required amount for the contract.  The client should revisit the logic used to calculate fees it must cover.
    680     MERCHANT_POST_ORDERS_ID_PAY_INSUFFICIENT_DUE_TO_FEES = 2155,
    681     /// Even if we do not consider deposit and wire fees, the payment is insufficient to satisfy the required amount for the contract.
    682     MERCHANT_POST_ORDERS_ID_PAY_PAYMENT_INSUFFICIENT = 2156,
    683     /// The signature over the contract of one of the coins was invalid.
    684     MERCHANT_POST_ORDERS_ID_PAY_COIN_SIGNATURE_INVALID = 2157,
    685     /// When we tried to find information about the exchange to issue the deposit, we failed.  This usually only happens if the merchant backend is somehow unable to get its own HTTP client logic to work.
    686     MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_LOOKUP_FAILED = 2158,
    687     /// The refund deadline in the contract is after the transfer deadline.
    688     MERCHANT_POST_ORDERS_ID_PAY_REFUND_DEADLINE_PAST_WIRE_TRANSFER_DEADLINE = 2159,
    689     /// The order was already paid (maybe by another wallet).
    690     MERCHANT_POST_ORDERS_ID_PAY_ALREADY_PAID = 2160,
    691     /// The payment is too late, the offer has expired.
    692     MERCHANT_POST_ORDERS_ID_PAY_OFFER_EXPIRED = 2161,
    693     /// The "merchant" field is missing in the proposal data. This is an internal error as the proposal is from the merchant's own database at this point.
    694     MERCHANT_POST_ORDERS_ID_PAY_MERCHANT_FIELD_MISSING = 2162,
    695     /// Failed to locate merchant's account information matching the wire hash given in the proposal.
    696     MERCHANT_POST_ORDERS_ID_PAY_WIRE_HASH_UNKNOWN = 2163,
    697     /// The deposit time for the denomination has expired.
    698     MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_DEPOSIT_EXPIRED = 2165,
    699     /// The exchange of the deposited coin charges a wire fee that could not be added to the total (total amount too high).
    700     MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_WIRE_FEE_ADDITION_FAILED = 2166,
    701     /// The contract was not fully paid because of refunds. Note that clients MAY treat this as paid if, for example, contracts must be executed despite of refunds.
    702     MERCHANT_POST_ORDERS_ID_PAY_REFUNDED = 2167,
    703     /// According to our database, we have refunded more than we were paid (which should not be possible).
    704     MERCHANT_POST_ORDERS_ID_PAY_REFUNDS_EXCEED_PAYMENTS = 2168,
    705     /// Legacy stuff. Remove me with protocol v1.
    706     DEAD_QQQ_PAY_MERCHANT_POST_ORDERS_ID_ABORT_REFUND_REFUSED_PAYMENT_COMPLETE = 2169,
    707     /// The payment failed at the exchange.
    708     MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_FAILED = 2170,
    709     /// The payment required a minimum age but one of the coins (of a denomination with support for age restriction) did not provide any age_commitment.
    710     MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_MISSING = 2171,
    711     /// The payment required a minimum age but one of the coins provided an age_commitment that contained a wrong number of public keys compared to the number of age groups defined in the denomination of the coin.
    712     MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_SIZE_MISMATCH = 2172,
    713     /// The payment required a minimum age but one of the coins provided a minimum_age_sig that couldn't be verified with the given age_commitment for that particular minimum age.
    714     MERCHANT_POST_ORDERS_ID_PAY_AGE_VERIFICATION_FAILED = 2173,
    715     /// The payment required no minimum age but one of the coins (of a denomination with support for age restriction) did not provide the required h_age_commitment.
    716     MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_HASH_MISSING = 2174,
    717     /// The exchange does not support the selected bank account of the merchant. Likely the merchant had stale data on the bank accounts of the exchange and thus selected an inappropriate exchange when making the offer.
    718     MERCHANT_POST_ORDERS_ID_PAY_WIRE_METHOD_UNSUPPORTED = 2175,
    719     /// The payment requires the wallet to select a choice from the choices array and pass it in the 'choice_index' field of the request.
    720     MERCHANT_POST_ORDERS_ID_PAY_CHOICE_INDEX_MISSING = 2176,
    721     /// The 'choice_index' field is invalid.
    722     MERCHANT_POST_ORDERS_ID_PAY_CHOICE_INDEX_OUT_OF_BOUNDS = 2177,
    723     /// The provided 'tokens' array does not match with the required input tokens of the order.
    724     MERCHANT_POST_ORDERS_ID_PAY_INPUT_TOKENS_MISMATCH = 2178,
    725     /// Invalid token issue signature (blindly signed by merchant) for provided token.
    726     MERCHANT_POST_ORDERS_ID_PAY_TOKEN_ISSUE_SIG_INVALID = 2179,
    727     /// Invalid token use signature (EdDSA, signed by wallet) for provided token.
    728     MERCHANT_POST_ORDERS_ID_PAY_TOKEN_USE_SIG_INVALID = 2180,
    729     /// The provided number of tokens does not match the required number.
    730     MERCHANT_POST_ORDERS_ID_PAY_TOKEN_COUNT_MISMATCH = 2181,
    731     /// The provided number of token envelopes does not match the specified number.
    732     MERCHANT_POST_ORDERS_ID_PAY_TOKEN_ENVELOPE_COUNT_MISMATCH = 2182,
    733     /// Invalid token because it was already used, is expired or not yet valid.
    734     MERCHANT_POST_ORDERS_ID_PAY_TOKEN_INVALID = 2183,
    735     /// The payment violates a transaction limit configured at the given exchange. The wallet has a bug in that it failed to check exchange limits during coin selection. Please report the bug to your wallet developer.
    736     MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_TRANSACTION_LIMIT_VIOLATION = 2184,
    737     /// The contract hash does not match the given order ID.
    738     MERCHANT_POST_ORDERS_ID_PAID_CONTRACT_HASH_MISMATCH = 2200,
    739     /// The signature of the merchant is not valid for the given contract hash.
    740     MERCHANT_POST_ORDERS_ID_PAID_COIN_SIGNATURE_INVALID = 2201,
    741     /// A token family with this ID but conflicting data exists.
    742     MERCHANT_POST_TOKEN_FAMILY_CONFLICT = 2225,
    743     /// The backend is unaware of a token family with the given ID.
    744     MERCHANT_PATCH_TOKEN_FAMILY_NOT_FOUND = 2226,
    745     /// The merchant failed to send the exchange the refund request.
    746     MERCHANT_POST_ORDERS_ID_ABORT_EXCHANGE_REFUND_FAILED = 2251,
    747     /// The merchant failed to find the exchange to process the lookup.
    748     MERCHANT_POST_ORDERS_ID_ABORT_EXCHANGE_LOOKUP_FAILED = 2252,
    749     /// The merchant could not find the contract.
    750     MERCHANT_POST_ORDERS_ID_ABORT_CONTRACT_NOT_FOUND = 2253,
    751     /// The payment was already completed and thus cannot be aborted anymore.
    752     MERCHANT_POST_ORDERS_ID_ABORT_REFUND_REFUSED_PAYMENT_COMPLETE = 2254,
    753     /// The hash provided by the wallet does not match the order.
    754     MERCHANT_POST_ORDERS_ID_ABORT_CONTRACT_HASH_MISSMATCH = 2255,
    755     /// The array of coins cannot be empty.
    756     MERCHANT_POST_ORDERS_ID_ABORT_COINS_ARRAY_EMPTY = 2256,
    757     /// We are waiting for the exchange to provide us with key material before checking the wire transfer.
    758     MERCHANT_EXCHANGE_TRANSFERS_AWAITING_KEYS = 2258,
    759     /// We are waiting for the exchange to provide us with the list of aggregated transactions.
    760     MERCHANT_EXCHANGE_TRANSFERS_AWAITING_LIST = 2259,
    761     /// The endpoint indicated in the wire transfer does not belong to a GNU Taler exchange.
    762     MERCHANT_EXCHANGE_TRANSFERS_FATAL_NO_EXCHANGE = 2260,
    763     /// The exchange indicated in the wire transfer claims to know nothing about the wire transfer.
    764     MERCHANT_EXCHANGE_TRANSFERS_FATAL_NOT_FOUND = 2261,
    765     /// The interaction with the exchange is delayed due to rate limiting.
    766     MERCHANT_EXCHANGE_TRANSFERS_RATE_LIMITED = 2262,
    767     /// We experienced a transient failure in our interaction with the exchange.
    768     MERCHANT_EXCHANGE_TRANSFERS_TRANSIENT_FAILURE = 2263,
    769     /// The response from the exchange was unacceptable and should be reviewed with an auditor.
    770     MERCHANT_EXCHANGE_TRANSFERS_HARD_FAILURE = 2264,
    771     /// We could not claim the order because the backend is unaware of it.
    772     MERCHANT_POST_ORDERS_ID_CLAIM_NOT_FOUND = 2300,
    773     /// We could not claim the order because someone else claimed it first.
    774     MERCHANT_POST_ORDERS_ID_CLAIM_ALREADY_CLAIMED = 2301,
    775     /// The client-side experienced an internal failure.
    776     MERCHANT_POST_ORDERS_ID_CLAIM_CLIENT_INTERNAL_FAILURE = 2302,
    777     /// The backend failed to sign the refund request.
    778     MERCHANT_POST_ORDERS_ID_REFUND_SIGNATURE_FAILED = 2350,
    779     /// The client failed to unblind the signature returned by the merchant.
    780     MERCHANT_REWARD_PICKUP_UNBLIND_FAILURE = 2400,
    781     /// The exchange returned a failure code for the withdraw operation.
    782     MERCHANT_REWARD_PICKUP_EXCHANGE_ERROR = 2403,
    783     /// The merchant failed to add up the amounts to compute the pick up value.
    784     MERCHANT_REWARD_PICKUP_SUMMATION_FAILED = 2404,
    785     /// The reward expired.
    786     MERCHANT_REWARD_PICKUP_HAS_EXPIRED = 2405,
    787     /// The requested withdraw amount exceeds the amount remaining to be picked up.
    788     MERCHANT_REWARD_PICKUP_AMOUNT_EXCEEDS_REWARD_REMAINING = 2406,
    789     /// The merchant did not find the specified denomination key in the exchange's key set.
    790     MERCHANT_REWARD_PICKUP_DENOMINATION_UNKNOWN = 2407,
    791     /// The merchant instance has no active bank accounts configured. However, at least one bank account must be available to create new orders.
    792     MERCHANT_PRIVATE_POST_ORDERS_INSTANCE_CONFIGURATION_LACKS_WIRE = 2500,
    793     /// The proposal had no timestamp and the merchant backend failed to obtain the current local time.
    794     MERCHANT_PRIVATE_POST_ORDERS_NO_LOCALTIME = 2501,
    795     /// The order provided to the backend could not be parsed; likely some required fields were missing or ill-formed.
    796     MERCHANT_PRIVATE_POST_ORDERS_PROPOSAL_PARSE_ERROR = 2502,
    797     /// A conflicting order (sharing the same order identifier) already exists at this merchant backend instance.
    798     MERCHANT_PRIVATE_POST_ORDERS_ALREADY_EXISTS = 2503,
    799     /// The order creation request is invalid because the given wire deadline is before the refund deadline.
    800     MERCHANT_PRIVATE_POST_ORDERS_REFUND_AFTER_WIRE_DEADLINE = 2504,
    801     /// The order creation request is invalid because the delivery date given is in the past.
    802     MERCHANT_PRIVATE_POST_ORDERS_DELIVERY_DATE_IN_PAST = 2505,
    803     /// The order creation request is invalid because a wire deadline of "never" is not allowed.
    804     MERCHANT_PRIVATE_POST_ORDERS_WIRE_DEADLINE_IS_NEVER = 2506,
    805     /// The order creation request is invalid because the given payment deadline is in the past.
    806     MERCHANT_PRIVATE_POST_ORDERS_PAY_DEADLINE_IN_PAST = 2507,
    807     /// The order creation request is invalid because the given refund deadline is in the past.
    808     MERCHANT_PRIVATE_POST_ORDERS_REFUND_DEADLINE_IN_PAST = 2508,
    809     /// The backend does not trust any exchange that would allow funds to be wired to any bank account of this instance using the wire method specified with the order. (Note that right now, we do not support the use of exchange bank accounts with mandatory currency conversion.) One likely cause for this is that the taler-merchant-exchangekeyupdate process is not running.
    810     MERCHANT_PRIVATE_POST_ORDERS_NO_EXCHANGES_FOR_WIRE_METHOD = 2509,
    811     /// One of the paths to forget is malformed.
    812     MERCHANT_PRIVATE_PATCH_ORDERS_ID_FORGET_PATH_SYNTAX_INCORRECT = 2510,
    813     /// One of the paths to forget was not marked as forgettable.
    814     MERCHANT_PRIVATE_PATCH_ORDERS_ID_FORGET_PATH_NOT_FORGETTABLE = 2511,
    815     /// The refund amount would violate a refund transaction limit configured at the given exchange. Please find another way to refund the customer, and inquire with your legislator why they make strange banking regulations.
    816     MERCHANT_POST_ORDERS_ID_REFUND_EXCHANGE_TRANSACTION_LIMIT_VIOLATION = 2512,
    817     /// The total order amount exceeds hard legal transaction limits from the available exchanges, thus a customer could never legally make this payment. You may try to increase your limits by passing legitimization checks with exchange operators. You could also inquire with your legislator why the limits are prohibitively low for your business.
    818     MERCHANT_PRIVATE_POST_ORDERS_AMOUNT_EXCEEDS_LEGAL_LIMITS = 2513,
    819     /// A currency specified to be paid in the contract is not supported by any exchange that this instance can currently use. Possible solutions include (1) specifying a different currency, (2) adding additional suitable exchange operators to the merchant backend configuration, or (3) satisfying compliance rules of an configured exchange to begin using the service of that provider.
    820     MERCHANT_PRIVATE_POST_ORDERS_NO_EXCHANGE_FOR_CURRENCY = 2514,
    821     /// The order provided to the backend could not be deleted, our offer is still valid and awaiting payment. Deletion may work later after the offer has expired if it remains unpaid.
    822     MERCHANT_PRIVATE_DELETE_ORDERS_AWAITING_PAYMENT = 2520,
    823     /// The order provided to the backend could not be deleted as the order was already paid.
    824     MERCHANT_PRIVATE_DELETE_ORDERS_ALREADY_PAID = 2521,
    825     /// The amount to be refunded is inconsistent: either is lower than the previous amount being awarded, or it exceeds the original price paid by the customer.
    826     MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_INCONSISTENT_AMOUNT = 2530,
    827     /// Only paid orders can be refunded, and the frontend specified an unpaid order to issue a refund for.
    828     MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_ORDER_UNPAID = 2531,
    829     /// The refund delay was set to 0 and thus no refunds are ever allowed for this order.
    830     MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_NOT_ALLOWED_BY_CONTRACT = 2532,
    831     /// The token family slug provided in this order could not be found in the merchant database.
    832     MERCHANT_PRIVATE_POST_ORDERS_TOKEN_FAMILY_SLUG_UNKNOWN = 2533,
    833     /// A token family referenced in this order is either expired or not valid yet.
    834     MERCHANT_PRIVATE_POST_ORDERS_TOKEN_FAMILY_NOT_VALID = 2534,
    835     /// The exchange says it does not know this transfer.
    836     MERCHANT_PRIVATE_POST_TRANSFERS_EXCHANGE_UNKNOWN = 2550,
    837     /// We internally failed to execute the /track/transfer request.
    838     MERCHANT_PRIVATE_POST_TRANSFERS_REQUEST_ERROR = 2551,
    839     /// The amount transferred differs between what was submitted and what the exchange claimed.
    840     MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_TRANSFERS = 2552,
    841     /// The exchange gave conflicting information about a coin which has been wire transferred.
    842     MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_REPORTS = 2553,
    843     /// The exchange charged a different wire fee than what it originally advertised, and it is higher.
    844     MERCHANT_PRIVATE_POST_TRANSFERS_BAD_WIRE_FEE = 2554,
    845     /// We did not find the account that the transfer was made to.
    846     MERCHANT_PRIVATE_POST_TRANSFERS_ACCOUNT_NOT_FOUND = 2555,
    847     /// The backend could not delete the transfer as the echange already replied to our inquiry about it and we have integrated the result.
    848     MERCHANT_PRIVATE_DELETE_TRANSFERS_ALREADY_CONFIRMED = 2556,
    849     /// The backend was previously informed about a wire transfer with the same ID but a different amount. Multiple wire transfers with the same ID are not allowed. If the new amount is correct, the old transfer should first be deleted.
    850     MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_SUBMISSION = 2557,
    851     /// The amount transferred differs between what was submitted and what the exchange claimed.
    852     MERCHANT_EXCHANGE_TRANSFERS_CONFLICTING_TRANSFERS = 2563,
    853     /// The merchant backend cannot create an instance under the given identifier as one already exists. Use PATCH to modify the existing entry.
    854     MERCHANT_PRIVATE_POST_INSTANCES_ALREADY_EXISTS = 2600,
    855     /// The merchant backend cannot create an instance because the authentication configuration field is malformed.
    856     MERCHANT_PRIVATE_POST_INSTANCES_BAD_AUTH = 2601,
    857     /// The merchant backend cannot update an instance's authentication settings because the provided authentication settings are malformed.
    858     MERCHANT_PRIVATE_POST_INSTANCE_AUTH_BAD_AUTH = 2602,
    859     /// The merchant backend cannot create an instance under the given identifier, the previous one was deleted but must be purged first.
    860     MERCHANT_PRIVATE_POST_INSTANCES_PURGE_REQUIRED = 2603,
    861     /// The merchant backend cannot update an instance under the given identifier, the previous one was deleted but must be purged first.
    862     MERCHANT_PRIVATE_PATCH_INSTANCES_PURGE_REQUIRED = 2625,
    863     /// The bank account referenced in the requested operation was not found.
    864     MERCHANT_PRIVATE_ACCOUNT_DELETE_UNKNOWN_ACCOUNT = 2626,
    865     /// The bank account specified in the request already exists at the merchant.
    866     MERCHANT_PRIVATE_ACCOUNT_EXISTS = 2627,
    867     /// The product ID exists.
    868     MERCHANT_PRIVATE_POST_PRODUCTS_CONFLICT_PRODUCT_EXISTS = 2650,
    869     /// A category with the same name exists already.
    870     MERCHANT_PRIVATE_POST_CATEGORIES_CONFLICT_CATEGORY_EXISTS = 2651,
    871     /// The update would have reduced the total amount of product lost, which is not allowed.
    872     MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_LOST_REDUCED = 2660,
    873     /// The update would have mean that more stocks were lost than what remains from total inventory after sales, which is not allowed.
    874     MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_LOST_EXCEEDS_STOCKS = 2661,
    875     /// The update would have reduced the total amount of product in stock, which is not allowed.
    876     MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_STOCKED_REDUCED = 2662,
    877     /// The update would have reduced the total amount of product sold, which is not allowed.
    878     MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_SOLD_REDUCED = 2663,
    879     /// The lock request is for more products than we have left (unlocked) in stock.
    880     MERCHANT_PRIVATE_POST_PRODUCTS_LOCK_INSUFFICIENT_STOCKS = 2670,
    881     /// The deletion request is for a product that is locked.
    882     MERCHANT_PRIVATE_DELETE_PRODUCTS_CONFLICTING_LOCK = 2680,
    883     /// The requested wire method is not supported by the exchange.
    884     MERCHANT_PRIVATE_POST_RESERVES_UNSUPPORTED_WIRE_METHOD = 2700,
    885     /// The requested exchange does not allow rewards.
    886     MERCHANT_PRIVATE_POST_RESERVES_REWARDS_NOT_ALLOWED = 2701,
    887     /// The reserve could not be deleted because it is unknown.
    888     MERCHANT_PRIVATE_DELETE_RESERVES_NO_SUCH_RESERVE = 2710,
    889     /// The reserve that was used to fund the rewards has expired.
    890     MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_EXPIRED = 2750,
    891     /// The reserve that was used to fund the rewards was not found in the DB.
    892     MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_UNKNOWN = 2751,
    893     /// The backend knows the instance that was supposed to support the reward, and it was configured for rewardping. However, the funds remaining are insufficient to cover the reward, and the merchant should top up the reserve.
    894     MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_INSUFFICIENT_FUNDS = 2752,
    895     /// The backend failed to find a reserve needed to authorize the reward.
    896     MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_NOT_FOUND = 2753,
    897     /// The merchant backend encountered a failure in computing the deposit total.
    898     MERCHANT_PRIVATE_GET_ORDERS_ID_AMOUNT_ARITHMETIC_FAILURE = 2800,
    899     /// The template ID already exists.
    900     MERCHANT_PRIVATE_POST_TEMPLATES_CONFLICT_TEMPLATE_EXISTS = 2850,
    901     /// The OTP device ID already exists.
    902     MERCHANT_PRIVATE_POST_OTP_DEVICES_CONFLICT_OTP_DEVICE_EXISTS = 2851,
    903     /// Amount given in the using template and in the template contract. There is a conflict.
    904     MERCHANT_POST_USING_TEMPLATES_AMOUNT_CONFLICT_TEMPLATES_CONTRACT_AMOUNT = 2860,
    905     /// Subject given in the using template and in the template contract. There is a conflict.
    906     MERCHANT_POST_USING_TEMPLATES_SUMMARY_CONFLICT_TEMPLATES_CONTRACT_SUBJECT = 2861,
    907     /// Amount not given in the using template and in the template contract. There is a conflict.
    908     MERCHANT_POST_USING_TEMPLATES_NO_AMOUNT = 2862,
    909     /// Subject not given in the using template and in the template contract. There is a conflict.
    910     MERCHANT_POST_USING_TEMPLATES_NO_SUMMARY = 2863,
    911     /// The webhook ID elready exists.
    912     MERCHANT_PRIVATE_POST_WEBHOOKS_CONFLICT_WEBHOOK_EXISTS = 2900,
    913     /// The webhook serial elready exists.
    914     MERCHANT_PRIVATE_POST_PENDING_WEBHOOKS_CONFLICT_PENDING_WEBHOOK_EXISTS = 2910,
    915     /// The auditor refused the connection due to a lack of authorization.
    916     AUDITOR_GENERIC_UNAUTHORIZED = 3001,
    917     /// This method is not allowed here.
    918     AUDITOR_GENERIC_METHOD_NOT_ALLOWED = 3002,
    919     /// The signature from the exchange on the deposit confirmation is invalid.
    920     AUDITOR_DEPOSIT_CONFIRMATION_SIGNATURE_INVALID = 3100,
    921     /// The exchange key used for the signature on the deposit confirmation was revoked.
    922     AUDITOR_EXCHANGE_SIGNING_KEY_REVOKED = 3101,
    923     /// The requested resource could not be found.
    924     AUDITOR_RESOURCE_NOT_FOUND = 3102,
    925     /// The URI is missing a path component.
    926     AUDITOR_URI_MISSING_PATH_COMPONENT = 3103,
    927     /// Wire transfer attempted with credit and debit party being the same bank account.
    928     BANK_SAME_ACCOUNT = 5101,
    929     /// Wire transfer impossible, due to financial limitation of the party that attempted the payment.
