libeufin

Integration and sandbox testing for FinTech APIs and data formats
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TalerErrorCode.kt (163470B)


      1 /*
      2  *This file is part of GNU Taler
      3  * Copyright (C) 2012-2025 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 package tech.libeufin.common
     24 
     25 enum class TalerErrorCode(val code: Int, val status: Int, val description: String) {
     26 
     27   /** Special code to indicate success (no error). */
     28   NONE(0, 0, "Special code to indicate success (no error)."),
     29 
     30   /** 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. */
     31   INVALID(1, 0, "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 
     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(2, 0, "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."),
     35 
     36   /** The client does not support the protocol version advertised by the server. */
     37   GENERIC_CLIENT_UNSUPPORTED_PROTOCOL_VERSION(3, 0, "The client does not support the protocol version advertised by the server."),
     38 
     39   /** 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. */
     40   GENERIC_INVALID_RESPONSE(10, 0, "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."),
     41 
     42   /** The operation timed out. Trying again might help. Check the network connection. */
     43   GENERIC_TIMEOUT(11, 0, "The operation timed out. Trying again might help. Check the network connection."),
     44 
     45   /** 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. */
     46   GENERIC_VERSION_MALFORMED(12, 0, "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."),
     47 
     48   /** 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. */
     49   GENERIC_REPLY_MALFORMED(13, 0, "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."),
     50 
     51   /** 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. */
     52   GENERIC_CONFIGURATION_INVALID(14, 0, "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."),
     53 
     54   /** 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. */
     55   GENERIC_UNEXPECTED_REQUEST_ERROR(15, 0, "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."),
     56 
     57   /** 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. */
     58   GENERIC_TOKEN_PERMISSION_INSUFFICIENT(16, 403, "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."),
     59 
     60   /** 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. */
     61   GENERIC_METHOD_INVALID(20, 405, "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."),
     62 
     63   /** 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. */
     64   GENERIC_ENDPOINT_UNKNOWN(21, 404, "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."),
     65 
     66   /** 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. */
     67   GENERIC_JSON_INVALID(22, 400, "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."),
     68 
     69   /** 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. */
     70   GENERIC_HTTP_HEADERS_MALFORMED(23, 400, "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."),
     71 
     72   /** 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. */
     73   GENERIC_PAYTO_URI_MALFORMED(24, 400, "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."),
     74 
     75   /** 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. */
     76   GENERIC_PARAMETER_MISSING(25, 400, "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."),
     77 
     78   /** 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. */
     79   GENERIC_PARAMETER_MALFORMED(26, 400, "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."),
     80 
     81   