    930     BANK_UNALLOWED_DEBIT = 5102,
    931     /// Negative numbers are not allowed (as value and/or fraction) to instantiate an amount object.
    932     BANK_NEGATIVE_NUMBER_AMOUNT = 5103,
    933     /// A too big number was used (as value and/or fraction) to instantiate an amount object.
    934     BANK_NUMBER_TOO_BIG = 5104,
    935     /// The bank account referenced in the requested operation was not found.
    936     BANK_UNKNOWN_ACCOUNT = 5106,
    937     /// The transaction referenced in the requested operation (typically a reject operation), was not found.
    938     BANK_TRANSACTION_NOT_FOUND = 5107,
    939     /// Bank received a malformed amount string.
    940     BANK_BAD_FORMAT_AMOUNT = 5108,
    941     /// The client does not own the account credited by the transaction which is to be rejected, so it has no rights do reject it.
    942     BANK_REJECT_NO_RIGHTS = 5109,
    943     /// This error code is returned when no known exception types captured the exception.
    944     BANK_UNMANAGED_EXCEPTION = 5110,
    945     /// This error code is used for all those exceptions that do not really need a specific error code to return to the client. Used for example when a client is trying to register with a unavailable username.
    946     BANK_SOFT_EXCEPTION = 5111,
    947     /// The request UID for a request to transfer funds has already been used, but with different details for the transfer.
    948     BANK_TRANSFER_REQUEST_UID_REUSED = 5112,
    949     /// The withdrawal operation already has a reserve selected.  The current request conflicts with the existing selection.
    950     BANK_WITHDRAWAL_OPERATION_RESERVE_SELECTION_CONFLICT = 5113,
    951     /// The wire transfer subject duplicates an existing reserve public key. But wire transfer subjects must be unique.
    952     BANK_DUPLICATE_RESERVE_PUB_SUBJECT = 5114,
    953     /// The client requested a transaction that is so far in the past, that it has been forgotten by the bank.
    954     BANK_ANCIENT_TRANSACTION_GONE = 5115,
    955     /// The client attempted to abort a transaction that was already confirmed.
    956     BANK_ABORT_CONFIRM_CONFLICT = 5116,
    957     /// The client attempted to confirm a transaction that was already aborted.
    958     BANK_CONFIRM_ABORT_CONFLICT = 5117,
    959     /// The client attempted to register an account with the same name.
    960     BANK_REGISTER_CONFLICT = 5118,
    961     /// The client attempted to confirm a withdrawal operation before the wallet posted the required details.
    962     BANK_POST_WITHDRAWAL_OPERATION_REQUIRED = 5119,
    963     /// The client tried to register a new account under a reserved username (like 'admin' for example).
    964     BANK_RESERVED_USERNAME_CONFLICT = 5120,
    965     /// The client tried to register a new account with an username already in use.
    966     BANK_REGISTER_USERNAME_REUSE = 5121,
    967     /// The client tried to register a new account with a payto:// URI already in use.
    968     BANK_REGISTER_PAYTO_URI_REUSE = 5122,
    969     /// The client tried to delete an account with a non null balance.
    970     BANK_ACCOUNT_BALANCE_NOT_ZERO = 5123,
    971     /// The client tried to create a transaction or an operation that credit an unknown account.
    972     BANK_UNKNOWN_CREDITOR = 5124,
    973     /// The client tried to create a transaction or an operation that debit an unknown account.
    974     BANK_UNKNOWN_DEBTOR = 5125,
    975     /// The client tried to perform an action prohibited for exchange accounts.
    976     BANK_ACCOUNT_IS_EXCHANGE = 5126,
    977     /// The client tried to perform an action reserved for exchange accounts.
    978     BANK_ACCOUNT_IS_NOT_EXCHANGE = 5127,
    979     /// Received currency conversion is wrong.
    980     BANK_BAD_CONVERSION = 5128,
    981     /// The account referenced in this operation is missing tan info for the chosen channel.
    982     BANK_MISSING_TAN_INFO = 5129,
    983     /// The client attempted to confirm a transaction with incomplete info.
    984     BANK_CONFIRM_INCOMPLETE = 5130,
    985     /// The request rate is too high. The server is refusing requests to guard against brute-force attacks.
    986     BANK_TAN_RATE_LIMITED = 5131,
    987     /// This TAN channel is not supported.
    988     BANK_TAN_CHANNEL_NOT_SUPPORTED = 5132,
    989     /// Failed to send TAN using the helper script. Either script is not found, or script timeout, or script terminated with a non-successful result.
    990     BANK_TAN_CHANNEL_SCRIPT_FAILED = 5133,
    991     /// The client's response to the challenge was invalid.
    992     BANK_TAN_CHALLENGE_FAILED = 5134,
    993     /// A non-admin user has tried to change their legal name.
    994     BANK_NON_ADMIN_PATCH_LEGAL_NAME = 5135,
    995     /// A non-admin user has tried to change their debt limit.
    996     BANK_NON_ADMIN_PATCH_DEBT_LIMIT = 5136,
    997     /// A non-admin user has tried to change their password whihout providing the current one.
    998     BANK_NON_ADMIN_PATCH_MISSING_OLD_PASSWORD = 5137,
    999     /// Provided old password does not match current password.
   1000     BANK_PATCH_BAD_OLD_PASSWORD = 5138,
   1001     /// An admin user has tried to become an exchange.
   1002     BANK_PATCH_ADMIN_EXCHANGE = 5139,
   1003     /// A non-admin user has tried to change their cashout account.
   1004     BANK_NON_ADMIN_PATCH_CASHOUT = 5140,
   1005     /// A non-admin user has tried to change their contact info.
   1006     BANK_NON_ADMIN_PATCH_CONTACT = 5141,
   1007     /// The client tried to create a transaction that credit the admin account.
   1008     BANK_ADMIN_CREDITOR = 5142,
   1009     /// The referenced challenge was not found.
   1010     BANK_CHALLENGE_NOT_FOUND = 5143,
   1011     /// The referenced challenge has expired.
   1012     BANK_TAN_CHALLENGE_EXPIRED = 5144,
   1013     /// A non-admin user has tried to create an account with 2fa.
   1014     BANK_NON_ADMIN_SET_TAN_CHANNEL = 5145,
   1015     /// A non-admin user has tried to set their minimum cashout amount.
   1016     BANK_NON_ADMIN_SET_MIN_CASHOUT = 5146,
   1017     /// Amount of currency conversion it less than the minimum allowed.
   1018     BANK_CONVERSION_AMOUNT_TO_SMALL = 5147,
   1019     /// Specified amount will not work for this withdrawal.
   1020     BANK_AMOUNT_DIFFERS = 5148,
   1021     /// The backend requires an amount to be specified.
   1022     BANK_AMOUNT_REQUIRED = 5149,
   1023     /// Provided password is too short.
   1024     BANK_PASSWORD_TOO_SHORT = 5150,
   1025     /// Provided password is too long.
   1026     BANK_PASSWORD_TOO_LONG = 5151,
   1027     /// Bank account is locked and cannot authenticate using his password.
   1028     BANK_ACCOUNT_LOCKED = 5152,
   1029     /// The client attempted to update a transaction' details that was already aborted.
   1030     BANK_UPDATE_ABORT_CONFLICT = 5153,
   1031     /// The wtid for a request to transfer funds has already been used, but with a different request unpaid.
   1032     BANK_TRANSFER_WTID_REUSED = 5154,
   1033     /// The sync service failed find the account in its database.
   1034     SYNC_ACCOUNT_UNKNOWN = 6100,
   1035     /// The SHA-512 hash provided in the If-None-Match header is malformed.
   1036     SYNC_BAD_IF_NONE_MATCH = 6101,
   1037     /// The SHA-512 hash provided in the If-Match header is malformed or missing.
   1038     SYNC_BAD_IF_MATCH = 6102,
   1039     /// The signature provided in the "Sync-Signature" header is malformed or missing.
   1040     SYNC_BAD_SYNC_SIGNATURE = 6103,
   1041     /// The signature provided in the "Sync-Signature" header does not match the account, old or new Etags.
   1042     SYNC_INVALID_SIGNATURE = 6104,
   1043     /// The "Content-length" field for the upload is not a number.
   1044     SYNC_MALFORMED_CONTENT_LENGTH = 6105,
   1045     /// The "Content-length" field for the upload is too big based on the server's terms of service.
   1046     SYNC_EXCESSIVE_CONTENT_LENGTH = 6106,
   1047     /// The server is out of memory to handle the upload. Trying again later may succeed.
   1048     SYNC_OUT_OF_MEMORY_ON_CONTENT_LENGTH = 6107,
   1049     /// The uploaded data does not match the Etag.
   1050     SYNC_INVALID_UPLOAD = 6108,
   1051     /// HTTP server experienced a timeout while awaiting promised payment.
   1052     SYNC_PAYMENT_GENERIC_TIMEOUT = 6109,
   1053     /// Sync could not setup the payment request with its own backend.
   1054     SYNC_PAYMENT_CREATE_BACKEND_ERROR = 6110,
   1055     /// The sync service failed find the backup to be updated in its database.
   1056     SYNC_PREVIOUS_BACKUP_UNKNOWN = 6111,
   1057     /// The "Content-length" field for the upload is missing.
   1058     SYNC_MISSING_CONTENT_LENGTH = 6112,
   1059     /// Sync had problems communicating with its payment backend.
   1060     SYNC_GENERIC_BACKEND_ERROR = 6113,
   1061     /// Sync experienced a timeout communicating with its payment backend.
   1062     SYNC_GENERIC_BACKEND_TIMEOUT = 6114,
   1063     /// The wallet does not implement a version of the exchange protocol that is compatible with the protocol version of the exchange.
   1064     WALLET_EXCHANGE_PROTOCOL_VERSION_INCOMPATIBLE = 7000,
   1065     /// The wallet encountered an unexpected exception.  This is likely a bug in the wallet implementation.
   1066     WALLET_UNEXPECTED_EXCEPTION = 7001,
   1067     /// The wallet received a response from a server, but the response can't be parsed.
   1068     WALLET_RECEIVED_MALFORMED_RESPONSE = 7002,
   1069     /// The wallet tried to make a network request, but it received no response.
   1070     WALLET_NETWORK_ERROR = 7003,
   1071     /// The wallet tried to make a network request, but it was throttled.
   1072     WALLET_HTTP_REQUEST_THROTTLED = 7004,
   1073     /// The wallet made a request to a service, but received an error response it does not know how to handle.
   1074     WALLET_UNEXPECTED_REQUEST_ERROR = 7005,
   1075     /// The denominations offered by the exchange are insufficient.  Likely the exchange is badly configured or not maintained.
   1076     WALLET_EXCHANGE_DENOMINATIONS_INSUFFICIENT = 7006,
   1077     /// The wallet does not support the operation requested by a client.
   1078     WALLET_CORE_API_OPERATION_UNKNOWN = 7007,
   1079     /// The given taler://pay URI is invalid.
   1080     WALLET_INVALID_TALER_PAY_URI = 7008,
   1081     /// The signature on a coin by the exchange's denomination key is invalid after unblinding it.
   1082     WALLET_EXCHANGE_COIN_SIGNATURE_INVALID = 7009,
   1083     /// The exchange does not know about the reserve (yet), and thus withdrawal can't progress.
   1084     WALLET_EXCHANGE_WITHDRAW_RESERVE_UNKNOWN_AT_EXCHANGE = 7010,
   1085     /// The wallet core service is not available.
   1086     WALLET_CORE_NOT_AVAILABLE = 7011,
   1087     /// The bank has aborted a withdrawal operation, and thus a withdrawal can't complete.
   1088     WALLET_WITHDRAWAL_OPERATION_ABORTED_BY_BANK = 7012,
   1089     /// An HTTP request made by the wallet timed out.
   1090     WALLET_HTTP_REQUEST_GENERIC_TIMEOUT = 7013,
   1091     /// The order has already been claimed by another wallet.
   1092     WALLET_ORDER_ALREADY_CLAIMED = 7014,
   1093     /// A group of withdrawal operations (typically for the same reserve at the same exchange) has errors and will be tried again later.
   1094     WALLET_WITHDRAWAL_GROUP_INCOMPLETE = 7015,
   1095     /// The signature on a coin by the exchange's denomination key (obtained through the merchant via a reward) is invalid after unblinding it.
   1096     WALLET_REWARD_COIN_SIGNATURE_INVALID = 7016,
   1097     /// The wallet does not implement a version of the bank integration API that is compatible with the version offered by the bank.
   1098     WALLET_BANK_INTEGRATION_PROTOCOL_VERSION_INCOMPATIBLE = 7017,
   1099     /// The wallet processed a taler://pay URI, but the merchant base URL in the downloaded contract terms does not match the merchant base URL derived from the URI.
   1100     WALLET_CONTRACT_TERMS_BASE_URL_MISMATCH = 7018,
   1101     /// The merchant's signature on the contract terms is invalid.
   1102     WALLET_CONTRACT_TERMS_SIGNATURE_INVALID = 7019,
   1103     /// The contract terms given by the merchant are malformed.
   1104     WALLET_CONTRACT_TERMS_MALFORMED = 7020,
   1105     /// A pending operation failed, and thus the request can't be completed.
   1106     WALLET_PENDING_OPERATION_FAILED = 7021,
   1107     /// A payment was attempted, but the merchant had an internal server error (5xx).
   1108     WALLET_PAY_MERCHANT_SERVER_ERROR = 7022,
   1109     /// The crypto worker failed.
   1110     WALLET_CRYPTO_WORKER_ERROR = 7023,
   1111     /// The crypto worker received a bad request.
   1112     WALLET_CRYPTO_WORKER_BAD_REQUEST = 7024,
   1113     /// A KYC step is required before withdrawal can proceed.
   1114     WALLET_WITHDRAWAL_KYC_REQUIRED = 7025,
   1115     /// The wallet does not have sufficient balance to create a deposit group.
   1116     WALLET_DEPOSIT_GROUP_INSUFFICIENT_BALANCE = 7026,
   1117     /// The wallet does not have sufficient balance to create a peer push payment.
   1118     WALLET_PEER_PUSH_PAYMENT_INSUFFICIENT_BALANCE = 7027,
   1119     /// The wallet does not have sufficient balance to pay for an invoice.
   1120     WALLET_PEER_PULL_PAYMENT_INSUFFICIENT_BALANCE = 7028,
   1121     /// A group of refresh operations has errors and will be tried again later.
   1122     WALLET_REFRESH_GROUP_INCOMPLETE = 7029,
   1123     /// The exchange's self-reported base URL does not match the one that the wallet is using.
   1124     WALLET_EXCHANGE_BASE_URL_MISMATCH = 7030,
   1125     /// The order has already been paid by another wallet.
   1126     WALLET_ORDER_ALREADY_PAID = 7031,
   1127     /// An exchange that is required for some request is currently not available.
   1128     WALLET_EXCHANGE_UNAVAILABLE = 7032,
   1129     /// An exchange entry is still used by the exchange, thus it can't be deleted without purging.
   1130     WALLET_EXCHANGE_ENTRY_USED = 7033,
   1131     /// The wallet database is unavailable and the wallet thus is not operational.
   1132     WALLET_DB_UNAVAILABLE = 7034,
   1133     /// A taler:// URI is malformed and can't be parsed.
   1134     WALLET_TALER_URI_MALFORMED = 7035,
   1135     /// A wallet-core request was cancelled and thus can't provide a response.
   1136     WALLET_CORE_REQUEST_CANCELLED = 7036,
   1137     /// A wallet-core request failed because the user needs to first accept the exchange's terms of service.
   1138     WALLET_EXCHANGE_TOS_NOT_ACCEPTED = 7037,
   1139     /// An exchange entry could not be updated, as the exchange's new details conflict with the new details.
   1140     WALLET_EXCHANGE_ENTRY_UPDATE_CONFLICT = 7038,
   1141     /// The wallet's information about the exchange is outdated.
   1142     WALLET_EXCHANGE_ENTRY_OUTDATED = 7039,
   1143     /// The merchant needs to do KYC first, the payment could not be completed.
   1144     WALLET_PAY_MERCHANT_KYC_MISSING = 7040,
   1145     /// A peer-pull-debit transaction was aborted because the exchange reported the purse as gone.
   1146     WALLET_PEER_PULL_DEBIT_PURSE_GONE = 7041,
   1147     /// A transaction was aborted on explicit request by the user.
   1148     WALLET_TRANSACTION_ABORTED_BY_USER = 7042,
   1149     /// A transaction was abandoned on explicit request by the user.
   1150     WALLET_TRANSACTION_ABANDONED_BY_USER = 7043,
   1151     /// A payment was attempted, but the merchant claims the order is gone (likely expired).
   1152     WALLET_PAY_MERCHANT_ORDER_GONE = 7044,
   1153     /// We encountered a timeout with our payment backend.
   1154     ANASTASIS_GENERIC_BACKEND_TIMEOUT = 8000,
   1155     /// The backend requested payment, but the request is malformed.
   1156     ANASTASIS_GENERIC_INVALID_PAYMENT_REQUEST = 8001,
   1157     /// The backend got an unexpected reply from the payment processor.
   1158     ANASTASIS_GENERIC_BACKEND_ERROR = 8002,
   1159     /// The "Content-length" field for the upload is missing.
   1160     ANASTASIS_GENERIC_MISSING_CONTENT_LENGTH = 8003,
   1161     /// The "Content-length" field for the upload is malformed.
   1162     ANASTASIS_GENERIC_MALFORMED_CONTENT_LENGTH = 8004,
   1163     /// The backend failed to setup an order with the payment processor.
   1164     ANASTASIS_GENERIC_ORDER_CREATE_BACKEND_ERROR = 8005,
   1165     /// The backend was not authorized to check for payment with the payment processor.
   1166     ANASTASIS_GENERIC_PAYMENT_CHECK_UNAUTHORIZED = 8006,
   1167     /// The backend could not check payment status with the payment processor.
   1168     ANASTASIS_GENERIC_PAYMENT_CHECK_START_FAILED = 8007,
   1169     /// The Anastasis provider could not be reached.
   1170     ANASTASIS_GENERIC_PROVIDER_UNREACHABLE = 8008,
   1171     /// HTTP server experienced a timeout while awaiting promised payment.
   1172     ANASTASIS_PAYMENT_GENERIC_TIMEOUT = 8009,
   1173     /// The key share is unknown to the provider.
   1174     ANASTASIS_TRUTH_UNKNOWN = 8108,
   1175     /// The authorization method used for the key share is no longer supported by the provider.
   1176     ANASTASIS_TRUTH_AUTHORIZATION_METHOD_NO_LONGER_SUPPORTED = 8109,
   1177     /// The client needs to respond to the challenge.
   1178     ANASTASIS_TRUTH_CHALLENGE_RESPONSE_REQUIRED = 8110,
   1179     /// The client's response to the challenge was invalid.
   1180     ANASTASIS_TRUTH_CHALLENGE_FAILED = 8111,
   1181     /// The backend is not aware of having issued the provided challenge code. Either this is the wrong code, or it has expired.
   1182     ANASTASIS_TRUTH_CHALLENGE_UNKNOWN = 8112,
   1183     /// The backend failed to initiate the authorization process.
   1184     ANASTASIS_TRUTH_AUTHORIZATION_START_FAILED = 8114,
   1185     /// The authorization succeeded, but the key share is no longer available.
   1186     ANASTASIS_TRUTH_KEY_SHARE_GONE = 8115,
   1187     /// The backend forgot the order we asked the client to pay for
   1188     ANASTASIS_TRUTH_ORDER_DISAPPEARED = 8116,
   1189     /// The backend itself reported a bad exchange interaction.
   1190     ANASTASIS_TRUTH_BACKEND_EXCHANGE_BAD = 8117,
   1191     /// The backend reported a payment status we did not expect.
   1192     ANASTASIS_TRUTH_UNEXPECTED_PAYMENT_STATUS = 8118,
   1193     /// The backend failed to setup the order for payment.
   1194     ANASTASIS_TRUTH_PAYMENT_CREATE_BACKEND_ERROR = 8119,
   1195     /// The decryption of the key share failed with the provided key.
   1196     ANASTASIS_TRUTH_DECRYPTION_FAILED = 8120,
   1197     /// The request rate is too high. The server is refusing requests to guard against brute-force attacks.
   1198     ANASTASIS_TRUTH_RATE_LIMITED = 8121,
   1199     /// A request to issue a challenge is not valid for this authentication method.
   1200     ANASTASIS_TRUTH_CHALLENGE_WRONG_METHOD = 8123,
   1201     /// The backend failed to store the key share because the UUID is already in use.
   1202     ANASTASIS_TRUTH_UPLOAD_UUID_EXISTS = 8150,
   1203     /// The backend failed to store the key share because the authorization method is not supported.
   1204     ANASTASIS_TRUTH_UPLOAD_METHOD_NOT_SUPPORTED = 8151,
   1205     /// The provided phone number is not an acceptable number.
   1206     ANASTASIS_SMS_PHONE_INVALID = 8200,
   1207     /// Failed to run the SMS transmission helper process.
   1208     ANASTASIS_SMS_HELPER_EXEC_FAILED = 8201,
   1209     /// Provider failed to send SMS. Helper terminated with a non-successful result.
   1210     ANASTASIS_SMS_HELPER_COMMAND_FAILED = 8202,
   1211     /// The provided email address is not an acceptable address.
   1212     ANASTASIS_EMAIL_INVALID = 8210,
   1213     /// Failed to run the E-mail transmission helper process.
   1214     ANASTASIS_EMAIL_HELPER_EXEC_FAILED = 8211,
   1215     /// Provider failed to send E-mail. Helper terminated with a non-successful result.
   1216     ANASTASIS_EMAIL_HELPER_COMMAND_FAILED = 8212,
   1217     /// The provided postal address is not an acceptable address.
   1218     ANASTASIS_POST_INVALID = 8220,
   1219     /// Failed to run the mail transmission helper process.
   1220     ANASTASIS_POST_HELPER_EXEC_FAILED = 8221,
   1221     /// Provider failed to send mail. Helper terminated with a non-successful result.
   1222     ANASTASIS_POST_HELPER_COMMAND_FAILED = 8222,
   1223     /// The provided IBAN address is not an acceptable IBAN.
   1224     ANASTASIS_IBAN_INVALID = 8230,
   1225     /// The provider has not yet received the IBAN wire transfer authorizing the disclosure of the key share.
   1226     ANASTASIS_IBAN_MISSING_TRANSFER = 8231,
   1227     /// The backend did not find a TOTP key in the data provided.
   1228     ANASTASIS_TOTP_KEY_MISSING = 8240,
   1229     /// The key provided does not satisfy the format restrictions for an Anastasis TOTP key.
   1230     ANASTASIS_TOTP_KEY_INVALID = 8241,
   1231     /// The given if-none-match header is malformed.
   1232     ANASTASIS_POLICY_BAD_IF_NONE_MATCH = 8301,
   1233     /// The server is out of memory to handle the upload. Trying again later may succeed.
   1234     ANASTASIS_POLICY_OUT_OF_MEMORY_ON_CONTENT_LENGTH = 8304,
   1235     /// The signature provided in the "Anastasis-Policy-Signature" header is malformed or missing.
   1236     ANASTASIS_POLICY_BAD_SIGNATURE = 8305,
   1237     /// The given if-match header is malformed.
   1238     ANASTASIS_POLICY_BAD_IF_MATCH = 8306,
   1239     /// The uploaded data does not match the Etag.
   1240     ANASTASIS_POLICY_INVALID_UPLOAD = 8307,
   1241     /// The provider is unaware of the requested policy.
   1242     ANASTASIS_POLICY_NOT_FOUND = 8350,
   1243     /// The given action is invalid for the current state of the reducer.
   1244     ANASTASIS_REDUCER_ACTION_INVALID = 8400,
   1245     /// The given state of the reducer is invalid.
   1246     ANASTASIS_REDUCER_STATE_INVALID = 8401,
   1247     /// The given input to the reducer is invalid.
   1248     ANASTASIS_REDUCER_INPUT_INVALID = 8402,
   1249     /// The selected authentication method does not work for the Anastasis provider.
   1250     ANASTASIS_REDUCER_AUTHENTICATION_METHOD_NOT_SUPPORTED = 8403,
   1251     /// The given input and action do not work for the current state.
   1252     ANASTASIS_REDUCER_INPUT_INVALID_FOR_STATE = 8404,
   1253     /// We experienced an unexpected failure interacting with the backend.
   1254     ANASTASIS_REDUCER_BACKEND_FAILURE = 8405,
   1255     /// The contents of a resource file did not match our expectations.
   1256     ANASTASIS_REDUCER_RESOURCE_MALFORMED = 8406,
   1257     /// A required resource file is missing.
   1258     ANASTASIS_REDUCER_RESOURCE_MISSING = 8407,
   1259     /// An input did not match the regular expression.
   1260     ANASTASIS_REDUCER_INPUT_REGEX_FAILED = 8408,
   1261     /// An input did not match the custom validation logic.
   1262     ANASTASIS_REDUCER_INPUT_VALIDATION_FAILED = 8409,
   1263     /// Our attempts to download the recovery document failed with all providers. Most likely the personal information you entered differs from the information you provided during the backup process and you should go back to the previous step. Alternatively, if you used a backup provider that is unknown to this application, you should add that provider manually.
   1264     ANASTASIS_REDUCER_POLICY_LOOKUP_FAILED = 8410,
   1265     /// Anastasis provider reported a fatal failure.
   1266     ANASTASIS_REDUCER_BACKUP_PROVIDER_FAILED = 8411,
   1267     /// Anastasis provider failed to respond to the configuration request.
   1268     ANASTASIS_REDUCER_PROVIDER_CONFIG_FAILED = 8412,
   1269     /// The policy we downloaded is malformed. Must have been a client error while creating the backup.
   1270     ANASTASIS_REDUCER_POLICY_MALFORMED = 8413,
   1271     /// We failed to obtain the policy, likely due to a network issue.
   1272     ANASTASIS_REDUCER_NETWORK_FAILED = 8414,
   1273     /// The recovered secret did not match the required syntax.
   1274     ANASTASIS_REDUCER_SECRET_MALFORMED = 8415,
   1275     /// The challenge data provided is too large for the available providers.
   1276     ANASTASIS_REDUCER_CHALLENGE_DATA_TOO_BIG = 8416,
   1277     /// The provided core secret is too large for some of the providers.
   1278     ANASTASIS_REDUCER_SECRET_TOO_BIG = 8417,
   1279     /// The provider returned in invalid configuration.
   1280     ANASTASIS_REDUCER_PROVIDER_INVALID_CONFIG = 8418,
   1281     /// The reducer encountered an internal error, likely a bug that needs to be reported.
   1282     ANASTASIS_REDUCER_INTERNAL_ERROR = 8419,
   1283     /// The reducer already synchronized with all providers.
   1284     ANASTASIS_REDUCER_PROVIDERS_ALREADY_SYNCED = 8420,
   1285     /// The Donau failed to perform the operation as it could not find the private keys. This is a problem with the Donau setup, not with the client's request.
   1286     DONAU_GENERIC_KEYS_MISSING = 8607,
   1287     /// The signature of the charity key is not valid.
   1288     DONAU_CHARITY_SIGNATURE_INVALID = 8608,
   1289     /// The charity is unknown.
   1290     DONAU_CHARITY_NOT_FOUND = 8609,
   1291     /// The donation amount specified in the request exceeds the limit of the charity.
   1292     DONAU_EXCEEDING_DONATION_LIMIT = 8610,
   1293     /// The Donau is not aware of the donation unit requested for the operation.
   1294     DONAU_GENERIC_DONATION_UNIT_UNKNOWN = 8611,
   1295     /// The Donau failed to talk to the process responsible for its private donation unit keys or the helpers had no donation units (properly) configured.
   1296     DONAU_DONATION_UNIT_HELPER_UNAVAILABLE = 8612,
   1297     /// The Donau failed to talk to the process responsible for its private signing keys.
   1298     DONAU_SIGNKEY_HELPER_UNAVAILABLE = 8613,
   1299     /// The response from the online signing key helper process was malformed.
   1300     DONAU_SIGNKEY_HELPER_BUG = 8614,
   1301     /// The number of segments included in the URI does not match the number of segments expected by the endpoint.
   1302     DONAU_GENERIC_WRONG_NUMBER_OF_SEGMENTS = 8615,
   1303     /// The signature of the donation receipt is not valid.
   1304     DONAU_DONATION_RECEIPT_SIGNATURE_INVALID = 8616,
   1305     /// The client reused a unique donor identifier nonce, which is not allowed.
   1306     DONAU_DONOR_IDENTIFIER_NONCE_REUSE = 8617,
   1307     /// A generic error happened in the LibEuFin nexus.  See the enclose details JSON for more information.
   1308     LIBEUFIN_NEXUS_GENERIC_ERROR = 9000,
   1309     /// An uncaught exception happened in the LibEuFin nexus service.
   1310     LIBEUFIN_NEXUS_UNCAUGHT_EXCEPTION = 9001,
   1311     /// A generic error happened in the LibEuFin sandbox.  See the enclose details JSON for more information.
   1312     LIBEUFIN_SANDBOX_GENERIC_ERROR = 9500,
   1313     /// An uncaught exception happened in the LibEuFin sandbox service.
   1314     LIBEUFIN_SANDBOX_UNCAUGHT_EXCEPTION = 9501,
   1315     /// This validation method is not supported by the service.
   1316     TALDIR_METHOD_NOT_SUPPORTED = 9600,
   1317     /// Number of allowed attempts for initiating a challenge exceeded.
   1318     TALDIR_REGISTER_RATE_LIMITED = 9601,
   1319     /// The client is unknown or unauthorized.
   1320     CHALLENGER_GENERIC_CLIENT_UNKNOWN = 9750,
   1321     /// The client is not authorized to use the given redirect URI.
   1322     CHALLENGER_GENERIC_CLIENT_FORBIDDEN_BAD_REDIRECT_URI = 9751,
   1323     /// The service failed to execute its helper process to send the challenge.
   1324     CHALLENGER_HELPER_EXEC_FAILED = 9752,
   1325     /// The grant is unknown to the service (it could also have expired).
   1326     CHALLENGER_GRANT_UNKNOWN = 9753,
   1327     /// The code given is not even well-formed.
   1328     CHALLENGER_CLIENT_FORBIDDEN_BAD_CODE = 9754,
   1329     /// The service is not aware of the referenced validation process.
   1330     CHALLENGER_GENERIC_VALIDATION_UNKNOWN = 9755,
   1331     /// The code given is not valid.
   1332     CHALLENGER_CLIENT_FORBIDDEN_INVALID_CODE = 9756,
   1333     /// Too many attempts have been made, validation is temporarily disabled for this address.
   1334     CHALLENGER_TOO_MANY_ATTEMPTS = 9757,
   1335     /// The PIN code provided is incorrect.
   1336     CHALLENGER_INVALID_PIN = 9758,
   1337     /// The token cannot be valid as no address was ever provided by the client.
   1338     CHALLENGER_MISSING_ADDRESS = 9759,
   1339     /// End of error code range.
   1340     END = 9999,
   1341 }
   1342 
   1343 impl ErrorCode {
   1344     pub fn metadata(&self) -> (u16, &'static str) {
   1345         use ErrorCode::*;
   1346         match self {
   1347             NONE => (0, "Special code to indicate success (no error)."),
   1348             INVALID => (
   1349                 0,
   1350                 "An error response did not include an error code in the format expected by the client. Most likely, the server does not speak the GNU Taler protocol. Check the URL and/or the network connection to the server.",
   1351             ),
   1352             GENERIC_CLIENT_INTERNAL_ERROR => (
   1353                 0,
   1354                 "An internal failure happened on the client side. Details should be in the local logs. Check if you are using the latest available version or file a report with the developers.",
   1355             ),
   1356             GENERIC_CLIENT_UNSUPPORTED_PROTOCOL_VERSION => (
   1357                 0,
   1358                 "The client does not support the protocol version advertised by the server.",
   1359             ),
   1360             GENERIC_INVALID_RESPONSE => (
   1361                 0,
   1362                 "The response we got from the server was not in the expected format. Most likely, the server does not speak the GNU Taler protocol. Check the URL and/or the network connection to the server.",
   1363             ),
   1364             GENERIC_TIMEOUT => (
   1365                 0,
   1366                 "The operation timed out. Trying again might help. Check the network connection.",
   1367             ),
   1368             GENERIC_VERSION_MALFORMED => (
   1369                 0,
   1370                 "The protocol version given by the server does not follow the required format. Most likely, the server does not speak the GNU Taler protocol. Check the URL and/or the network connection to the server.",
   1371             ),
   1372             GENERIC_REPLY_MALFORMED => (
   1373                 0,
   1374                 "The service responded with a reply that was in the right data format, but the content did not satisfy the protocol. Please file a bug report.",
   1375             ),
   1376             GENERIC_CONFIGURATION_INVALID => (
   1377                 0,
   1378                 "There is an error in the client-side configuration, for example an option is set to an invalid value. Check the logs and fix the local configuration.",
   1379             ),
   1380             GENERIC_UNEXPECTED_REQUEST_ERROR => (
   1381                 0,
   1382                 "The client made a request to a service, but received an error response it does not know how to handle. Please file a bug report.",
   1383             ),
   1384             GENERIC_TOKEN_PERMISSION_INSUFFICIENT => (
   1385                 403,
   1386                 "The token used by the client to authorize the request does not grant the required permissions for the request. Check the requirements and obtain a suitable authorization token to proceed.",
   1387             ),
   1388             GENERIC_METHOD_INVALID => (
   1389                 405,
   1390                 "The HTTP method used is invalid for this endpoint. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.",
   1391             ),
   1392             GENERIC_ENDPOINT_UNKNOWN => (
   1393                 404,
   1394                 "There is no endpoint defined for the URL provided by the client. Check if you used the correct URL and/or file a report with the developers of the client software.",
   1395             ),
   1396             GENERIC_JSON_INVALID => (
   1397                 400,
   1398                 "The JSON in the client's request was malformed. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.",
   1399             ),
   1400             GENERIC_HTTP_HEADERS_MALFORMED => (
   1401                 400,
   1402                 "Some of the HTTP headers provided by the client were malformed and caused the server to not be able to handle the request. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.",
   1403             ),
   1404             GENERIC_PAYTO_URI_MALFORMED => (
   1405                 400,
   1406                 "The payto:// URI provided by the client is malformed. Check that you are using the correct syntax as of RFC 8905 and/or that you entered the bank account number correctly.",
   1407             ),
   1408             GENERIC_PARAMETER_MISSING => (
   1409                 400,
   1410                 "A required parameter in the request was missing. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.",
   1411             ),
   1412             GENERIC_PARAMETER_MALFORMED => (
   1413                 400,
   1414                 "A parameter in the request was malformed. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.",
   1415             ),
   1416             GENERIC_RESERVE_PUB_MALFORMED => (400, "The reserve public key was malformed."),
   1417             GENERIC_COMPRESSION_INVALID => (
   1418                 400,
   1419                 "The body in the request could not be decompressed by the server. This is likely a bug in the client implementation. Check if you are using the latest available version and/or file a report with the developers.",
   1420             ),
   1421             GENERIC_PATH_SEGMENT_MALFORMED => (
   1422                 400,
   1423                 "A segment in the path of the URL provided by the client is malformed. Check that you are using the correct encoding for the URL.",
   1424             ),
   1425             GENERIC_CURRENCY_MISMATCH => (
   1426                 400,
   1427                 "The currency involved in the operation is not acceptable for this server. Check your configuration and make sure the currency specified for a given service provider is one of the currencies supported by that provider.",
   1428             ),
   1429             GENERIC_URI_TOO_LONG => (
   1430                 414,
   1431                 "The URI is longer than the longest URI the HTTP server is willing to parse. If you believe this was a legitimate request, contact the server administrators and/or the software developers to increase the limit.",
   1432             ),
   1433             GENERIC_UPLOAD_EXCEEDS_LIMIT => (
   1434                 413,
   1435                 "The body is too large to be permissible for the endpoint. If you believe this was a legitimate request, contact the server administrators and/or the software developers to increase the limit.",
   1436             ),
   1437             GENERIC_UNAUTHORIZED => (
   1438                 401,
   1439                 "The service refused the request due to lack of proper authorization. Accessing this endpoint requires an access token from the account owner.",
   1440             ),
   1441             GENERIC_TOKEN_UNKNOWN => (
   1442                 401,
   1443                 "The service refused the request as the given authorization token is unknown. You should request a valid access token from the account owner.",
   1444             ),
   1445             GENERIC_TOKEN_EXPIRED => (
   1446                 401,
   1447                 "The service refused the request as the given authorization token expired. You should request a fresh authorization token from the account owner.",
   1448             ),
   1449             GENERIC_TOKEN_MALFORMED => (
   1450                 401,
   1451                 "The service refused the request as the given authorization token is invalid or malformed. You should check that you have the right credentials.",
   1452             ),
   1453             GENERIC_FORBIDDEN => (
   1454                 403,
   1455                 "The service refused the request due to lack of proper rights on the resource. You may need different credentials to be allowed to perform this operation.",
   1456             ),
   1457             GENERIC_DB_SETUP_FAILED => (
   1458                 500,
   1459                 "The service failed initialize its connection to the database. The system administrator should check that the service has permissions to access the database and that the database is running.",
   1460             ),
   1461             GENERIC_DB_START_FAILED => (
   1462                 500,
   1463                 "The service encountered an error event to just start the database transaction. The system administrator should check that the database is running.",
   1464             ),
   1465             GENERIC_DB_STORE_FAILED => (
   1466                 500,
   1467                 "The service failed to store information in its database. The system administrator should check that the database is running and review the service logs.",
   1468             ),
   1469             GENERIC_DB_FETCH_FAILED => (
   1470                 500,
   1471                 "The service failed to fetch information from its database. The system administrator should check that the database is running and review the service logs.",
   1472             ),
   1473             GENERIC_DB_COMMIT_FAILED => (
   1474                 500,
   1475                 "The service encountered an unrecoverable error trying to commit a transaction to the database. The system administrator should check that the database is running and review the service logs.",
   1476             ),
   1477             GENERIC_DB_SOFT_FAILURE => (
   1478                 500,
   1479                 "The service encountered an error event to commit the database transaction, even after repeatedly retrying it there was always a conflicting transaction. This indicates a repeated serialization error; it should only happen if some client maliciously tries to create conflicting concurrent transactions. It could also be a sign of a missing index. Check if you are using the latest available version and/or file a report with the developers.",
   1480             ),
   1481             GENERIC_DB_INVARIANT_FAILURE => (
   1482                 500,
   1483                 "The service's database is inconsistent and violates service-internal invariants. Check if you are using the latest available version and/or file a report with the developers.",
   1484             ),
   1485             GENERIC_INTERNAL_INVARIANT_FAILURE => (
   1486                 500,
   1487                 "The HTTP server experienced an internal invariant failure (bug). Check if you are using the latest available version and/or file a report with the developers.",
   1488             ),
   1489             GENERIC_FAILED_COMPUTE_JSON_HASH => (
   1490                 500,
   1491                 "The service could not compute a cryptographic hash over some JSON value. Check if you are using the latest available version and/or file a report with the developers.",
   1492             ),
   1493             GENERIC_FAILED_COMPUTE_AMOUNT => (
   1494                 500,
   1495                 "The service could not compute an amount. Check if you are using the latest available version and/or file a report with the developers.",
   1496             ),
   1497             GENERIC_PARSER_OUT_OF_MEMORY => (
   1498                 500,
   1499                 "The HTTP server had insufficient memory to parse the request. Restarting services periodically can help, especially if Postgres is using excessive amounts of memory. Check with the system administrator to investigate.",
   1500             ),
   1501             GENERIC_ALLOCATION_FAILURE => (
   1502                 500,
   1503                 "The HTTP server failed to allocate memory. Restarting services periodically can help, especially if Postgres is using excessive amounts of memory. Check with the system administrator to investigate.",
   1504             ),
   1505             GENERIC_JSON_ALLOCATION_FAILURE => (
   1506                 500,
   1507                 "The HTTP server failed to allocate memory for building JSON reply. Restarting services periodically can help, especially if Postgres is using excessive amounts of memory. Check with the system administrator to investigate.",
   1508             ),
   1509             GENERIC_CURL_ALLOCATION_FAILURE => (
   1510                 500,
   1511                 "The HTTP server failed to allocate memory for making a CURL request. Restarting services periodically can help, especially if Postgres is using excessive amounts of memory. Check with the system administrator to investigate.",
   1512             ),
   1513             GENERIC_FAILED_TO_LOAD_TEMPLATE => (
   1514                 406,
   1515                 "The backend could not locate a required template to generate an HTML reply. The system administrator should check if the resource files are installed in the correct location and are readable to the service.",
   1516             ),
   1517             GENERIC_FAILED_TO_EXPAND_TEMPLATE => (
   1518                 500,
   1519                 "The backend could not expand the template to generate an HTML reply. The system administrator should investigate the logs and check if the templates are well-formed.",
   1520             ),
   1521             EXCHANGE_GENERIC_BAD_CONFIGURATION => {
   1522                 (500, "Exchange is badly configured and thus cannot operate.")
   1523             }
   1524             EXCHANGE_GENERIC_OPERATION_UNKNOWN => {
   1525                 (404, "Operation specified unknown for this endpoint.")
   1526             }
   1527             EXCHANGE_GENERIC_WRONG_NUMBER_OF_SEGMENTS => (
   1528                 404,
   1529                 "The number of segments included in the URI does not match the number of segments expected by the endpoint.",
   1530             ),
   1531             EXCHANGE_GENERIC_COIN_CONFLICTING_DENOMINATION_KEY => (
   1532                 409,
   1533                 "The same coin was already used with a different denomination previously.",
   1534             ),
   1535             EXCHANGE_GENERIC_COINS_INVALID_COIN_PUB => (
   1536                 400,
   1537                 "The public key of given to a \"/coins/\" endpoint of the exchange was malformed.",
   1538             ),
   1539             EXCHANGE_GENERIC_DENOMINATION_KEY_UNKNOWN => (
   1540                 404,
   1541                 "The exchange is not aware of the denomination key the wallet requested for the operation.",
   1542             ),
   1543             EXCHANGE_DENOMINATION_SIGNATURE_INVALID => (
   1544                 403,
   1545                 "The signature of the denomination key over the coin is not valid.",
   1546             ),
   1547             EXCHANGE_GENERIC_KEYS_MISSING => (
   1548                 503,
   1549                 "The exchange failed to perform the operation as it could not find the private keys. This is a problem with the exchange setup, not with the client's request.",
   1550             ),
   1551             EXCHANGE_GENERIC_DENOMINATION_VALIDITY_IN_FUTURE => (
   1552                 412,
   1553                 "Validity period of the denomination lies in the future.",
   1554             ),
   1555             EXCHANGE_GENERIC_DENOMINATION_EXPIRED => (
   1556                 410,
   1557                 "Denomination key of the coin is past its expiration time for the requested operation.",
   1558             ),
   1559             EXCHANGE_GENERIC_DENOMINATION_REVOKED => {
   1560                 (410, "Denomination key of the coin has been revoked.")
   1561             }
   1562             EXCHANGE_GENERIC_SECMOD_TIMEOUT => (
   1563                 500,
   1564                 "An operation where the exchange interacted with a security module timed out.",
   1565             ),
   1566             EXCHANGE_GENERIC_INSUFFICIENT_FUNDS => (
   1567                 409,
   1568                 "The respective coin did not have sufficient residual value for the operation.  The \"history\" in this response provides the \"residual_value\" of the coin, which may be less than its \"original_value\".",
   1569             ),
   1570             EXCHANGE_GENERIC_COIN_HISTORY_COMPUTATION_FAILED => (
   1571                 500,
   1572                 "The exchange had an internal error reconstructing the transaction history of the coin that was being processed.",
   1573             ),
   1574             EXCHANGE_GENERIC_HISTORY_DB_ERROR_INSUFFICIENT_FUNDS => (
   1575                 500,
   1576                 "The exchange failed to obtain the transaction history of the given coin from the database while generating an insufficient funds errors.",
   1577             ),
   1578             EXCHANGE_GENERIC_COIN_CONFLICTING_AGE_HASH => (
   1579                 409,
   1580                 "The same coin was already used with a different age hash previously.",
   1581             ),
   1582             EXCHANGE_GENERIC_INVALID_DENOMINATION_CIPHER_FOR_OPERATION => (
   1583                 400,
   1584                 "The requested operation is not valid for the cipher used by the selected denomination.",
   1585             ),
   1586             EXCHANGE_GENERIC_CIPHER_MISMATCH => (
   1587                 400,
   1588                 "The provided arguments for the operation use inconsistent ciphers.",
   1589             ),
   1590             EXCHANGE_GENERIC_NEW_DENOMS_ARRAY_SIZE_EXCESSIVE => (
   1591                 400,
   1592                 "The number of denominations specified in the request exceeds the limit of the exchange.",
   1593             ),
   1594             EXCHANGE_GENERIC_COIN_UNKNOWN => (404, "The coin is not known to the exchange (yet)."),
   1595             EXCHANGE_GENERIC_CLOCK_SKEW => (
   1596                 400,
   1597                 "The time at the server is too far off from the time specified in the request. Most likely the client system time is wrong.",
   1598             ),
   1599             EXCHANGE_GENERIC_AMOUNT_EXCEEDS_DENOMINATION_VALUE => (
   1600                 400,
   1601                 "The specified amount for the coin is higher than the value of the denomination of the coin.",
   1602             ),
   1603             EXCHANGE_GENERIC_GLOBAL_FEES_MISSING => (
   1604                 500,
   1605                 "The exchange was not properly configured with global fees.",
   1606             ),
   1607             EXCHANGE_GENERIC_WIRE_FEES_MISSING => (
   1608                 500,
   1609                 "The exchange was not properly configured with wire fees.",
   1610             ),
   1611             EXCHANGE_GENERIC_PURSE_PUB_MALFORMED => (400, "The purse public key was malformed."),
   1612             EXCHANGE_GENERIC_PURSE_UNKNOWN => (404, "The purse is unknown."),
   1613             EXCHANGE_GENERIC_PURSE_EXPIRED => (410, "The purse has expired."),
   1614             EXCHANGE_GENERIC_RESERVE_UNKNOWN => (
   1615                 404,
   1616                 "The exchange has no information about the \"reserve_pub\" that was given.",
   1617             ),
   1618             EXCHANGE_GENERIC_KYC_REQUIRED => (
   1619                 451,
   1620                 "The exchange is not allowed to proceed with the operation until the client has satisfied a KYC check.",
   1621             ),
   1622             EXCHANGE_PURSE_DEPOSIT_COIN_CONFLICTING_ATTEST_VS_AGE_COMMITMENT => (
   1623                 400,
   1624                 "Inconsistency between provided age commitment and attest: either none or both must be provided",
   1625             ),
   1626             EXCHANGE_PURSE_DEPOSIT_COIN_AGE_ATTESTATION_FAILURE => (
   1627                 400,
   1628                 "The provided attestation for the minimum age couldn't be verified by the exchange.",
   1629             ),
   1630             EXCHANGE_GENERIC_PURSE_DELETED => (410, "The purse was deleted."),
   1631             EXCHANGE_GENERIC_AML_OFFICER_PUB_MALFORMED => (
   1632                 400,
   1633                 "The public key of the AML officer in the URL was malformed.",
   1634             ),
   1635             EXCHANGE_GENERIC_AML_OFFICER_GET_SIGNATURE_INVALID => (
   1636                 403,
   1637                 "The signature affirming the GET request of the AML officer is invalid.",
   1638             ),
   1639             EXCHANGE_GENERIC_AML_OFFICER_ACCESS_DENIED => (
   1640                 403,
   1641                 "The specified AML officer does not have access at this time.",
   1642             ),
   1643             EXCHANGE_GENERIC_AML_PENDING => (
   1644                 451,
   1645                 "The requested operation is denied pending the resolution of an anti-money laundering investigation by the exchange operator. This is a manual process, please wait and retry later.",
   1646             ),
   1647             EXCHANGE_GENERIC_AML_FROZEN => (
   1648                 451,
   1649                 "The requested operation is denied as the account was frozen on suspicion of money laundering. Please contact the exchange operator.",
   1650             ),
   1651             EXCHANGE_GENERIC_KYC_CONVERTER_FAILED => (
   1652                 500,
   1653                 "The exchange failed to start a KYC attribute conversion helper process. It is likely configured incorrectly.",
   1654             ),
   1655             EXCHANGE_GENERIC_KYC_FAILED => (
   1656                 500,
   1657                 "The KYC operation failed. This could be because the KYC provider rejected the KYC data provided, or because the user aborted the KYC process.",
   1658             ),
   1659             EXCHANGE_GENERIC_KYC_FALLBACK_FAILED => (
   1660                 500,
   1661                 "A fallback measure for a KYC operation failed. This is a bug. Users should contact the exchange operator.",
   1662             ),
   1663             EXCHANGE_GENERIC_KYC_FALLBACK_UNKNOWN => (
   1664                 500,
   1665                 "The specified fallback measure for a KYC operation is unknown. This is a bug. Users should contact the exchange operator.",
   1666             ),
   1667             EXCHANGE_GENERIC_BANK_ACCOUNT_UNKNOWN => (
   1668                 404,
   1669                 "The exchange is not aware of the bank account (payto URI or hash thereof) specified in the request and thus cannot perform the requested operation. The client should check that the select account is correct.",
   1670             ),
   1671             EXCHANGE_GENERIC_AML_PROGRAM_RECURSION_DETECTED => (
   1672                 500,
   1673                 "The AML processing at the exchange did not terminate in an adequate timeframe. This is likely a configuration problem at the payment service provider. Users should contact the exchange operator.",
   1674             ),
   1675             EXCHANGE_GENERIC_KYC_SANCTION_LIST_CHECK_FAILED => (
   1676                 500,
   1677                 "A check against sanction lists failed. This is indicative of an internal error in the sanction list processing logic. This needs to be investigated by the exchange operator.",
   1678             ),
   1679             EXCHANGE_DEPOSITS_GET_NOT_FOUND => (
   1680                 404,
   1681                 "The exchange did not find information about the specified transaction in the database.",
   1682             ),
   1683             EXCHANGE_DEPOSITS_GET_INVALID_H_WIRE => (
   1684                 400,
   1685                 "The wire hash of given to a \"/deposits/\" handler was malformed.",
   1686             ),
   1687             EXCHANGE_DEPOSITS_GET_INVALID_MERCHANT_PUB => (
   1688                 400,
   1689                 "The merchant key of given to a \"/deposits/\" handler was malformed.",
   1690             ),
   1691             EXCHANGE_DEPOSITS_GET_INVALID_H_CONTRACT_TERMS => (
   1692                 400,
   1693                 "The hash of the contract terms given to a \"/deposits/\" handler was malformed.",
   1694             ),
   1695             EXCHANGE_DEPOSITS_GET_INVALID_COIN_PUB => (
   1696                 400,
   1697                 "The coin public key of given to a \"/deposits/\" handler was malformed.",
   1698             ),
   1699             EXCHANGE_DEPOSITS_GET_INVALID_SIGNATURE_BY_EXCHANGE => (
   1700                 0,
   1701                 "The signature returned by the exchange in a /deposits/ request was malformed.",
   1702             ),
   1703             EXCHANGE_DEPOSITS_GET_MERCHANT_SIGNATURE_INVALID => {
   1704                 (403, "The signature of the merchant is invalid.")
   1705             }
   1706             EXCHANGE_DEPOSITS_POLICY_NOT_ACCEPTED => {
   1707                 (400, "The provided policy data was not accepted")
   1708             }
   1709             EXCHANGE_WITHDRAW_INSUFFICIENT_FUNDS => (
   1710                 409,
   1711                 "The given reserve does not have sufficient funds to admit the requested withdraw operation at this time.  The response includes the current \"balance\" of the reserve as well as the transaction \"history\" that lead to this balance.",
   1712             ),
   1713             EXCHANGE_AGE_WITHDRAW_INSUFFICIENT_FUNDS => (
   1714                 409,
   1715                 "The given reserve does not have sufficient funds to admit the requested age-withdraw operation at this time.  The response includes the current \"balance\" of the reserve as well as the transaction \"history\" that lead to this balance.",
   1716             ),
   1717             EXCHANGE_WITHDRAW_AMOUNT_FEE_OVERFLOW => (
   1718                 500,
   1719                 "The amount to withdraw together with the fee exceeds the numeric range for Taler amounts.  This is not a client failure, as the coin value and fees come from the exchange's configuration.",
   1720             ),
   1721             EXCHANGE_WITHDRAW_SIGNATURE_FAILED => (
   1722                 500,
   1723                 "The exchange failed to create the signature using the denomination key.",
   1724             ),
   1725             EXCHANGE_WITHDRAW_RESERVE_SIGNATURE_INVALID => {
   1726                 (403, "The signature of the reserve is not valid.")
   1727             }
   1728             EXCHANGE_RESERVE_HISTORY_ERROR_INSUFFICIENT_FUNDS => (
   1729                 500,
   1730                 "When computing the reserve history, we ended up with a negative overall balance, which should be impossible.",
   1731             ),
   1732             EXCHANGE_GET_RESERVE_HISTORY_ERROR_INSUFFICIENT_BALANCE => (
   1733                 409,
   1734                 "The reserve did not have sufficient funds in it to pay for a full reserve history statement.",
   1735             ),
   1736             EXCHANGE_WITHDRAW_DENOMINATION_KEY_LOST => (
   1737                 410,
   1738                 "Withdraw period of the coin to be withdrawn is in the past.",
   1739             ),
   1740             EXCHANGE_WITHDRAW_UNBLIND_FAILURE => {
   1741                 (0, "The client failed to unblind the blind signature.")
   1742             }
   1743             EXCHANGE_WITHDRAW_NONCE_REUSE => (
   1744                 409,
   1745                 "The client reused a withdraw nonce, which is not allowed.",
   1746             ),
   1747             EXCHANGE_WITHDRAW_COMMITMENT_UNKNOWN => (
   1748                 400,
   1749                 "The client provided an unknown commitment for an age-withdraw request.",
   1750             ),
   1751             EXCHANGE_WITHDRAW_AMOUNT_OVERFLOW => (
   1752                 500,
   1753                 "The total sum of amounts from the denominations did overflow.",
   1754             ),
   1755             EXCHANGE_AGE_WITHDRAW_AMOUNT_INCORRECT => (
   1756                 400,
   1757                 "The total sum of value and fees from the denominations differs from the committed amount with fees.",
   1758             ),
   1759             EXCHANGE_WITHDRAW_REVEAL_INVALID_HASH => (
   1760                 400,
   1761                 "The original commitment differs from the calculated hash",
   1762             ),
   1763             EXCHANGE_WITHDRAW_MAXIMUM_AGE_TOO_LARGE => (
   1764                 409,
   1765                 "The maximum age in the commitment is too large for the reserve",
   1766             ),
   1767             EXCHANGE_WITHDRAW_IDEMPOTENT_PLANCHET => (
   1768                 409,
   1769                 "The batch withdraw included a planchet that was already withdrawn. This is not allowed.",
   1770             ),
   1771             EXCHANGE_DEPOSIT_COIN_SIGNATURE_INVALID => (
   1772                 403,
   1773                 "The signature made by the coin over the deposit permission is not valid.",
   1774             ),
   1775             EXCHANGE_DEPOSIT_CONFLICTING_CONTRACT => (
   1776                 409,
   1777                 "The same coin was already deposited for the same merchant and contract with other details.",
   1778             ),
   1779             EXCHANGE_DEPOSIT_NEGATIVE_VALUE_AFTER_FEE => (
   1780                 400,
   1781                 "The stated value of the coin after the deposit fee is subtracted would be negative.",
   1782             ),
   1783             EXCHANGE_DEPOSIT_REFUND_DEADLINE_AFTER_WIRE_DEADLINE => (
   1784                 400,
   1785                 "The stated refund deadline is after the wire deadline.",
   1786             ),
   1787             EXCHANGE_DEPOSIT_WIRE_DEADLINE_IS_NEVER => (
   1788                 400,
   1789                 "The stated wire deadline is \"never\", which makes no sense.",
   1790             ),
   1791             EXCHANGE_DEPOSIT_INVALID_WIRE_FORMAT_JSON => (
   1792                 400,
   1793                 "The exchange failed to canonicalize and hash the given wire format. For example, the merchant failed to provide the \"salt\" or a valid payto:// URI in the wire details.  Note that while the exchange will do some basic sanity checking on the wire details, it cannot warrant that the banking system will ultimately be able to route to the specified address, even if this check passed.",
   1794             ),
   1795             EXCHANGE_DEPOSIT_INVALID_WIRE_FORMAT_CONTRACT_HASH_CONFLICT => (
   1796                 400,
   1797                 "The hash of the given wire address does not match the wire hash specified in the proposal data.",
   1798             ),
   1799             EXCHANGE_DEPOSIT_INVALID_SIGNATURE_BY_EXCHANGE => {
   1800                 (0, "The signature provided by the exchange is not valid.")
   1801             }
   1802             EXCHANGE_DEPOSIT_FEE_ABOVE_AMOUNT => (
   1803                 400,
   1804                 "The deposited amount is smaller than the deposit fee, which would result in a negative contribution.",
   1805             ),
   1806             EXCHANGE_EXTENSIONS_INVALID_FULFILLMENT => {
   1807                 (400, "The proof of policy fulfillment was invalid.")
   1808             }
   1809             EXCHANGE_COIN_HISTORY_BAD_SIGNATURE => {
   1810                 (403, "The coin history was requested with a bad signature.")
   1811             }
   1812             EXCHANGE_RESERVE_HISTORY_BAD_SIGNATURE => (
   1813                 403,
   1814                 "The reserve history was requested with a bad signature.",
   1815             ),
   1816             EXCHANGE_MELT_FEES_EXCEED_CONTRIBUTION => (
   1817                 400,
   1818                 "The exchange encountered melt fees exceeding the melted coin's contribution.",
   1819             ),
   1820             EXCHANGE_MELT_COIN_SIGNATURE_INVALID => (
   1821                 403,
   1822                 "The signature made with the coin to be melted is invalid.",
   1823             ),
   1824             EXCHANGE_MELT_COIN_EXPIRED_NO_ZOMBIE => (
   1825                 400,
   1826                 "The denomination of the given coin has past its expiration date and it is also not a valid zombie (that is, was not refreshed with the fresh coin being subjected to recoup).",
   1827             ),
   1828             EXCHANGE_MELT_INVALID_SIGNATURE_BY_EXCHANGE => (
   1829                 0,
   1830                 "The signature returned by the exchange in a melt request was malformed.",
   1831             ),
   1832             EXCHANGE_REFRESHES_REVEAL_COMMITMENT_VIOLATION => (
   1833                 409,
   1834                 "The provided transfer keys do not match up with the original commitment.  Information about the original commitment is included in the response.",
   1835             ),
   1836             EXCHANGE_REFRESHES_REVEAL_SIGNING_ERROR => (
   1837                 500,
   1838                 "Failed to produce the blinded signatures over the coins to be returned.",
   1839             ),
   1840             EXCHANGE_REFRESHES_REVEAL_SESSION_UNKNOWN => (
   1841                 404,
   1842                 "The exchange is unaware of the refresh session specified in the request.",
   1843             ),
   1844             EXCHANGE_REFRESHES_REVEAL_CNC_TRANSFER_ARRAY_SIZE_INVALID => (
   1845                 400,
   1846                 "The size of the cut-and-choose dimension of the private transfer keys request does not match #TALER_CNC_KAPPA - 1.",
   1847             ),
   1848             EXCHANGE_REFRESHES_REVEAL_NEW_DENOMS_ARRAY_SIZE_MISMATCH => (
   1849                 400,
   1850                 "The number of envelopes given does not match the number of denomination keys given.",
   1851             ),
   1852             EXCHANGE_REFRESHES_REVEAL_COST_CALCULATION_OVERFLOW => (
   1853                 500,
   1854                 "The exchange encountered a numeric overflow totaling up the cost for the refresh operation.",
   1855             ),
   1856             EXCHANGE_REFRESHES_REVEAL_AMOUNT_INSUFFICIENT => (
   1857                 400,
   1858                 "The exchange's cost calculation shows that the melt amount is below the costs of the transaction.",
   1859             ),
   1860             EXCHANGE_REFRESHES_REVEAL_LINK_SIGNATURE_INVALID => (
   1861                 403,
   1862                 "The signature made with the coin over the link data is invalid.",
   1863             ),
   1864             EXCHANGE_REFRESHES_REVEAL_INVALID_RCH => (
   1865                 400,
   1866                 "The refresh session hash given to a /refreshes/ handler was malformed.",
   1867             ),
   1868             EXCHANGE_REFRESHES_REVEAL_OPERATION_INVALID => {
   1869                 (400, "Operation specified invalid for this endpoint.")
   1870             }
   1871             EXCHANGE_REFRESHES_REVEAL_AGE_RESTRICTION_NOT_SUPPORTED => (
   1872                 400,
   1873                 "The client provided age commitment data, but age restriction is not supported on this server.",
   1874             ),
   1875             EXCHANGE_REFRESHES_REVEAL_AGE_RESTRICTION_COMMITMENT_INVALID => (
   1876                 400,
   1877                 "The client provided invalid age commitment data: missing, not an array, or  array of invalid size.",
   1878             ),
   1879             EXCHANGE_LINK_COIN_UNKNOWN => (
   1880                 404,
   1881                 "The coin specified in the link request is unknown to the exchange.",
   1882             ),
   1883             EXCHANGE_TRANSFERS_GET_WTID_MALFORMED => (
   1884                 400,
   1885                 "The public key of given to a /transfers/ handler was malformed.",
   1886             ),
   1887             EXCHANGE_TRANSFERS_GET_WTID_NOT_FOUND => (
   1888                 404,
   1889                 "The exchange did not find information about the specified wire transfer identifier in the database.",
   1890             ),
   1891             EXCHANGE_TRANSFERS_GET_WIRE_FEE_NOT_FOUND => (
   1892                 500,
   1893                 "The exchange did not find information about the wire transfer fees it charged.",
   1894             ),
   1895             EXCHANGE_TRANSFERS_GET_WIRE_FEE_INCONSISTENT => (
   1896                 500,
   1897                 "The exchange found a wire fee that was above the total transfer value (and thus could not have been charged).",
   1898             ),
   1899             EXCHANGE_PURSES_INVALID_WAIT_TARGET => (
   1900                 400,
   1901                 "The wait target of the URL was not in the set of expected values.",
   1902             ),
   1903             EXCHANGE_PURSES_GET_INVALID_SIGNATURE_BY_EXCHANGE => (
   1904                 0,
   1905                 "The signature on the purse status returned by the exchange was invalid.",
   1906             ),
   1907             EXCHANGE_REFUND_COIN_NOT_FOUND => (
   1908                 404,
   1909                 "The exchange knows literally nothing about the coin we were asked to refund. But without a transaction history, we cannot issue a refund. This is kind-of OK, the owner should just refresh it directly without executing the refund.",
   1910             ),
   1911             EXCHANGE_REFUND_CONFLICT_DEPOSIT_INSUFFICIENT => (
   1912                 409,
   1913                 "We could not process the refund request as the coin's transaction history does not permit the requested refund because then refunds would exceed the deposit amount.  The \"history\" in the response proves this.",
   1914             ),
   1915             EXCHANGE_REFUND_DEPOSIT_NOT_FOUND => (
   1916                 404,
   1917                 "The exchange knows about the coin we were asked to refund, but not about the specific /deposit operation.  Hence, we cannot issue a refund (as we do not know if this merchant public key is authorized to do a refund).",
   1918             ),
   1919             EXCHANGE_REFUND_MERCHANT_ALREADY_PAID => (
   1920                 410,
   1921                 "The exchange can no longer refund the customer/coin as the money was already transferred (paid out) to the merchant. (It should be past the refund deadline.)",
   1922             ),
   1923             EXCHANGE_REFUND_FEE_TOO_LOW => (
   1924                 400,
   1925                 "The refund fee specified for the request is lower than the refund fee charged by the exchange for the given denomination key of the refunded coin.",
   1926             ),
   1927             EXCHANGE_REFUND_FEE_ABOVE_AMOUNT => (
   1928                 400,
   1929                 "The refunded amount is smaller than the refund fee, which would result in a negative refund.",
   1930             ),
   1931             EXCHANGE_REFUND_MERCHANT_SIGNATURE_INVALID => {
   1932                 (403, "The signature of the merchant is invalid.")
   1933             }
   1934             EXCHANGE_REFUND_MERCHANT_SIGNING_FAILED => (
   1935                 500,
   1936                 "Merchant backend failed to create the refund confirmation signature.",
   1937             ),
   1938             EXCHANGE_REFUND_INVALID_SIGNATURE_BY_EXCHANGE => (
   1939                 0,
   1940                 "The signature returned by the exchange in a refund request was malformed.",
   1941             ),
   1942             EXCHANGE_REFUND_INVALID_FAILURE_PROOF_BY_EXCHANGE => (
   1943                 0,
   1944                 "The failure proof returned by the exchange is incorrect.",
   1945             ),
   1946             EXCHANGE_REFUND_INCONSISTENT_AMOUNT => (
   1947                 424,
   1948                 "Conflicting refund granted before with different amount but same refund transaction ID.",
   1949             ),
   1950             EXCHANGE_RECOUP_SIGNATURE_INVALID => {
   1951                 (403, "The given coin signature is invalid for the request.")
   1952             }
   1953             EXCHANGE_RECOUP_WITHDRAW_NOT_FOUND => (
   1954                 404,
   1955                 "The exchange could not find the corresponding withdraw operation. The request is denied.",
   1956             ),
   1957             EXCHANGE_RECOUP_COIN_BALANCE_ZERO => (
   1958                 403,
   1959                 "The coin's remaining balance is zero.  The request is denied.",
   1960             ),
   1961             EXCHANGE_RECOUP_BLINDING_FAILED => {
   1962                 (500, "The exchange failed to reproduce the coin's blinding.")
   1963             }
   1964             EXCHANGE_RECOUP_COIN_BALANCE_NEGATIVE => (
   1965                 500,
   1966                 "The coin's remaining balance is zero.  The request is denied.",
   1967             ),
   1968             EXCHANGE_RECOUP_NOT_ELIGIBLE => {
   1969                 (404, "The coin's denomination has not been revoked yet.")
   1970             }
   1971             EXCHANGE_RECOUP_REFRESH_SIGNATURE_INVALID => {
   1972                 (403, "The given coin signature is invalid for the request.")
   1973             }
   1974             EXCHANGE_RECOUP_REFRESH_MELT_NOT_FOUND => (
   1975                 404,
   1976                 "The exchange could not find the corresponding melt operation. The request is denied.",
   1977             ),
   1978             EXCHANGE_RECOUP_REFRESH_BLINDING_FAILED => {
   1979                 (500, "The exchange failed to reproduce the coin's blinding.")
   1980             }
   1981             EXCHANGE_RECOUP_REFRESH_NOT_ELIGIBLE => {
   1982                 (404, "The coin's denomination has not been revoked yet.")
   1983             }
   1984             EXCHANGE_KEYS_TIMETRAVEL_FORBIDDEN => (
   1985                 403,
   1986                 "This exchange does not allow clients to request /keys for times other than the current (exchange) time.",
   1987             ),
   1988             EXCHANGE_WIRE_SIGNATURE_INVALID => {
   1989                 (0, "A signature in the server's response was malformed.")
   1990             }
   1991             EXCHANGE_WIRE_NO_ACCOUNTS_CONFIGURED => (
   1992                 500,
   1993                 "No bank accounts are enabled for the exchange. The administrator should enable-account using the taler-exchange-offline tool.",
   1994             ),
   1995             EXCHANGE_WIRE_INVALID_PAYTO_CONFIGURED => (
   1996                 500,
   1997                 "The payto:// URI stored in the exchange database for its bank account is malformed.",
   1998             ),
   1999             EXCHANGE_WIRE_FEES_NOT_CONFIGURED => (
   2000                 500,
   2001                 "No wire fees are configured for an enabled wire method of the exchange. The administrator must set the wire-fee using the taler-exchange-offline tool.",
   2002             ),
   2003             EXCHANGE_RESERVES_PURSE_CREATE_CONFLICTING_META_DATA => (
   2004                 409,
   2005                 "This purse was previously created with different meta data.",
   2006             ),
   2007             EXCHANGE_RESERVES_PURSE_MERGE_CONFLICTING_META_DATA => (
   2008                 409,
   2009                 "This purse was previously merged with different meta data.",
   2010             ),
   2011             EXCHANGE_RESERVES_PURSE_CREATE_INSUFFICIENT_FUNDS => (
   2012                 409,
   2013                 "The reserve has insufficient funds to create another purse.",
   2014             ),
   2015             EXCHANGE_RESERVES_PURSE_FEE_TOO_LOW => (
   2016                 400,
   2017                 "The purse fee specified for the request is lower than the purse fee charged by the exchange at this time.",
   2018             ),
   2019             EXCHANGE_PURSE_DELETE_ALREADY_DECIDED => (
   2020                 409,
   2021                 "The payment request cannot be deleted anymore, as it either already completed or timed out.",
   2022             ),
   2023             EXCHANGE_PURSE_DELETE_SIGNATURE_INVALID => (
   2024                 403,
   2025                 "The signature affirming the purse deletion is invalid.",
   2026             ),
   2027             EXCHANGE_RESERVES_AGE_RESTRICTION_REQUIRED => (
   2028                 403,
   2029                 "Withdrawal from the reserve requires age restriction to be set.",
   2030             ),
   2031             EXCHANGE_DENOMINATION_HELPER_UNAVAILABLE => (
   2032                 502,
   2033                 "The exchange failed to talk to the process responsible for its private denomination keys or the helpers had no denominations (properly) configured.",
   2034             ),
   2035             EXCHANGE_DENOMINATION_HELPER_BUG => (
   2036                 500,
   2037                 "The response from the denomination key helper process was malformed.",
   2038             ),
   2039             EXCHANGE_DENOMINATION_HELPER_TOO_EARLY => (
   2040                 400,
   2041                 "The helper refuses to sign with the key, because it is too early: the validity period has not yet started.",
   2042             ),
   2043             EXCHANGE_PURSE_DEPOSIT_EXCHANGE_SIGNATURE_INVALID => {
   2044                 (0, "The signature of the exchange on the reply was invalid.")
   2045             }
   2046             EXCHANGE_SIGNKEY_HELPER_UNAVAILABLE => (
   2047                 502,
   2048                 "The exchange failed to talk to the process responsible for its private signing keys.",
   2049             ),
   2050             EXCHANGE_SIGNKEY_HELPER_BUG => (
   2051                 500,
   2052                 "The response from the online signing key helper process was malformed.",
   2053             ),
   2054             EXCHANGE_SIGNKEY_HELPER_TOO_EARLY => (
   2055                 400,
   2056                 "The helper refuses to sign with the key, because it is too early: the validity period has not yet started.",
   2057             ),
   2058             EXCHANGE_RESERVES_PURSE_EXPIRATION_BEFORE_NOW => (
   2059                 400,
   2060                 "The purse expiration time is in the past at the time of its creation.",
   2061             ),
   2062             EXCHANGE_RESERVES_PURSE_EXPIRATION_IS_NEVER => (
   2063                 400,
   2064                 "The purse expiration time is set to never, which is not allowed.",
   2065             ),
   2066             EXCHANGE_RESERVES_PURSE_MERGE_SIGNATURE_INVALID => (
   2067                 403,
   2068                 "The signature affirming the merge of the purse is invalid.",
   2069             ),
   2070             EXCHANGE_RESERVES_RESERVE_MERGE_SIGNATURE_INVALID => (
   2071                 403,
   2072                 "The signature by the reserve affirming the merge is invalid.",
   2073             ),
   2074             EXCHANGE_RESERVES_OPEN_BAD_SIGNATURE => (
   2075                 403,
   2076                 "The signature by the reserve affirming the open operation is invalid.",
   2077             ),
   2078             EXCHANGE_RESERVES_CLOSE_BAD_SIGNATURE => (
   2079                 403,
   2080                 "The signature by the reserve affirming the close operation is invalid.",
   2081             ),
   2082             EXCHANGE_RESERVES_ATTEST_BAD_SIGNATURE => (
   2083                 403,
   2084                 "The signature by the reserve affirming the attestion request is invalid.",
   2085             ),
   2086             EXCHANGE_RESERVES_CLOSE_NO_TARGET_ACCOUNT => (
   2087                 409,
   2088                 "The exchange does not know an origin account to which the remaining reserve balance could be wired to, and the wallet failed to provide one.",
   2089             ),
   2090             EXCHANGE_RESERVES_OPEN_INSUFFICIENT_FUNDS => (
   2091                 409,
   2092                 "The reserve balance is insufficient to pay for the open operation.",
   2093             ),
   2094             EXCHANGE_MANAGEMENT_AUDITOR_NOT_FOUND => (
   2095                 404,
   2096                 "The auditor that was supposed to be disabled is unknown to this exchange.",
   2097             ),
   2098             EXCHANGE_MANAGEMENT_AUDITOR_MORE_RECENT_PRESENT => (
   2099                 409,
   2100                 "The exchange has a more recently signed conflicting instruction and is thus refusing the current change (replay detected).",
   2101             ),
   2102             EXCHANGE_MANAGEMENT_AUDITOR_ADD_SIGNATURE_INVALID => (
   2103                 403,
   2104                 "The signature to add or enable the auditor does not validate.",
   2105             ),
   2106             EXCHANGE_MANAGEMENT_AUDITOR_DEL_SIGNATURE_INVALID => (
   2107                 403,
   2108                 "The signature to disable the auditor does not validate.",
   2109             ),
   2110             EXCHANGE_MANAGEMENT_DENOMINATION_REVOKE_SIGNATURE_INVALID => (
   2111                 403,
   2112                 "The signature to revoke the denomination does not validate.",
   2113             ),
   2114             EXCHANGE_MANAGEMENT_SIGNKEY_REVOKE_SIGNATURE_INVALID => (
   2115                 403,
   2116                 "The signature to revoke the online signing key does not validate.",
   2117             ),
   2118             EXCHANGE_MANAGEMENT_WIRE_MORE_RECENT_PRESENT => (
   2119                 409,
   2120                 "The exchange has a more recently signed conflicting instruction and is thus refusing the current change (replay detected).",
   2121             ),
   2122             EXCHANGE_MANAGEMENT_KEYS_SIGNKEY_UNKNOWN => {
   2123                 (404, "The signingkey specified is unknown to the exchange.")
   2124             }
   2125             EXCHANGE_MANAGEMENT_WIRE_DETAILS_SIGNATURE_INVALID => (
   2126                 403,
   2127                 "The signature to publish wire account does not validate.",
   2128             ),
   2129             EXCHANGE_MANAGEMENT_WIRE_ADD_SIGNATURE_INVALID => (
   2130                 403,
   2131                 "The signature to add the wire account does not validate.",
   2132             ),
   2133             EXCHANGE_MANAGEMENT_WIRE_DEL_SIGNATURE_INVALID => (
   2134                 403,
   2135                 "The signature to disable the wire account does not validate.",
   2136             ),
   2137             EXCHANGE_MANAGEMENT_WIRE_NOT_FOUND => (
   2138                 404,
   2139                 "The wire account to be disabled is unknown to the exchange.",
   2140             ),
   2141             EXCHANGE_MANAGEMENT_WIRE_FEE_SIGNATURE_INVALID => {
   2142                 (403, "The signature to affirm wire fees does not validate.")
   2143             }
   2144             EXCHANGE_MANAGEMENT_WIRE_FEE_MISMATCH => (
   2145                 409,
   2146                 "The signature conflicts with a previous signature affirming different fees.",
   2147             ),
   2148             EXCHANGE_MANAGEMENT_KEYS_DENOMKEY_ADD_SIGNATURE_INVALID => (
   2149                 403,
   2150                 "The signature affirming the denomination key is invalid.",
   2151             ),
   2152             EXCHANGE_MANAGEMENT_KEYS_SIGNKEY_ADD_SIGNATURE_INVALID => {
   2153                 (403, "The signature affirming the signing key is invalid.")
   2154             }
   2155             EXCHANGE_MANAGEMENT_GLOBAL_FEE_MISMATCH => (
   2156                 409,
   2157                 "The signature conflicts with a previous signature affirming different fees.",
   2158             ),
   2159             EXCHANGE_MANAGEMENT_GLOBAL_FEE_SIGNATURE_INVALID => {
   2160                 (403, "The signature affirming the fee structure is invalid.")
   2161             }
   2162             EXCHANGE_MANAGEMENT_DRAIN_PROFITS_SIGNATURE_INVALID => {
   2163                 (403, "The signature affirming the profit drain is invalid.")
   2164             }
   2165             EXCHANGE_AML_DECISION_ADD_SIGNATURE_INVALID => {
   2166                 (403, "The signature affirming the AML decision is invalid.")
   2167             }
   2168             EXCHANGE_AML_DECISION_INVALID_OFFICER => (
   2169                 403,
   2170                 "The AML officer specified is not allowed to make AML decisions right now.",
   2171             ),
   2172             EXCHANGE_AML_DECISION_MORE_RECENT_PRESENT => (
   2173                 409,
   2174                 "There is a more recent AML decision on file. The decision was rejected as timestamps of AML decisions must be monotonically increasing.",
   2175             ),
   2176             EXCHANGE_AML_DECISION_UNKNOWN_CHECK => (
   2177                 400,
   2178                 "There AML decision would impose an AML check of a type that is not provided by any KYC provider known to the exchange.",
   2179             ),
   2180             EXCHANGE_MANAGEMENT_UPDATE_AML_OFFICER_SIGNATURE_INVALID => (
   2181                 403,
   2182                 "The signature affirming the change in the AML officer status is invalid.",
   2183             ),
   2184             EXCHANGE_MANAGEMENT_AML_OFFICERS_MORE_RECENT_PRESENT => (
   2185                 409,
   2186                 "A more recent decision about the AML officer status is known to the exchange.",
   2187             ),
   2188             EXCHANGE_MANAGEMENT_CONFLICTING_DENOMINATION_META_DATA => (
   2189                 409,
   2190                 "The exchange already has this denomination key configured, but with different meta data. This should not be possible, contact the developers for support.",
   2191             ),
   2192             EXCHANGE_MANAGEMENT_CONFLICTING_SIGNKEY_META_DATA => (
   2193                 409,
   2194                 "The exchange already has this signing key configured, but with different meta data. This should not be possible, contact the developers for support.",
   2195             ),
   2196             EXCHANGE_PURSE_CREATE_CONFLICTING_META_DATA => (
   2197                 409,
   2198                 "The purse was previously created with different meta data.",
   2199             ),
   2200             EXCHANGE_PURSE_CREATE_CONFLICTING_CONTRACT_STORED => (
   2201                 409,
   2202                 "The purse was previously created with a different contract.",
   2203             ),
   2204             EXCHANGE_PURSE_CREATE_COIN_SIGNATURE_INVALID => (
   2205                 403,
   2206                 "A coin signature for a deposit into the purse is invalid.",
   2207             ),
   2208             EXCHANGE_PURSE_CREATE_EXPIRATION_BEFORE_NOW => {
   2209                 (400, "The purse expiration time is in the past.")
   2210             }
   2211             EXCHANGE_PURSE_CREATE_EXPIRATION_IS_NEVER => {
   2212                 (400, "The purse expiration time is \"never\".")
   2213             }
   2214             EXCHANGE_PURSE_CREATE_SIGNATURE_INVALID => (
   2215                 403,
   2216                 "The purse signature over the purse meta data is invalid.",
   2217             ),
   2218             EXCHANGE_PURSE_ECONTRACT_SIGNATURE_INVALID => {
   2219                 (403, "The signature over the encrypted contract is invalid.")
   2220             }
   2221             EXCHANGE_PURSE_CREATE_EXCHANGE_SIGNATURE_INVALID => (
   2222                 0,
   2223                 "The signature from the exchange over the confirmation is invalid.",
   2224             ),
   2225             EXCHANGE_PURSE_DEPOSIT_CONFLICTING_META_DATA => (
   2226                 409,
   2227                 "The coin was previously deposited with different meta data.",
   2228             ),
   2229             EXCHANGE_PURSE_ECONTRACT_CONFLICTING_META_DATA => (
   2230                 409,
   2231                 "The encrypted contract was previously uploaded with different meta data.",
   2232             ),
   2233             EXCHANGE_CREATE_PURSE_NEGATIVE_VALUE_AFTER_FEE => {
   2234                 (400, "The deposited amount is less than the purse fee.")
   2235             }
   2236             EXCHANGE_PURSE_MERGE_INVALID_MERGE_SIGNATURE => {
   2237                 (403, "The signature using the merge key is invalid.")
   2238             }
   2239             EXCHANGE_PURSE_MERGE_INVALID_RESERVE_SIGNATURE => {
   2240                 (403, "The signature using the reserve key is invalid.")
   2241             }
   2242             EXCHANGE_PURSE_NOT_FULL => (
   2243                 409,
   2244                 "The targeted purse is not yet full and thus cannot be merged. Retrying the request later may succeed.",
   2245             ),
   2246             EXCHANGE_PURSE_MERGE_EXCHANGE_SIGNATURE_INVALID => (
   2247                 0,
   2248                 "The signature from the exchange over the confirmation is invalid.",
   2249             ),
   2250             EXCHANGE_MERGE_PURSE_PARTNER_UNKNOWN => (
   2251                 404,
   2252                 "The exchange of the target account is not a partner of this exchange.",
   2253             ),
   2254             EXCHANGE_MANAGEMENT_ADD_PARTNER_SIGNATURE_INVALID => {
   2255                 (403, "The signature affirming the new partner is invalid.")
   2256             }
   2257             EXCHANGE_MANAGEMENT_ADD_PARTNER_DATA_CONFLICT => (
   2258                 409,
   2259                 "Conflicting data for the partner already exists with the exchange.",
   2260             ),
   2261             EXCHANGE_AUDITORS_AUDITOR_SIGNATURE_INVALID => (
   2262                 403,
   2263                 "The auditor signature over the denomination meta data is invalid.",
   2264             ),
   2265             EXCHANGE_AUDITORS_AUDITOR_UNKNOWN => (
   2266                 412,
   2267                 "The auditor that was specified is unknown to this exchange.",
   2268             ),
   2269             EXCHANGE_AUDITORS_AUDITOR_INACTIVE => (
   2270                 410,
   2271                 "The auditor that was specified is no longer used by this exchange.",
   2272             ),
   2273             EXCHANGE_KYC_GENERIC_AML_PROGRAM_TIMEOUT => (
   2274                 500,
   2275                 "The exchange tried to run an AML program, but that program did not terminate on time. Contact the exchange operator to address the AML program bug or performance issue. If it is not a performance issue, the timeout might have to be increased (requires changes to the source code).",
   2276             ),
   2277             EXCHANGE_KYC_INFO_AUTHORIZATION_FAILED => (
   2278                 403,
   2279                 "The KYC info access token is not recognized. Hence the request was denied.",
   2280             ),
   2281             EXCHANGE_KYC_RECURSIVE_RULE_DETECTED => (
   2282                 500,
   2283                 "The exchange got stuck in a long series of (likely recursive) KYC rules without user-inputs that did not result in a timely conclusion. This is a configuration failure. Please contact the administrator.",
   2284             ),
   2285             EXCHANGE_KYC_AML_FORM_INCOMPLETE => (
   2286                 400,
   2287                 "The submitted KYC data lacks an attribute that is required by the KYC form. Please submit the complete form.",
   2288             ),
   2289             EXCHANGE_KYC_GENERIC_AML_PROGRAM_GONE => (
   2290                 500,
   2291                 "The request requires an AML program which is no longer configured at the exchange. Contact the exchange operator to address the configuration issue.",
   2292             ),
   2293             EXCHANGE_KYC_NOT_A_FORM => (
   2294                 400,
   2295                 "The given check is not of type 'form' and thus using this handler for form submission is incorrect.",
   2296             ),
   2297             EXCHANGE_KYC_GENERIC_CHECK_GONE => (
   2298                 500,
   2299                 "The request requires a check which is no longer configured at the exchange. Contact the exchange operator to address the configuration issue.",
   2300             ),
   2301             EXCHANGE_KYC_WALLET_SIGNATURE_INVALID => (
   2302                 403,
   2303                 "The signature affirming the wallet's KYC request was invalid.",
   2304             ),
   2305             EXCHANGE_KYC_PROOF_BACKEND_INVALID_RESPONSE => (
   2306                 502,
   2307                 "The exchange received an unexpected malformed response from its KYC backend.",
   2308             ),
   2309             EXCHANGE_KYC_PROOF_BACKEND_ERROR => {
   2310                 (502, "The backend signaled an unexpected failure.")
   2311             }
   2312             EXCHANGE_KYC_PROOF_BACKEND_AUTHORIZATION_FAILED => {
   2313                 (403, "The backend signaled an authorization failure.")
   2314             }
   2315             EXCHANGE_KYC_PROOF_REQUEST_UNKNOWN => (
   2316                 404,
   2317                 "The exchange is unaware of having made an the authorization request.",
   2318             ),
   2319             EXCHANGE_KYC_CHECK_AUTHORIZATION_FAILED => (
   2320                 403,
   2321                 "The KYC authorization signature was invalid. Hence the request was denied.",
   2322             ),
   2323             EXCHANGE_KYC_GENERIC_LOGIC_UNKNOWN => (
   2324                 404,
   2325                 "The request used a logic specifier that is not known to the exchange.",
   2326             ),
   2327             EXCHANGE_KYC_GENERIC_LOGIC_GONE => (
   2328                 500,
   2329                 "The request requires a logic which is no longer configured at the exchange.",
   2330             ),
   2331             EXCHANGE_KYC_GENERIC_LOGIC_BUG => (
   2332                 500,
   2333                 "The logic plugin had a bug in its interaction with the KYC provider.",
   2334             ),
   2335             EXCHANGE_KYC_GENERIC_PROVIDER_ACCESS_REFUSED => (
   2336                 511,
   2337                 "The exchange could not process the request with its KYC provider because the provider refused access to the service. This indicates some configuration issue at the Taler exchange operator.",
   2338             ),
   2339             EXCHANGE_KYC_GENERIC_PROVIDER_TIMEOUT => (
   2340                 504,
   2341                 "There was a timeout in the interaction between the exchange and the KYC provider. The most likely cause is some networking problem. Trying again later might succeed.",
   2342             ),
   2343             EXCHANGE_KYC_GENERIC_PROVIDER_UNEXPECTED_REPLY => (
   2344                 502,
   2345                 "The KYC provider responded with a status that was completely unexpected by the KYC logic of the exchange.",
   2346             ),
   2347             EXCHANGE_KYC_GENERIC_PROVIDER_RATE_LIMIT_EXCEEDED => (
   2348                 503,
   2349                 "The rate limit of the exchange at the KYC provider has been exceeded. Trying much later might work.",
   2350             ),
   2351             EXCHANGE_KYC_WEBHOOK_UNAUTHORIZED => (
   2352                 401,
   2353                 "The request to the webhook lacked proper authorization or authentication data.",
   2354             ),
   2355             EXCHANGE_KYC_CHECK_REQUEST_UNKNOWN => (
   2356                 404,
   2357                 "The exchange is unaware of the requested payto URI with respect to the KYC status.",
   2358             ),
   2359             EXCHANGE_KYC_CHECK_AUTHORIZATION_KEY_UNKNOWN => (
   2360                 409,
   2361                 "The exchange has no account public key to check the KYC authorization signature against. Hence the request was denied. The user should do a wire transfer to the exchange with the KYC authorization key in the subject.",
   2362             ),
   2363             EXCHANGE_KYC_FORM_ALREADY_UPLOADED => (
   2364                 409,
   2365                 "The form has been previously uploaded, and may only be filed once. The user should be redirected to their main KYC page and see if any other steps need to be taken.",
   2366             ),
   2367             EXCHANGE_KYC_MEASURES_MALFORMED => (
   2368                 500,
   2369                 "The internal state of the exchange specifying KYC measures is malformed. Please contact technical support.",
   2370             ),
   2371             EXCHANGE_KYC_MEASURE_INDEX_INVALID => (
   2372                 404,
   2373                 "The specified index does not refer to a valid KYC measure. Please check the URL.",
   2374             ),
   2375             EXCHANGE_KYC_INVALID_LOGIC_TO_CHECK => (
   2376                 409,
   2377                 "The operation is not supported by the selected KYC logic. This is either caused by a configuration change or some invalid use of the API. Please contact technical support.",
   2378             ),
   2379             EXCHANGE_KYC_AML_PROGRAM_FAILURE => (
   2380                 500,
   2381                 "The AML program failed. This is either caused by a configuration change or a bug. Please contact technical support.",
   2382             ),
   2383             EXCHANGE_KYC_AML_PROGRAM_MALFORMED_RESULT => (
   2384                 500,
   2385                 "The AML program returned a malformed result. This is a bug. Please contact technical support.",
   2386             ),
   2387             EXCHANGE_KYC_GENERIC_PROVIDER_INCOMPLETE_REPLY => (
   2388                 502,
   2389                 "The response from the KYC provider lacked required attributes. Please contact technical support.",
   2390             ),
   2391             EXCHANGE_KYC_GENERIC_PROVIDER_INCOMPLETE_CONTEXT => (
   2392                 500,
   2393                 "The context of the KYC check lacked required fields. This is a bug. Please contact technical support.",
   2394             ),
   2395             EXCHANGE_KYC_GENERIC_AML_LOGIC_BUG => (
   2396                 500,
   2397                 "The logic plugin had a bug in its AML processing. This is a bug. Please contact technical support.",
   2398             ),
   2399             EXCHANGE_CONTRACTS_UNKNOWN => (
   2400                 404,
   2401                 "The exchange does not know a contract under the given contract public key.",
   2402             ),
   2403             EXCHANGE_CONTRACTS_INVALID_CONTRACT_PUB => (
   2404                 400,
   2405                 "The URL does not encode a valid exchange public key in its path.",
   2406             ),
   2407             EXCHANGE_CONTRACTS_DECRYPTION_FAILED => {
   2408                 (0, "The returned encrypted contract did not decrypt.")
   2409             }
   2410             EXCHANGE_CONTRACTS_SIGNATURE_INVALID => (
   2411                 0,
   2412                 "The signature on the encrypted contract did not validate.",
   2413             ),
   2414             EXCHANGE_CONTRACTS_DECODING_FAILED => (0, "The decrypted contract was malformed."),
   2415             EXCHANGE_PURSE_DEPOSIT_COIN_SIGNATURE_INVALID => (
   2416                 403,
   2417                 "A coin signature for a deposit into the purse is invalid.",
   2418             ),
   2419             EXCHANGE_PURSE_DEPOSIT_DECIDED_ALREADY => {
   2420                 (410, "It is too late to deposit coins into the purse.")
   2421             }
   2422             EXCHANGE_KYC_INFO_BUSY => (
   2423                 202,
   2424                 "The exchange is currently processing the KYC status and is not able to return a response yet.",
   2425             ),
   2426             EXCHANGE_TOTP_KEY_INVALID => (0, "TOTP key is not valid."),
   2427             MERCHANT_GENERIC_INSTANCE_UNKNOWN => (
   2428                 404,
   2429                 "The backend could not find the merchant instance specified in the request.",
   2430             ),
   2431             MERCHANT_GENERIC_HOLE_IN_WIRE_FEE_STRUCTURE => (
   2432                 0,
   2433                 "The start and end-times in the wire fee structure leave a hole. This is not allowed.",
   2434             ),
   2435             MERCHANT_GENERIC_EXCHANGE_WIRE_REQUEST_FAILED => (
   2436                 502,
   2437                 "The merchant was unable to obtain a valid answer to /wire from the exchange.",
   2438             ),
   2439             MERCHANT_GENERIC_CATEGORY_UNKNOWN => {
   2440                 (404, "The product category is not known to the backend.")
   2441             }
   2442             MERCHANT_GENERIC_ORDER_UNKNOWN => (404, "The proposal is not known to the backend."),
   2443             MERCHANT_GENERIC_PRODUCT_UNKNOWN => (
   2444                 404,
   2445                 "The order provided to the backend could not be completed, because a product to be completed via inventory data is not actually in our inventory.",
   2446             ),
   2447             MERCHANT_GENERIC_REWARD_ID_UNKNOWN => (
   2448                 404,
   2449                 "The reward ID is unknown.  This could happen if the reward has expired.",
   2450             ),
   2451             MERCHANT_GENERIC_DB_CONTRACT_CONTENT_INVALID => (
   2452                 500,
   2453                 "The contract obtained from the merchant backend was malformed.",
   2454             ),
   2455             MERCHANT_GENERIC_CONTRACT_HASH_DOES_NOT_MATCH_ORDER => (
   2456                 403,
   2457                 "The order we found does not match the provided contract hash.",
   2458             ),
   2459             MERCHANT_GENERIC_EXCHANGE_KEYS_FAILURE => (
   2460                 502,
   2461                 "The exchange failed to provide a valid response to the merchant's /keys request.",
   2462             ),
   2463             MERCHANT_GENERIC_EXCHANGE_TIMEOUT => (
   2464                 504,
   2465                 "The exchange failed to respond to the merchant on time.",
   2466             ),
   2467             MERCHANT_GENERIC_EXCHANGE_CONNECT_FAILURE => {
   2468                 (500, "The merchant failed to talk to the exchange.")
   2469             }
   2470             MERCHANT_GENERIC_EXCHANGE_REPLY_MALFORMED => {
   2471                 (502, "The exchange returned a maformed response.")
   2472             }
   2473             MERCHANT_GENERIC_EXCHANGE_UNEXPECTED_STATUS => {
   2474                 (502, "The exchange returned an unexpected response status.")
   2475             }
   2476             MERCHANT_GENERIC_UNAUTHORIZED => (
   2477                 401,
   2478                 "The merchant refused the request due to lack of authorization.",
   2479             ),
   2480             MERCHANT_GENERIC_INSTANCE_DELETED => (
   2481                 404,
   2482                 "The merchant instance specified in the request was deleted.",
   2483             ),
   2484             MERCHANT_GENERIC_TRANSFER_UNKNOWN => (
   2485                 404,
   2486                 "The backend could not find the inbound wire transfer specified in the request.",
   2487             ),
   2488             MERCHANT_GENERIC_TEMPLATE_UNKNOWN => (
   2489                 404,
   2490                 "The backend could not find the template(id) because it is not exist.",
   2491             ),
   2492             MERCHANT_GENERIC_WEBHOOK_UNKNOWN => (
   2493                 404,
   2494                 "The backend could not find the webhook(id) because it is not exist.",
   2495             ),
   2496             MERCHANT_GENERIC_PENDING_WEBHOOK_UNKNOWN => (
   2497                 404,
   2498                 "The backend could not find the webhook(serial) because it is not exist.",
   2499             ),
   2500             MERCHANT_GENERIC_OTP_DEVICE_UNKNOWN => (
   2501                 404,
   2502                 "The backend could not find the OTP device(id) because it is not exist.",
   2503             ),
   2504             MERCHANT_GENERIC_ACCOUNT_UNKNOWN => (404, "The account is not known to the backend."),
   2505             MERCHANT_GENERIC_H_WIRE_MALFORMED => (400, "The wire hash was malformed."),
   2506             MERCHANT_GENERIC_CURRENCY_MISMATCH => (
   2507                 409,
   2508                 "The currency specified in the operation does not work with the current state of the given resource.",
   2509             ),
   2510             MERCHANT_GENERIC_EXCHANGE_UNTRUSTED => (
   2511                 400,
   2512                 "The exchange specified in the operation is not trusted by this exchange. The client should limit its operation to exchanges enabled by the merchant, or ask the merchant to enable additional exchanges in the configuration.",
   2513             ),
   2514             MERCHANT_GENERIC_TOKEN_FAMILY_UNKNOWN => {
   2515                 (404, "The token family is not known to the backend.")
   2516             }
   2517             MERCHANT_GENERIC_TOKEN_KEY_UNKNOWN => (
   2518                 404,
   2519                 "The token family key is not known to the backend. Check the local system time on the client, maybe an expired (or not yet valid) token was used.",
   2520             ),
   2521             MERCHANT_GENERIC_DONAU_NOT_CONFIGURED => (
   2522                 501,
   2523                 "The merchant backend is not configured to support the DONAU protocol.",
   2524             ),
   2525             MERCHANT_GET_ORDERS_EXCHANGE_TRACKING_FAILURE => (
   2526                 200,
   2527                 "The exchange failed to provide a valid answer to the tracking request, thus those details are not in the response.",
   2528             ),
   2529             MERCHANT_GET_ORDERS_ID_EXCHANGE_REQUEST_FAILURE => (
   2530                 500,
   2531                 "The merchant backend failed to construct the request for tracking to the exchange, thus tracking details are not in the response.",
   2532             ),
   2533             MERCHANT_GET_ORDERS_ID_EXCHANGE_LOOKUP_START_FAILURE => (
   2534                 500,
   2535                 "The merchant backend failed trying to contact the exchange for tracking details, thus those details are not in the response.",
   2536             ),
   2537             MERCHANT_GET_ORDERS_ID_INVALID_TOKEN => (
   2538                 403,
   2539                 "The claim token used to authenticate the client is invalid for this order.",
   2540             ),
   2541             MERCHANT_GET_ORDERS_ID_INVALID_CONTRACT_HASH => (
   2542                 403,
   2543                 "The contract terms hash used to authenticate the client is invalid for this order.",
   2544             ),
   2545             MERCHANT_GET_ORDERS_ID_INVALID_CONTRACT_VERSION => {
   2546                 (403, "The contract terms version is not invalid.")
   2547             }
   2548             MERCHANT_POST_ORDERS_ID_PAY_INSUFFICIENT_FUNDS => (
   2549                 409,
   2550                 "The exchange responded saying that funds were insufficient (for example, due to double-spending).",
   2551             ),
   2552             MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_KEY_NOT_FOUND => (
   2553                 400,
   2554                 "The denomination key used for payment is not listed among the denomination keys of the exchange.",
   2555             ),
   2556             MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_KEY_AUDITOR_FAILURE => (
   2557                 400,
   2558                 "The denomination key used for payment is not audited by an auditor approved by the merchant.",
   2559             ),
   2560             MERCHANT_POST_ORDERS_ID_PAY_AMOUNT_OVERFLOW => (
   2561                 500,
   2562                 "There was an integer overflow totaling up the amounts or deposit fees in the payment.",
   2563             ),
   2564             MERCHANT_POST_ORDERS_ID_PAY_FEES_EXCEED_PAYMENT => (
   2565                 400,
   2566                 "The deposit fees exceed the total value of the payment.",
   2567             ),
   2568             MERCHANT_POST_ORDERS_ID_PAY_INSUFFICIENT_DUE_TO_FEES => (
   2569                 400,
   2570                 "After considering deposit and wire fees, the payment is insufficient to satisfy the required amount for the contract.  The client should revisit the logic used to calculate fees it must cover.",
   2571             ),
   2572             MERCHANT_POST_ORDERS_ID_PAY_PAYMENT_INSUFFICIENT => (
   2573                 400,
   2574                 "Even if we do not consider deposit and wire fees, the payment is insufficient to satisfy the required amount for the contract.",
   2575             ),
   2576             MERCHANT_POST_ORDERS_ID_PAY_COIN_SIGNATURE_INVALID => (
   2577                 403,
   2578                 "The signature over the contract of one of the coins was invalid.",
   2579             ),
   2580             MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_LOOKUP_FAILED => (
   2581                 500,
   2582                 "When we tried to find information about the exchange to issue the deposit, we failed.  This usually only happens if the merchant backend is somehow unable to get its own HTTP client logic to work.",
   2583             ),
   2584             MERCHANT_POST_ORDERS_ID_PAY_REFUND_DEADLINE_PAST_WIRE_TRANSFER_DEADLINE => (
   2585                 500,
   2586                 "The refund deadline in the contract is after the transfer deadline.",
   2587             ),
   2588             MERCHANT_POST_ORDERS_ID_PAY_ALREADY_PAID => {
   2589                 (409, "The order was already paid (maybe by another wallet).")
   2590             }
   2591             MERCHANT_POST_ORDERS_ID_PAY_OFFER_EXPIRED => {
   2592                 (410, "The payment is too late, the offer has expired.")
   2593             }
   2594             MERCHANT_POST_ORDERS_ID_PAY_MERCHANT_FIELD_MISSING => (
   2595                 500,
   2596                 "The \"merchant\" field is missing in the proposal data. This is an internal error as the proposal is from the merchant's own database at this point.",
   2597             ),
   2598             MERCHANT_POST_ORDERS_ID_PAY_WIRE_HASH_UNKNOWN => (
   2599                 500,
   2600                 "Failed to locate merchant's account information matching the wire hash given in the proposal.",
   2601             ),
   2602             MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_DEPOSIT_EXPIRED => {
   2603                 (410, "The deposit time for the denomination has expired.")
   2604             }
   2605             MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_WIRE_FEE_ADDITION_FAILED => (
   2606                 500,
   2607                 "The exchange of the deposited coin charges a wire fee that could not be added to the total (total amount too high).",
   2608             ),
   2609             MERCHANT_POST_ORDERS_ID_PAY_REFUNDED => (
   2610                 402,
   2611                 "The contract was not fully paid because of refunds. Note that clients MAY treat this as paid if, for example, contracts must be executed despite of refunds.",
   2612             ),
   2613             MERCHANT_POST_ORDERS_ID_PAY_REFUNDS_EXCEED_PAYMENTS => (
   2614                 500,
   2615                 "According to our database, we have refunded more than we were paid (which should not be possible).",
   2616             ),
   2617             DEAD_QQQ_PAY_MERCHANT_POST_ORDERS_ID_ABORT_REFUND_REFUSED_PAYMENT_COMPLETE => {
   2618                 (0, "Legacy stuff. Remove me with protocol v1.")
   2619             }
   2620             MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_FAILED => {
   2621                 (502, "The payment failed at the exchange.")
   2622             }
   2623             MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_MISSING => (
   2624                 400,
   2625                 "The payment required a minimum age but one of the coins (of a denomination with support for age restriction) did not provide any age_commitment.",
   2626             ),
   2627             MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_SIZE_MISMATCH => (
   2628                 400,
   2629                 "The payment required a minimum age but one of the coins provided an age_commitment that contained a wrong number of public keys compared to the number of age groups defined in the denomination of the coin.",
   2630             ),
   2631             MERCHANT_POST_ORDERS_ID_PAY_AGE_VERIFICATION_FAILED => (
   2632                 400,
   2633                 "The payment required a minimum age but one of the coins provided a minimum_age_sig that couldn't be verified with the given age_commitment for that particular minimum age.",
   2634             ),
   2635             MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_HASH_MISSING => (
   2636                 400,
   2637                 "The payment required no minimum age but one of the coins (of a denomination with support for age restriction) did not provide the required h_age_commitment.",
   2638             ),
   2639             MERCHANT_POST_ORDERS_ID_PAY_WIRE_METHOD_UNSUPPORTED => (
   2640                 409,
   2641                 "The exchange does not support the selected bank account of the merchant. Likely the merchant had stale data on the bank accounts of the exchange and thus selected an inappropriate exchange when making the offer.",
   2642             ),
   2643             MERCHANT_POST_ORDERS_ID_PAY_CHOICE_INDEX_MISSING => (
   2644                 400,
   2645                 "The payment requires the wallet to select a choice from the choices array and pass it in the 'choice_index' field of the request.",
   2646             ),
   2647             MERCHANT_POST_ORDERS_ID_PAY_CHOICE_INDEX_OUT_OF_BOUNDS => {
   2648                 (400, "The 'choice_index' field is invalid.")
   2649             }
   2650             MERCHANT_POST_ORDERS_ID_PAY_INPUT_TOKENS_MISMATCH => (
   2651                 400,
   2652                 "The provided 'tokens' array does not match with the required input tokens of the order.",
   2653             ),
   2654             MERCHANT_POST_ORDERS_ID_PAY_TOKEN_ISSUE_SIG_INVALID => (
   2655                 400,
   2656                 "Invalid token issue signature (blindly signed by merchant) for provided token.",
   2657             ),
   2658             MERCHANT_POST_ORDERS_ID_PAY_TOKEN_USE_SIG_INVALID => (
   2659                 400,
   2660                 "Invalid token use signature (EdDSA, signed by wallet) for provided token.",
   2661             ),
   2662             MERCHANT_POST_ORDERS_ID_PAY_TOKEN_COUNT_MISMATCH => (
   2663                 400,
   2664                 "The provided number of tokens does not match the required number.",
   2665             ),
   2666             MERCHANT_POST_ORDERS_ID_PAY_TOKEN_ENVELOPE_COUNT_MISMATCH => (
   2667                 400,
   2668                 "The provided number of token envelopes does not match the specified number.",
   2669             ),
   2670             MERCHANT_POST_ORDERS_ID_PAY_TOKEN_INVALID => (
   2671                 409,
   2672                 "Invalid token because it was already used, is expired or not yet valid.",
   2673             ),
   2674             MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_TRANSACTION_LIMIT_VIOLATION => (
   2675                 400,
   2676                 "The payment violates a transaction limit configured at the given exchange. The wallet has a bug in that it failed to check exchange limits during coin selection. Please report the bug to your wallet developer.",
   2677             ),
   2678             MERCHANT_POST_ORDERS_ID_PAID_CONTRACT_HASH_MISMATCH => {
   2679                 (400, "The contract hash does not match the given order ID.")
   2680             }
   2681             MERCHANT_POST_ORDERS_ID_PAID_COIN_SIGNATURE_INVALID => (
   2682                 403,
   2683                 "The signature of the merchant is not valid for the given contract hash.",
   2684             ),
   2685             MERCHANT_POST_TOKEN_FAMILY_CONFLICT => (
   2686                 409,
   2687                 "A token family with this ID but conflicting data exists.",
   2688             ),
   2689             MERCHANT_PATCH_TOKEN_FAMILY_NOT_FOUND => (
   2690                 404,
   2691                 "The backend is unaware of a token family with the given ID.",
   2692             ),
   2693             MERCHANT_POST_ORDERS_ID_ABORT_EXCHANGE_REFUND_FAILED => (
   2694                 500,
   2695                 "The merchant failed to send the exchange the refund request.",
   2696             ),
   2697             MERCHANT_POST_ORDERS_ID_ABORT_EXCHANGE_LOOKUP_FAILED => (
   2698                 500,
   2699                 "The merchant failed to find the exchange to process the lookup.",
   2700             ),
   2701             MERCHANT_POST_ORDERS_ID_ABORT_CONTRACT_NOT_FOUND => {
   2702                 (404, "The merchant could not find the contract.")
   2703             }
   2704             MERCHANT_POST_ORDERS_ID_ABORT_REFUND_REFUSED_PAYMENT_COMPLETE => (
   2705                 412,
   2706                 "The payment was already completed and thus cannot be aborted anymore.",
   2707             ),
   2708             MERCHANT_POST_ORDERS_ID_ABORT_CONTRACT_HASH_MISSMATCH => (
   2709                 403,
   2710                 "The hash provided by the wallet does not match the order.",
   2711             ),
   2712             MERCHANT_POST_ORDERS_ID_ABORT_COINS_ARRAY_EMPTY => {
   2713                 (400, "The array of coins cannot be empty.")
   2714             }
   2715             MERCHANT_EXCHANGE_TRANSFERS_AWAITING_KEYS => (
   2716                 202,
   2717                 "We are waiting for the exchange to provide us with key material before checking the wire transfer.",
   2718             ),
   2719             MERCHANT_EXCHANGE_TRANSFERS_AWAITING_LIST => (
   2720                 202,
   2721                 "We are waiting for the exchange to provide us with the list of aggregated transactions.",
   2722             ),
   2723             MERCHANT_EXCHANGE_TRANSFERS_FATAL_NO_EXCHANGE => (
   2724                 200,
   2725                 "The endpoint indicated in the wire transfer does not belong to a GNU Taler exchange.",
   2726             ),
   2727             MERCHANT_EXCHANGE_TRANSFERS_FATAL_NOT_FOUND => (
   2728                 0,
   2729                 "The exchange indicated in the wire transfer claims to know nothing about the wire transfer.",
   2730             ),
   2731             MERCHANT_EXCHANGE_TRANSFERS_RATE_LIMITED => (
   2732                 202,
   2733                 "The interaction with the exchange is delayed due to rate limiting.",
   2734             ),
   2735             MERCHANT_EXCHANGE_TRANSFERS_TRANSIENT_FAILURE => (
   2736                 202,
   2737                 "We experienced a transient failure in our interaction with the exchange.",
   2738             ),
   2739             MERCHANT_EXCHANGE_TRANSFERS_HARD_FAILURE => (
   2740                 200,
   2741                 "The response from the exchange was unacceptable and should be reviewed with an auditor.",
   2742             ),
   2743             MERCHANT_POST_ORDERS_ID_CLAIM_NOT_FOUND => (
   2744                 404,
   2745                 "We could not claim the order because the backend is unaware of it.",
   2746             ),
   2747             MERCHANT_POST_ORDERS_ID_CLAIM_ALREADY_CLAIMED => (
   2748                 409,
   2749                 "We could not claim the order because someone else claimed it first.",
   2750             ),
   2751             MERCHANT_POST_ORDERS_ID_CLAIM_CLIENT_INTERNAL_FAILURE => {
   2752                 (0, "The client-side experienced an internal failure.")
   2753             }
   2754             MERCHANT_POST_ORDERS_ID_REFUND_SIGNATURE_FAILED => {
   2755                 (0, "The backend failed to sign the refund request.")
   2756             }
   2757             MERCHANT_REWARD_PICKUP_UNBLIND_FAILURE => (
   2758                 0,
   2759                 "The client failed to unblind the signature returned by the merchant.",
   2760             ),
   2761             MERCHANT_REWARD_PICKUP_EXCHANGE_ERROR => (
   2762                 502,
   2763                 "The exchange returned a failure code for the withdraw operation.",
   2764             ),
   2765             MERCHANT_REWARD_PICKUP_SUMMATION_FAILED => (
   2766                 500,
   2767                 "The merchant failed to add up the amounts to compute the pick up value.",
   2768             ),
   2769             MERCHANT_REWARD_PICKUP_HAS_EXPIRED => (410, "The reward expired."),
   2770             MERCHANT_REWARD_PICKUP_AMOUNT_EXCEEDS_REWARD_REMAINING => (
   2771                 400,
   2772                 "The requested withdraw amount exceeds the amount remaining to be picked up.",
   2773             ),
   2774             MERCHANT_REWARD_PICKUP_DENOMINATION_UNKNOWN => (
   2775                 409,
   2776                 "The merchant did not find the specified denomination key in the exchange's key set.",
   2777             ),
   2778             MERCHANT_PRIVATE_POST_ORDERS_INSTANCE_CONFIGURATION_LACKS_WIRE => (
   2779                 404,
   2780                 "The merchant instance has no active bank accounts configured. However, at least one bank account must be available to create new orders.",
   2781             ),
   2782             MERCHANT_PRIVATE_POST_ORDERS_NO_LOCALTIME => (
   2783                 500,
   2784                 "The proposal had no timestamp and the merchant backend failed to obtain the current local time.",
   2785             ),
   2786             MERCHANT_PRIVATE_POST_ORDERS_PROPOSAL_PARSE_ERROR => (
   2787                 400,
   2788                 "The order provided to the backend could not be parsed; likely some required fields were missing or ill-formed.",
   2789             ),
   2790             MERCHANT_PRIVATE_POST_ORDERS_ALREADY_EXISTS => (
   2791                 409,
   2792                 "A conflicting order (sharing the same order identifier) already exists at this merchant backend instance.",
   2793             ),
   2794             MERCHANT_PRIVATE_POST_ORDERS_REFUND_AFTER_WIRE_DEADLINE => (
   2795                 400,
   2796                 "The order creation request is invalid because the given wire deadline is before the refund deadline.",
   2797             ),
   2798             MERCHANT_PRIVATE_POST_ORDERS_DELIVERY_DATE_IN_PAST => (
   2799                 400,
   2800                 "The order creation request is invalid because the delivery date given is in the past.",
   2801             ),
   2802             MERCHANT_PRIVATE_POST_ORDERS_WIRE_DEADLINE_IS_NEVER => (
   2803                 400,
   2804                 "The order creation request is invalid because a wire deadline of \"never\" is not allowed.",
   2805             ),
   2806             MERCHANT_PRIVATE_POST_ORDERS_PAY_DEADLINE_IN_PAST => (
   2807                 400,
   2808                 "The order creation request is invalid because the given payment deadline is in the past.",
   2809             ),
   2810             MERCHANT_PRIVATE_POST_ORDERS_REFUND_DEADLINE_IN_PAST => (
   2811                 400,
   2812                 "The order creation request is invalid because the given refund deadline is in the past.",
   2813             ),
   2814             MERCHANT_PRIVATE_POST_ORDERS_NO_EXCHANGES_FOR_WIRE_METHOD => (
   2815                 409,
   2816                 "The backend does not trust any exchange that would allow funds to be wired to any bank account of this instance using the wire method specified with the order. (Note that right now, we do not support the use of exchange bank accounts with mandatory currency conversion.) One likely cause for this is that the taler-merchant-exchangekeyupdate process is not running.",
   2817             ),
   2818             MERCHANT_PRIVATE_PATCH_ORDERS_ID_FORGET_PATH_SYNTAX_INCORRECT => {
   2819                 (400, "One of the paths to forget is malformed.")
   2820             }
   2821             MERCHANT_PRIVATE_PATCH_ORDERS_ID_FORGET_PATH_NOT_FORGETTABLE => (
   2822                 409,
   2823                 "One of the paths to forget was not marked as forgettable.",
   2824             ),
   2825             MERCHANT_POST_ORDERS_ID_REFUND_EXCHANGE_TRANSACTION_LIMIT_VIOLATION => (
   2826                 451,
   2827                 "The refund amount would violate a refund transaction limit configured at the given exchange. Please find another way to refund the customer, and inquire with your legislator why they make strange banking regulations.",
   2828             ),
   2829             MERCHANT_PRIVATE_POST_ORDERS_AMOUNT_EXCEEDS_LEGAL_LIMITS => (
   2830                 451,
   2831                 "The total order amount exceeds hard legal transaction limits from the available exchanges, thus a customer could never legally make this payment. You may try to increase your limits by passing legitimization checks with exchange operators. You could also inquire with your legislator why the limits are prohibitively low for your business.",
   2832             ),
   2833             MERCHANT_PRIVATE_POST_ORDERS_NO_EXCHANGE_FOR_CURRENCY => (
   2834                 409,
   2835                 "A currency specified to be paid in the contract is not supported by any exchange that this instance can currently use. Possible solutions include (1) specifying a different currency, (2) adding additional suitable exchange operators to the merchant backend configuration, or (3) satisfying compliance rules of an configured exchange to begin using the service of that provider.",
   2836             ),
   2837             MERCHANT_PRIVATE_DELETE_ORDERS_AWAITING_PAYMENT => (
   2838                 409,
   2839                 "The order provided to the backend could not be deleted, our offer is still valid and awaiting payment. Deletion may work later after the offer has expired if it remains unpaid.",
   2840             ),
   2841             MERCHANT_PRIVATE_DELETE_ORDERS_ALREADY_PAID => (
   2842                 409,
   2843                 "The order provided to the backend could not be deleted as the order was already paid.",
   2844             ),
   2845             MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_INCONSISTENT_AMOUNT => (
   2846                 409,
   2847                 "The amount to be refunded is inconsistent: either is lower than the previous amount being awarded, or it exceeds the original price paid by the customer.",
   2848             ),
   2849             MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_ORDER_UNPAID => (
   2850                 409,
   2851                 "Only paid orders can be refunded, and the frontend specified an unpaid order to issue a refund for.",
   2852             ),
   2853             MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_NOT_ALLOWED_BY_CONTRACT => (
   2854                 403,
   2855                 "The refund delay was set to 0 and thus no refunds are ever allowed for this order.",
   2856             ),
   2857             MERCHANT_PRIVATE_POST_ORDERS_TOKEN_FAMILY_SLUG_UNKNOWN => (
   2858                 404,
   2859                 "The token family slug provided in this order could not be found in the merchant database.",
   2860             ),
   2861             MERCHANT_PRIVATE_POST_ORDERS_TOKEN_FAMILY_NOT_VALID => (
   2862                 409,
   2863                 "A token family referenced in this order is either expired or not valid yet.",
   2864             ),
   2865             MERCHANT_PRIVATE_POST_TRANSFERS_EXCHANGE_UNKNOWN => {
   2866                 (502, "The exchange says it does not know this transfer.")
   2867             }
   2868             MERCHANT_PRIVATE_POST_TRANSFERS_REQUEST_ERROR => (
   2869                 502,
   2870                 "We internally failed to execute the /track/transfer request.",
   2871             ),
   2872             MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_TRANSFERS => (
   2873                 409,
   2874                 "The amount transferred differs between what was submitted and what the exchange claimed.",
   2875             ),
   2876             MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_REPORTS => (
   2877                 409,
   2878                 "The exchange gave conflicting information about a coin which has been wire transferred.",
   2879             ),
   2880             MERCHANT_PRIVATE_POST_TRANSFERS_BAD_WIRE_FEE => (
   2881                 502,
   2882                 "The exchange charged a different wire fee than what it originally advertised, and it is higher.",
   2883             ),
   2884             MERCHANT_PRIVATE_POST_TRANSFERS_ACCOUNT_NOT_FOUND => (
   2885                 404,
   2886                 "We did not find the account that the transfer was made to.",
   2887             ),
   2888             MERCHANT_PRIVATE_DELETE_TRANSFERS_ALREADY_CONFIRMED => (
   2889                 409,
   2890                 "The backend could not delete the transfer as the echange already replied to our inquiry about it and we have integrated the result.",
   2891             ),
   2892             MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_SUBMISSION => (
   2893                 409,
   2894                 "The backend was previously informed about a wire transfer with the same ID but a different amount. Multiple wire transfers with the same ID are not allowed. If the new amount is correct, the old transfer should first be deleted.",
   2895             ),
   2896             MERCHANT_EXCHANGE_TRANSFERS_CONFLICTING_TRANSFERS => (
   2897                 0,
   2898                 "The amount transferred differs between what was submitted and what the exchange claimed.",
   2899             ),
   2900             MERCHANT_PRIVATE_POST_INSTANCES_ALREADY_EXISTS => (
   2901                 409,
   2902                 "The merchant backend cannot create an instance under the given identifier as one already exists. Use PATCH to modify the existing entry.",
   2903             ),
   2904             MERCHANT_PRIVATE_POST_INSTANCES_BAD_AUTH => (
   2905                 400,
   2906                 "The merchant backend cannot create an instance because the authentication configuration field is malformed.",
   2907             ),
   2908             MERCHANT_PRIVATE_POST_INSTANCE_AUTH_BAD_AUTH => (
   2909                 400,
   2910                 "The merchant backend cannot update an instance's authentication settings because the provided authentication settings are malformed.",
   2911             ),
   2912             MERCHANT_PRIVATE_POST_INSTANCES_PURGE_REQUIRED => (
   2913                 409,
   2914                 "The merchant backend cannot create an instance under the given identifier, the previous one was deleted but must be purged first.",
   2915             ),
   2916             MERCHANT_PRIVATE_PATCH_INSTANCES_PURGE_REQUIRED => (
   2917                 409,
   2918                 "The merchant backend cannot update an instance under the given identifier, the previous one was deleted but must be purged first.",
   2919             ),
   2920             MERCHANT_PRIVATE_ACCOUNT_DELETE_UNKNOWN_ACCOUNT => (
   2921                 404,
   2922                 "The bank account referenced in the requested operation was not found.",
   2923             ),
   2924             MERCHANT_PRIVATE_ACCOUNT_EXISTS => (
   2925                 409,
   2926                 "The bank account specified in the request already exists at the merchant.",
   2927             ),
   2928             MERCHANT_PRIVATE_POST_PRODUCTS_CONFLICT_PRODUCT_EXISTS => {
   2929                 (409, "The product ID exists.")
   2930             }
   2931             MERCHANT_PRIVATE_POST_CATEGORIES_CONFLICT_CATEGORY_EXISTS => {
   2932                 (409, "A category with the same name exists already.")
   2933             }
   2934             MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_LOST_REDUCED => (
   2935                 409,
   2936                 "The update would have reduced the total amount of product lost, which is not allowed.",
   2937             ),
   2938             MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_LOST_EXCEEDS_STOCKS => (
   2939                 400,
   2940                 "The update would have mean that more stocks were lost than what remains from total inventory after sales, which is not allowed.",
   2941             ),
   2942             MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_STOCKED_REDUCED => (
   2943                 409,
   2944                 "The update would have reduced the total amount of product in stock, which is not allowed.",
   2945             ),
   2946             MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_SOLD_REDUCED => (
   2947                 409,
   2948                 "The update would have reduced the total amount of product sold, which is not allowed.",
   2949             ),
   2950             MERCHANT_PRIVATE_POST_PRODUCTS_LOCK_INSUFFICIENT_STOCKS => (
   2951                 410,
   2952                 "The lock request is for more products than we have left (unlocked) in stock.",
   2953             ),
   2954             MERCHANT_PRIVATE_DELETE_PRODUCTS_CONFLICTING_LOCK => {
   2955                 (409, "The deletion request is for a product that is locked.")
   2956             }
   2957             MERCHANT_PRIVATE_POST_RESERVES_UNSUPPORTED_WIRE_METHOD => (
   2958                 409,
   2959                 "The requested wire method is not supported by the exchange.",
   2960             ),
   2961             MERCHANT_PRIVATE_POST_RESERVES_REWARDS_NOT_ALLOWED => {
   2962                 (409, "The requested exchange does not allow rewards.")
   2963             }
   2964             MERCHANT_PRIVATE_DELETE_RESERVES_NO_SUCH_RESERVE => (
   2965                 404,
   2966                 "The reserve could not be deleted because it is unknown.",
   2967             ),
   2968             MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_EXPIRED => (
   2969                 410,
   2970                 "The reserve that was used to fund the rewards has expired.",
   2971             ),
   2972             MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_UNKNOWN => (
   2973                 503,
   2974                 "The reserve that was used to fund the rewards was not found in the DB.",
   2975             ),
   2976             MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_INSUFFICIENT_FUNDS => (
   2977                 0,
   2978                 "The backend knows the instance that was supposed to support the reward, and it was configured for rewardping. However, the funds remaining are insufficient to cover the reward, and the merchant should top up the reserve.",
   2979             ),
   2980             MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_NOT_FOUND => (
   2981                 503,
   2982                 "The backend failed to find a reserve needed to authorize the reward.",
   2983             ),
   2984             MERCHANT_PRIVATE_GET_ORDERS_ID_AMOUNT_ARITHMETIC_FAILURE => (
   2985                 200,
   2986                 "The merchant backend encountered a failure in computing the deposit total.",
   2987             ),
   2988             MERCHANT_PRIVATE_POST_TEMPLATES_CONFLICT_TEMPLATE_EXISTS => {
   2989                 (409, "The template ID already exists.")
   2990             }
   2991             MERCHANT_PRIVATE_POST_OTP_DEVICES_CONFLICT_OTP_DEVICE_EXISTS => {
   2992                 (409, "The OTP device ID already exists.")
   2993             }
   2994             MERCHANT_POST_USING_TEMPLATES_AMOUNT_CONFLICT_TEMPLATES_CONTRACT_AMOUNT => (
   2995                 409,
   2996                 "Amount given in the using template and in the template contract. There is a conflict.",
   2997             ),
   2998             MERCHANT_POST_USING_TEMPLATES_SUMMARY_CONFLICT_TEMPLATES_CONTRACT_SUBJECT => (
   2999                 409,
   3000                 "Subject given in the using template and in the template contract. There is a conflict.",
   3001             ),
   3002             MERCHANT_POST_USING_TEMPLATES_NO_AMOUNT => (
   3003                 409,
   3004                 "Amount not given in the using template and in the template contract. There is a conflict.",
   3005             ),
   3006             MERCHANT_POST_USING_TEMPLATES_NO_SUMMARY => (
   3007                 409,
   3008                 "Subject not given in the using template and in the template contract. There is a conflict.",
   3009             ),
   3010             MERCHANT_PRIVATE_POST_WEBHOOKS_CONFLICT_WEBHOOK_EXISTS => {
   3011                 (409, "The webhook ID elready exists.")
   3012             }
   3013             MERCHANT_PRIVATE_POST_PENDING_WEBHOOKS_CONFLICT_PENDING_WEBHOOK_EXISTS => {
   3014                 (409, "The webhook serial elready exists.")
   3015             }
   3016             AUDITOR_GENERIC_UNAUTHORIZED => (
   3017                 401,
   3018                 "The auditor refused the connection due to a lack of authorization.",
   3019             ),
   3020             AUDITOR_GENERIC_METHOD_NOT_ALLOWED => (405, "This method is not allowed here."),
   3021             AUDITOR_DEPOSIT_CONFIRMATION_SIGNATURE_INVALID => (
   3022                 403,
   3023                 "The signature from the exchange on the deposit confirmation is invalid.",
   3024             ),
   3025             AUDITOR_EXCHANGE_SIGNING_KEY_REVOKED => (
   3026                 410,
   3027                 "The exchange key used for the signature on the deposit confirmation was revoked.",
   3028             ),
   3029             AUDITOR_RESOURCE_NOT_FOUND => (404, "The requested resource could not be found."),
   3030             AUDITOR_URI_MISSING_PATH_COMPONENT => (400, "The URI is missing a path component."),
   3031             BANK_SAME_ACCOUNT => (
   3032                 400,
   3033                 "Wire transfer attempted with credit and debit party being the same bank account.",
   3034             ),
   3035             BANK_UNALLOWED_DEBIT => (
   3036                 409,
   3037                 "Wire transfer impossible, due to financial limitation of the party that attempted the payment.",
   3038             ),
   3039             BANK_NEGATIVE_NUMBER_AMOUNT => (
   3040                 400,
   3041                 "Negative numbers are not allowed (as value and/or fraction) to instantiate an amount object.",
   3042             ),
   3043             BANK_NUMBER_TOO_BIG => (
   3044                 400,
   3045                 "A too big number was used (as value and/or fraction) to instantiate an amount object.",
   3046             ),
   3047             BANK_UNKNOWN_ACCOUNT => (
   3048                 404,
   3049                 "The bank account referenced in the requested operation was not found.",
   3050             ),
   3051             BANK_TRANSACTION_NOT_FOUND => (
   3052                 404,
   3053                 "The transaction referenced in the requested operation (typically a reject operation), was not found.",
   3054             ),
   3055             BANK_BAD_FORMAT_AMOUNT => (400, "Bank received a malformed amount string."),
   3056             BANK_REJECT_NO_RIGHTS => (
   3057                 403,
   3058                 "The client does not own the account credited by the transaction which is to be rejected, so it has no rights do reject it.",
   3059             ),
   3060             BANK_UNMANAGED_EXCEPTION => (
   3061                 500,
   3062                 "This error code is returned when no known exception types captured the exception.",
   3063             ),
   3064             BANK_SOFT_EXCEPTION => (
   3065                 500,
   3066                 "This error code is used for all those exceptions that do not really need a specific error code to return to the client. Used for example when a client is trying to register with a unavailable username.",
   3067             ),
   3068             BANK_TRANSFER_REQUEST_UID_REUSED => (
   3069                 409,
   3070                 "The request UID for a request to transfer funds has already been used, but with different details for the transfer.",
   3071             ),
   3072             BANK_WITHDRAWAL_OPERATION_RESERVE_SELECTION_CONFLICT => (
   3073                 409,
   3074                 "The withdrawal operation already has a reserve selected.  The current request conflicts with the existing selection.",
   3075             ),
   3076             BANK_DUPLICATE_RESERVE_PUB_SUBJECT => (
   3077                 409,
   3078                 "The wire transfer subject duplicates an existing reserve public key. But wire transfer subjects must be unique.",
   3079             ),
   3080             BANK_ANCIENT_TRANSACTION_GONE => (
   3081                 410,
   3082                 "The client requested a transaction that is so far in the past, that it has been forgotten by the bank.",
   3083             ),
   3084             BANK_ABORT_CONFIRM_CONFLICT => (
   3085                 409,
   3086                 "The client attempted to abort a transaction that was already confirmed.",
   3087             ),
   3088             BANK_CONFIRM_ABORT_CONFLICT => (
   3089                 409,
   3090                 "The client attempted to confirm a transaction that was already aborted.",
   3091             ),
   3092             BANK_REGISTER_CONFLICT => (
   3093                 409,
   3094                 "The client attempted to register an account with the same name.",
   3095             ),
   3096             BANK_POST_WITHDRAWAL_OPERATION_REQUIRED => (
   3097                 400,
   3098                 "The client attempted to confirm a withdrawal operation before the wallet posted the required details.",
   3099             ),
   3100             BANK_RESERVED_USERNAME_CONFLICT => (
   3101                 409,
   3102                 "The client tried to register a new account under a reserved username (like 'admin' for example).",
   3103             ),
   3104             BANK_REGISTER_USERNAME_REUSE => (
   3105                 409,
   3106                 "The client tried to register a new account with an username already in use.",
   3107             ),
   3108             BANK_REGISTER_PAYTO_URI_REUSE => (
   3109                 409,
   3110                 "The client tried to register a new account with a payto:// URI already in use.",
   3111             ),
   3112             BANK_ACCOUNT_BALANCE_NOT_ZERO => (
   3113                 409,
   3114                 "The client tried to delete an account with a non null balance.",
   3115             ),
   3116             BANK_UNKNOWN_CREDITOR => (
   3117                 409,
   3118                 "The client tried to create a transaction or an operation that credit an unknown account.",
   3119             ),
   3120             BANK_UNKNOWN_DEBTOR => (
   3121                 409,
   3122                 "The client tried to create a transaction or an operation that debit an unknown account.",
   3123             ),
   3124             BANK_ACCOUNT_IS_EXCHANGE => (
   3125                 409,
   3126                 "The client tried to perform an action prohibited for exchange accounts.",
   3127             ),
   3128             BANK_ACCOUNT_IS_NOT_EXCHANGE => (
   3129                 409,
   3130                 "The client tried to perform an action reserved for exchange accounts.",
   3131             ),
   3132             BANK_BAD_CONVERSION => (409, "Received currency conversion is wrong."),
   3133             BANK_MISSING_TAN_INFO => (
   3134                 409,
   3135                 "The account referenced in this operation is missing tan info for the chosen channel.",
   3136             ),
   3137             BANK_CONFIRM_INCOMPLETE => (
   3138                 409,
   3139                 "The client attempted to confirm a transaction with incomplete info.",
   3140             ),
   3141             BANK_TAN_RATE_LIMITED => (
   3142                 429,
   3143                 "The request rate is too high. The server is refusing requests to guard against brute-force attacks.",
   3144             ),
   3145             BANK_TAN_CHANNEL_NOT_SUPPORTED => (501, "This TAN channel is not supported."),
   3146             BANK_TAN_CHANNEL_SCRIPT_FAILED => (
   3147                 500,
   3148                 "Failed to send TAN using the helper script. Either script is not found, or script timeout, or script terminated with a non-successful result.",
   3149             ),
   3150             BANK_TAN_CHALLENGE_FAILED => {
   3151                 (403, "The client's response to the challenge was invalid.")
   3152             }
   3153             BANK_NON_ADMIN_PATCH_LEGAL_NAME => (
   3154                 409,
   3155                 "A non-admin user has tried to change their legal name.",
   3156             ),
   3157             BANK_NON_ADMIN_PATCH_DEBT_LIMIT => (
   3158                 409,
   3159                 "A non-admin user has tried to change their debt limit.",
   3160             ),
   3161             BANK_NON_ADMIN_PATCH_MISSING_OLD_PASSWORD => (
   3162                 409,
   3163                 "A non-admin user has tried to change their password whihout providing the current one.",
   3164             ),
   3165             BANK_PATCH_BAD_OLD_PASSWORD => (
   3166                 409,
   3167                 "Provided old password does not match current password.",
   3168             ),
   3169             BANK_PATCH_ADMIN_EXCHANGE => (409, "An admin user has tried to become an exchange."),
   3170             BANK_NON_ADMIN_PATCH_CASHOUT => (
   3171                 409,
   3172                 "A non-admin user has tried to change their cashout account.",
   3173             ),
   3174             BANK_NON_ADMIN_PATCH_CONTACT => (
   3175                 409,
   3176                 "A non-admin user has tried to change their contact info.",
   3177             ),
   3178             BANK_ADMIN_CREDITOR => (
   3179                 409,
   3180                 "The client tried to create a transaction that credit the admin account.",
   3181             ),
   3182             BANK_CHALLENGE_NOT_FOUND => (404, "The referenced challenge was not found."),
   3183             BANK_TAN_CHALLENGE_EXPIRED => (409, "The referenced challenge has expired."),
   3184             BANK_NON_ADMIN_SET_TAN_CHANNEL => (
   3185                 409,
   3186                 "A non-admin user has tried to create an account with 2fa.",
   3187             ),
   3188             BANK_NON_ADMIN_SET_MIN_CASHOUT => (
   3189                 409,
   3190                 "A non-admin user has tried to set their minimum cashout amount.",
   3191             ),
   3192             BANK_CONVERSION_AMOUNT_TO_SMALL => (
   3193                 409,
   3194                 "Amount of currency conversion it less than the minimum allowed.",
   3195             ),
   3196             BANK_AMOUNT_DIFFERS => (409, "Specified amount will not work for this withdrawal."),
   3197             BANK_AMOUNT_REQUIRED => (409, "The backend requires an amount to be specified."),
   3198             BANK_PASSWORD_TOO_SHORT => (409, "Provided password is too short."),
   3199             BANK_PASSWORD_TOO_LONG => (409, "Provided password is too long."),
   3200             BANK_ACCOUNT_LOCKED => (
   3201                 403,
   3202                 "Bank account is locked and cannot authenticate using his password.",
   3203             ),
   3204             BANK_UPDATE_ABORT_CONFLICT => (
   3205                 409,
   3206                 "The client attempted to update a transaction' details that was already aborted.",
   3207             ),
   3208             BANK_TRANSFER_WTID_REUSED => (
   3209                 409,
   3210                 "The wtid for a request to transfer funds has already been used, but with a different request unpaid.",
   3211             ),
   3212             SYNC_ACCOUNT_UNKNOWN => (
   3213                 404,
   3214                 "The sync service failed find the account in its database.",
   3215             ),
   3216             SYNC_BAD_IF_NONE_MATCH => (
   3217                 400,
   3218                 "The SHA-512 hash provided in the If-None-Match header is malformed.",
   3219             ),
   3220             SYNC_BAD_IF_MATCH => (
   3221                 400,
   3222                 "The SHA-512 hash provided in the If-Match header is malformed or missing.",
   3223             ),
   3224             SYNC_BAD_SYNC_SIGNATURE => (
   3225                 400,
   3226                 "The signature provided in the \"Sync-Signature\" header is malformed or missing.",
   3227             ),
   3228             SYNC_INVALID_SIGNATURE => (
   3229                 403,
   3230                 "The signature provided in the \"Sync-Signature\" header does not match the account, old or new Etags.",
   3231             ),
   3232             SYNC_MALFORMED_CONTENT_LENGTH => (
   3233                 400,
   3234                 "The \"Content-length\" field for the upload is not a number.",
   3235             ),
   3236             SYNC_EXCESSIVE_CONTENT_LENGTH => (
   3237                 413,
   3238                 "The \"Content-length\" field for the upload is too big based on the server's terms of service.",
   3239             ),
   3240             SYNC_OUT_OF_MEMORY_ON_CONTENT_LENGTH => (
   3241                 413,
   3242                 "The server is out of memory to handle the upload. Trying again later may succeed.",
   3243             ),
   3244             SYNC_INVALID_UPLOAD => (400, "The uploaded data does not match the Etag."),
   3245             SYNC_PAYMENT_GENERIC_TIMEOUT => (
   3246                 408,
   3247                 "HTTP server experienced a timeout while awaiting promised payment.",
   3248             ),
   3249             SYNC_PAYMENT_CREATE_BACKEND_ERROR => (
   3250                 500,
   3251                 "Sync could not setup the payment request with its own backend.",
   3252             ),
   3253             SYNC_PREVIOUS_BACKUP_UNKNOWN => (
   3254                 404,
   3255                 "The sync service failed find the backup to be updated in its database.",
   3256             ),
   3257             SYNC_MISSING_CONTENT_LENGTH => (
   3258                 400,
   3259                 "The \"Content-length\" field for the upload is missing.",
   3260             ),
   3261             SYNC_GENERIC_BACKEND_ERROR => (
   3262                 502,
   3263                 "Sync had problems communicating with its payment backend.",
   3264             ),
   3265             SYNC_GENERIC_BACKEND_TIMEOUT => (
   3266                 504,
   3267                 "Sync experienced a timeout communicating with its payment backend.",
   3268             ),
   3269             WALLET_EXCHANGE_PROTOCOL_VERSION_INCOMPATIBLE => (
   3270                 501,
   3271                 "The wallet does not implement a version of the exchange protocol that is compatible with the protocol version of the exchange.",
   3272             ),
   3273             WALLET_UNEXPECTED_EXCEPTION => (
   3274                 500,
   3275                 "The wallet encountered an unexpected exception.  This is likely a bug in the wallet implementation.",
   3276             ),
   3277             WALLET_RECEIVED_MALFORMED_RESPONSE => (
   3278                 0,
   3279                 "The wallet received a response from a server, but the response can't be parsed.",
   3280             ),
   3281             WALLET_NETWORK_ERROR => (
   3282                 0,
   3283                 "The wallet tried to make a network request, but it received no response.",
   3284             ),
   3285             WALLET_HTTP_REQUEST_THROTTLED => (
   3286                 0,
   3287                 "The wallet tried to make a network request, but it was throttled.",
   3288             ),
   3289             WALLET_UNEXPECTED_REQUEST_ERROR => (
   3290                 0,
   3291                 "The wallet made a request to a service, but received an error response it does not know how to handle.",
   3292             ),
   3293             WALLET_EXCHANGE_DENOMINATIONS_INSUFFICIENT => (
   3294                 0,
   3295                 "The denominations offered by the exchange are insufficient.  Likely the exchange is badly configured or not maintained.",
   3296             ),
   3297             WALLET_CORE_API_OPERATION_UNKNOWN => (
   3298                 0,
   3299                 "The wallet does not support the operation requested by a client.",
   3300             ),
   3301             WALLET_INVALID_TALER_PAY_URI => (0, "The given taler://pay URI is invalid."),
   3302             WALLET_EXCHANGE_COIN_SIGNATURE_INVALID => (
   3303                 0,
   3304                 "The signature on a coin by the exchange's denomination key is invalid after unblinding it.",
   3305             ),
   3306             WALLET_EXCHANGE_WITHDRAW_RESERVE_UNKNOWN_AT_EXCHANGE => (
   3307                 404,
   3308                 "The exchange does not know about the reserve (yet), and thus withdrawal can't progress.",
   3309             ),
   3310             WALLET_CORE_NOT_AVAILABLE => (0, "The wallet core service is not available."),
   3311             WALLET_WITHDRAWAL_OPERATION_ABORTED_BY_BANK => (
   3312                 0,
   3313                 "The bank has aborted a withdrawal operation, and thus a withdrawal can't complete.",
   3314             ),
   3315             WALLET_HTTP_REQUEST_GENERIC_TIMEOUT => {
   3316                 (0, "An HTTP request made by the wallet timed out.")
   3317             }
   3318             WALLET_ORDER_ALREADY_CLAIMED => {
   3319                 (0, "The order has already been claimed by another wallet.")
   3320             }
   3321             WALLET_WITHDRAWAL_GROUP_INCOMPLETE => (
   3322                 0,
   3323                 "A group of withdrawal operations (typically for the same reserve at the same exchange) has errors and will be tried again later.",
   3324             ),
   3325             WALLET_REWARD_COIN_SIGNATURE_INVALID => (
   3326                 0,
   3327                 "The signature on a coin by the exchange's denomination key (obtained through the merchant via a reward) is invalid after unblinding it.",
   3328             ),
   3329             WALLET_BANK_INTEGRATION_PROTOCOL_VERSION_INCOMPATIBLE => (
   3330                 0,
   3331                 "The wallet does not implement a version of the bank integration API that is compatible with the version offered by the bank.",
   3332             ),
   3333             WALLET_CONTRACT_TERMS_BASE_URL_MISMATCH => (
   3334                 0,
   3335                 "The wallet processed a taler://pay URI, but the merchant base URL in the downloaded contract terms does not match the merchant base URL derived from the URI.",
   3336             ),
   3337             WALLET_CONTRACT_TERMS_SIGNATURE_INVALID => (
   3338                 0,
   3339                 "The merchant's signature on the contract terms is invalid.",
   3340             ),
   3341             WALLET_CONTRACT_TERMS_MALFORMED => {
   3342                 (0, "The contract terms given by the merchant are malformed.")
   3343             }
   3344             WALLET_PENDING_OPERATION_FAILED => (
   3345                 0,
   3346                 "A pending operation failed, and thus the request can't be completed.",
   3347             ),
   3348             WALLET_PAY_MERCHANT_SERVER_ERROR => (
   3349                 0,
   3350                 "A payment was attempted, but the merchant had an internal server error (5xx).",
   3351             ),
   3352             WALLET_CRYPTO_WORKER_ERROR => (0, "The crypto worker failed."),
   3353             WALLET_CRYPTO_WORKER_BAD_REQUEST => (0, "The crypto worker received a bad request."),
   3354             WALLET_WITHDRAWAL_KYC_REQUIRED => {
   3355                 (0, "A KYC step is required before withdrawal can proceed.")
   3356             }
   3357             WALLET_DEPOSIT_GROUP_INSUFFICIENT_BALANCE => (
   3358                 0,
   3359                 "The wallet does not have sufficient balance to create a deposit group.",
   3360             ),
   3361             WALLET_PEER_PUSH_PAYMENT_INSUFFICIENT_BALANCE => (
   3362                 0,
   3363                 "The wallet does not have sufficient balance to create a peer push payment.",
   3364             ),
   3365             WALLET_PEER_PULL_PAYMENT_INSUFFICIENT_BALANCE => (
   3366                 0,
   3367                 "The wallet does not have sufficient balance to pay for an invoice.",
   3368             ),
   3369             WALLET_REFRESH_GROUP_INCOMPLETE => (
   3370                 0,
   3371                 "A group of refresh operations has errors and will be tried again later.",
   3372             ),
   3373             WALLET_EXCHANGE_BASE_URL_MISMATCH => (
   3374                 0,
   3375                 "The exchange's self-reported base URL does not match the one that the wallet is using.",
   3376             ),
   3377             WALLET_ORDER_ALREADY_PAID => (0, "The order has already been paid by another wallet."),
   3378             WALLET_EXCHANGE_UNAVAILABLE => (
   3379                 0,
   3380                 "An exchange that is required for some request is currently not available.",
   3381             ),
   3382             WALLET_EXCHANGE_ENTRY_USED => (
   3383                 0,
   3384                 "An exchange entry is still used by the exchange, thus it can't be deleted without purging.",
   3385             ),
   3386             WALLET_DB_UNAVAILABLE => (
   3387                 0,
   3388                 "The wallet database is unavailable and the wallet thus is not operational.",
   3389             ),
   3390             WALLET_TALER_URI_MALFORMED => (0, "A taler:// URI is malformed and can't be parsed."),
   3391             WALLET_CORE_REQUEST_CANCELLED => (
   3392                 0,
   3393                 "A wallet-core request was cancelled and thus can't provide a response.",
   3394             ),
   3395             WALLET_EXCHANGE_TOS_NOT_ACCEPTED => (
   3396                 0,
   3397                 "A wallet-core request failed because the user needs to first accept the exchange's terms of service.",
   3398             ),
   3399             WALLET_EXCHANGE_ENTRY_UPDATE_CONFLICT => (
   3400                 0,
   3401                 "An exchange entry could not be updated, as the exchange's new details conflict with the new details.",
   3402             ),
   3403             WALLET_EXCHANGE_ENTRY_OUTDATED => (
   3404                 0,
   3405                 "The wallet's information about the exchange is outdated.",
   3406             ),
   3407             WALLET_PAY_MERCHANT_KYC_MISSING => (
   3408                 0,
   3409                 "The merchant needs to do KYC first, the payment could not be completed.",
   3410             ),
   3411             WALLET_PEER_PULL_DEBIT_PURSE_GONE => (
   3412                 0,
   3413                 "A peer-pull-debit transaction was aborted because the exchange reported the purse as gone.",
   3414             ),
   3415             WALLET_TRANSACTION_ABORTED_BY_USER => (
   3416                 0,
   3417                 "A transaction was aborted on explicit request by the user.",
   3418             ),
   3419             WALLET_TRANSACTION_ABANDONED_BY_USER => (
   3420                 0,
   3421                 "A transaction was abandoned on explicit request by the user.",
   3422             ),
   3423             WALLET_PAY_MERCHANT_ORDER_GONE => (
   3424                 0,
   3425                 "A payment was attempted, but the merchant claims the order is gone (likely expired).",
   3426             ),
   3427             ANASTASIS_GENERIC_BACKEND_TIMEOUT => {
   3428                 (504, "We encountered a timeout with our payment backend.")
   3429             }
   3430             ANASTASIS_GENERIC_INVALID_PAYMENT_REQUEST => (
   3431                 0,
   3432                 "The backend requested payment, but the request is malformed.",
   3433             ),
   3434             ANASTASIS_GENERIC_BACKEND_ERROR => (
   3435                 502,
   3436                 "The backend got an unexpected reply from the payment processor.",
   3437             ),
   3438             ANASTASIS_GENERIC_MISSING_CONTENT_LENGTH => (
   3439                 400,
   3440                 "The \"Content-length\" field for the upload is missing.",
   3441             ),
   3442             ANASTASIS_GENERIC_MALFORMED_CONTENT_LENGTH => (
   3443                 400,
   3444                 "The \"Content-length\" field for the upload is malformed.",
   3445             ),
   3446             ANASTASIS_GENERIC_ORDER_CREATE_BACKEND_ERROR => (
   3447                 502,
   3448                 "The backend failed to setup an order with the payment processor.",
   3449             ),
   3450             ANASTASIS_GENERIC_PAYMENT_CHECK_UNAUTHORIZED => (
   3451                 500,
   3452                 "The backend was not authorized to check for payment with the payment processor.",
   3453             ),
   3454             ANASTASIS_GENERIC_PAYMENT_CHECK_START_FAILED => (
   3455                 500,
   3456                 "The backend could not check payment status with the payment processor.",
   3457             ),
   3458             ANASTASIS_GENERIC_PROVIDER_UNREACHABLE => {
   3459                 (0, "The Anastasis provider could not be reached.")
   3460             }
   3461             ANASTASIS_PAYMENT_GENERIC_TIMEOUT => (
   3462                 408,
   3463                 "HTTP server experienced a timeout while awaiting promised payment.",
   3464             ),
   3465             ANASTASIS_TRUTH_UNKNOWN => (404, "The key share is unknown to the provider."),
   3466             ANASTASIS_TRUTH_AUTHORIZATION_METHOD_NO_LONGER_SUPPORTED => (
   3467                 500,
   3468                 "The authorization method used for the key share is no longer supported by the provider.",
   3469             ),
   3470             ANASTASIS_TRUTH_CHALLENGE_RESPONSE_REQUIRED => {
   3471                 (403, "The client needs to respond to the challenge.")
   3472             }
   3473             ANASTASIS_TRUTH_CHALLENGE_FAILED => {
   3474                 (403, "The client's response to the challenge was invalid.")
   3475             }
   3476             ANASTASIS_TRUTH_CHALLENGE_UNKNOWN => (
   3477                 404,
   3478                 "The backend is not aware of having issued the provided challenge code. Either this is the wrong code, or it has expired.",
   3479             ),
   3480             ANASTASIS_TRUTH_AUTHORIZATION_START_FAILED => (
   3481                 500,
   3482                 "The backend failed to initiate the authorization process.",
   3483             ),
   3484             ANASTASIS_TRUTH_KEY_SHARE_GONE => (
   3485                 404,
   3486                 "The authorization succeeded, but the key share is no longer available.",
   3487             ),
   3488             ANASTASIS_TRUTH_ORDER_DISAPPEARED => (
   3489                 502,
   3490                 "The backend forgot the order we asked the client to pay for",
   3491             ),
   3492             ANASTASIS_TRUTH_BACKEND_EXCHANGE_BAD => (
   3493                 502,
   3494                 "The backend itself reported a bad exchange interaction.",
   3495             ),
   3496             ANASTASIS_TRUTH_UNEXPECTED_PAYMENT_STATUS => (
   3497                 500,
   3498                 "The backend reported a payment status we did not expect.",
   3499             ),
   3500             ANASTASIS_TRUTH_PAYMENT_CREATE_BACKEND_ERROR => {
   3501                 (502, "The backend failed to setup the order for payment.")
   3502             }
   3503             ANASTASIS_TRUTH_DECRYPTION_FAILED => (
   3504                 400,
   3505                 "The decryption of the key share failed with the provided key.",
   3506             ),
   3507             ANASTASIS_TRUTH_RATE_LIMITED => (
   3508                 429,
   3509                 "The request rate is too high. The server is refusing requests to guard against brute-force attacks.",
   3510             ),
   3511             ANASTASIS_TRUTH_CHALLENGE_WRONG_METHOD => (
   3512                 400,
   3513                 "A request to issue a challenge is not valid for this authentication method.",
   3514             ),
   3515             ANASTASIS_TRUTH_UPLOAD_UUID_EXISTS => (
   3516                 409,
   3517                 "The backend failed to store the key share because the UUID is already in use.",
   3518             ),
   3519             ANASTASIS_TRUTH_UPLOAD_METHOD_NOT_SUPPORTED => (
   3520                 400,
   3521                 "The backend failed to store the key share because the authorization method is not supported.",
   3522             ),
   3523             ANASTASIS_SMS_PHONE_INVALID => (
   3524                 409,
   3525                 "The provided phone number is not an acceptable number.",
   3526             ),
   3527             ANASTASIS_SMS_HELPER_EXEC_FAILED => {
   3528                 (500, "Failed to run the SMS transmission helper process.")
   3529             }
   3530             ANASTASIS_SMS_HELPER_COMMAND_FAILED => (
   3531                 500,
   3532                 "Provider failed to send SMS. Helper terminated with a non-successful result.",
   3533             ),
   3534             ANASTASIS_EMAIL_INVALID => (
   3535                 409,
   3536                 "The provided email address is not an acceptable address.",
   3537             ),
   3538             ANASTASIS_EMAIL_HELPER_EXEC_FAILED => {
   3539                 (500, "Failed to run the E-mail transmission helper process.")
   3540             }
   3541             ANASTASIS_EMAIL_HELPER_COMMAND_FAILED => (
   3542                 500,
   3543                 "Provider failed to send E-mail. Helper terminated with a non-successful result.",
   3544             ),
   3545             ANASTASIS_POST_INVALID => (
   3546                 409,
   3547                 "The provided postal address is not an acceptable address.",
   3548             ),
   3549             ANASTASIS_POST_HELPER_EXEC_FAILED => {
   3550                 (500, "Failed to run the mail transmission helper process.")
   3551             }
   3552             ANASTASIS_POST_HELPER_COMMAND_FAILED => (
   3553                 500,
   3554                 "Provider failed to send mail. Helper terminated with a non-successful result.",
   3555             ),
   3556             ANASTASIS_IBAN_INVALID => (409, "The provided IBAN address is not an acceptable IBAN."),
   3557             ANASTASIS_IBAN_MISSING_TRANSFER => (
   3558                 403,
   3559                 "The provider has not yet received the IBAN wire transfer authorizing the disclosure of the key share.",
   3560             ),
   3561             ANASTASIS_TOTP_KEY_MISSING => (
   3562                 409,
   3563                 "The backend did not find a TOTP key in the data provided.",
   3564             ),
   3565             ANASTASIS_TOTP_KEY_INVALID => (
   3566                 409,
   3567                 "The key provided does not satisfy the format restrictions for an Anastasis TOTP key.",
   3568             ),
   3569             ANASTASIS_POLICY_BAD_IF_NONE_MATCH => {
   3570                 (400, "The given if-none-match header is malformed.")
   3571             }
   3572             ANASTASIS_POLICY_OUT_OF_MEMORY_ON_CONTENT_LENGTH => (
   3573                 413,
   3574                 "The server is out of memory to handle the upload. Trying again later may succeed.",
   3575             ),
   3576             ANASTASIS_POLICY_BAD_SIGNATURE => (
   3577                 400,
   3578                 "The signature provided in the \"Anastasis-Policy-Signature\" header is malformed or missing.",
   3579             ),
   3580             ANASTASIS_POLICY_BAD_IF_MATCH => (400, "The given if-match header is malformed."),
   3581             ANASTASIS_POLICY_INVALID_UPLOAD => (400, "The uploaded data does not match the Etag."),
   3582             ANASTASIS_POLICY_NOT_FOUND => (404, "The provider is unaware of the requested policy."),
   3583             ANASTASIS_REDUCER_ACTION_INVALID => (
   3584                 0,
   3585                 "The given action is invalid for the current state of the reducer.",
   3586             ),
   3587             ANASTASIS_REDUCER_STATE_INVALID => (0, "The given state of the reducer is invalid."),
   3588             ANASTASIS_REDUCER_INPUT_INVALID => (0, "The given input to the reducer is invalid."),
   3589             ANASTASIS_REDUCER_AUTHENTICATION_METHOD_NOT_SUPPORTED => (
   3590                 0,
   3591                 "The selected authentication method does not work for the Anastasis provider.",
   3592             ),
   3593             ANASTASIS_REDUCER_INPUT_INVALID_FOR_STATE => (
   3594                 0,
   3595                 "The given input and action do not work for the current state.",
   3596             ),
   3597             ANASTASIS_REDUCER_BACKEND_FAILURE => (
   3598                 0,
   3599                 "We experienced an unexpected failure interacting with the backend.",
   3600             ),
   3601             ANASTASIS_REDUCER_RESOURCE_MALFORMED => (
   3602                 0,
   3603                 "The contents of a resource file did not match our expectations.",
   3604             ),
   3605             ANASTASIS_REDUCER_RESOURCE_MISSING => (0, "A required resource file is missing."),
   3606             ANASTASIS_REDUCER_INPUT_REGEX_FAILED => {
   3607                 (0, "An input did not match the regular expression.")
   3608             }
   3609             ANASTASIS_REDUCER_INPUT_VALIDATION_FAILED => {
   3610                 (0, "An input did not match the custom validation logic.")
   3611             }
   3612             ANASTASIS_REDUCER_POLICY_LOOKUP_FAILED => (
   3613                 0,
   3614                 "Our attempts to download the recovery document failed with all providers. Most likely the personal information you entered differs from the information you provided during the backup process and you should go back to the previous step. Alternatively, if you used a backup provider that is unknown to this application, you should add that provider manually.",
   3615             ),
   3616             ANASTASIS_REDUCER_BACKUP_PROVIDER_FAILED => {
   3617                 (0, "Anastasis provider reported a fatal failure.")
   3618             }
   3619             ANASTASIS_REDUCER_PROVIDER_CONFIG_FAILED => (
   3620                 0,
   3621                 "Anastasis provider failed to respond to the configuration request.",
   3622             ),
   3623             ANASTASIS_REDUCER_POLICY_MALFORMED => (
   3624                 0,
   3625                 "The policy we downloaded is malformed. Must have been a client error while creating the backup.",
   3626             ),
   3627             ANASTASIS_REDUCER_NETWORK_FAILED => (
   3628                 0,
   3629                 "We failed to obtain the policy, likely due to a network issue.",
   3630             ),
   3631             ANASTASIS_REDUCER_SECRET_MALFORMED => {
   3632                 (0, "The recovered secret did not match the required syntax.")
   3633             }
   3634             ANASTASIS_REDUCER_CHALLENGE_DATA_TOO_BIG => (
   3635                 0,
   3636                 "The challenge data provided is too large for the available providers.",
   3637             ),
   3638             ANASTASIS_REDUCER_SECRET_TOO_BIG => (
   3639                 0,
   3640                 "The provided core secret is too large for some of the providers.",
   3641             ),
   3642             ANASTASIS_REDUCER_PROVIDER_INVALID_CONFIG => {
   3643                 (0, "The provider returned in invalid configuration.")
   3644             }
   3645             ANASTASIS_REDUCER_INTERNAL_ERROR => (
   3646                 0,
   3647                 "The reducer encountered an internal error, likely a bug that needs to be reported.",
   3648             ),
   3649             ANASTASIS_REDUCER_PROVIDERS_ALREADY_SYNCED => {
   3650                 (0, "The reducer already synchronized with all providers.")
   3651             }
   3652             DONAU_GENERIC_KEYS_MISSING => (
   3653                 503,
   3654                 "The Donau failed to perform the operation as it could not find the private keys. This is a problem with the Donau setup, not with the client's request.",
   3655             ),
   3656             DONAU_CHARITY_SIGNATURE_INVALID => {
   3657                 (403, "The signature of the charity key is not valid.")
   3658             }
   3659             DONAU_CHARITY_NOT_FOUND => (404, "The charity is unknown."),
   3660             DONAU_EXCEEDING_DONATION_LIMIT => (
   3661                 400,
   3662                 "The donation amount specified in the request exceeds the limit of the charity.",
   3663             ),
   3664             DONAU_GENERIC_DONATION_UNIT_UNKNOWN => (
   3665                 404,
   3666                 "The Donau is not aware of the donation unit requested for the operation.",
   3667             ),
   3668             DONAU_DONATION_UNIT_HELPER_UNAVAILABLE => (
   3669                 502,
   3670                 "The Donau failed to talk to the process responsible for its private donation unit keys or the helpers had no donation units (properly) configured.",
   3671             ),
   3672             DONAU_SIGNKEY_HELPER_UNAVAILABLE => (
   3673                 502,
   3674                 "The Donau failed to talk to the process responsible for its private signing keys.",
   3675             ),
   3676             DONAU_SIGNKEY_HELPER_BUG => (
   3677                 500,
   3678                 "The response from the online signing key helper process was malformed.",
   3679             ),
   3680             DONAU_GENERIC_WRONG_NUMBER_OF_SEGMENTS => (
   3681                 404,
   3682                 "The number of segments included in the URI does not match the number of segments expected by the endpoint.",
   3683             ),
   3684             DONAU_DONATION_RECEIPT_SIGNATURE_INVALID => {
   3685                 (403, "The signature of the donation receipt is not valid.")
   3686             }
   3687             DONAU_DONOR_IDENTIFIER_NONCE_REUSE => (
   3688                 409,
   3689                 "The client reused a unique donor identifier nonce, which is not allowed.",
   3690             ),
   3691             LIBEUFIN_NEXUS_GENERIC_ERROR => (
   3692                 0,
   3693                 "A generic error happened in the LibEuFin nexus.  See the enclose details JSON for more information.",
   3694             ),
   3695             LIBEUFIN_NEXUS_UNCAUGHT_EXCEPTION => (
   3696                 500,
   3697                 "An uncaught exception happened in the LibEuFin nexus service.",
   3698             ),
   3699             LIBEUFIN_SANDBOX_GENERIC_ERROR => (
   3700                 0,
   3701                 "A generic error happened in the LibEuFin sandbox.  See the enclose details JSON for more information.",
   3702             ),
   3703             LIBEUFIN_SANDBOX_UNCAUGHT_EXCEPTION => (
   3704                 500,
   3705                 "An uncaught exception happened in the LibEuFin sandbox service.",
   3706             ),
   3707             TALDIR_METHOD_NOT_SUPPORTED => (
   3708                 404,
   3709                 "This validation method is not supported by the service.",
   3710             ),
   3711             TALDIR_REGISTER_RATE_LIMITED => (
   3712                 429,
   3713                 "Number of allowed attempts for initiating a challenge exceeded.",
   3714             ),
   3715             CHALLENGER_GENERIC_CLIENT_UNKNOWN => (404, "The client is unknown or unauthorized."),
   3716             CHALLENGER_GENERIC_CLIENT_FORBIDDEN_BAD_REDIRECT_URI => (
   3717                 403,
   3718                 "The client is not authorized to use the given redirect URI.",
   3719             ),
   3720             CHALLENGER_HELPER_EXEC_FAILED => (
   3721                 500,
   3722                 "The service failed to execute its helper process to send the challenge.",
   3723             ),
   3724             CHALLENGER_GRANT_UNKNOWN => (
   3725                 404,
   3726                 "The grant is unknown to the service (it could also have expired).",
   3727             ),
   3728             CHALLENGER_CLIENT_FORBIDDEN_BAD_CODE => {
   3729                 (403, "The code given is not even well-formed.")
   3730             }
   3731             CHALLENGER_GENERIC_VALIDATION_UNKNOWN => (
   3732                 404,
   3733                 "The service is not aware of the referenced validation process.",
   3734             ),
   3735             CHALLENGER_CLIENT_FORBIDDEN_INVALID_CODE => (403, "The code given is not valid."),
   3736             CHALLENGER_TOO_MANY_ATTEMPTS => (
   3737                 429,
   3738                 "Too many attempts have been made, validation is temporarily disabled for this address.",
   3739             ),
   3740             CHALLENGER_INVALID_PIN => (403, "The PIN code provided is incorrect."),
   3741             CHALLENGER_MISSING_ADDRESS => (
   3742                 409,
   3743                 "The token cannot be valid as no address was ever provided by the client.",
   3744             ),
   3745             END => (0, "End of error code range."),
   3746         }
   3747     }
   3748 }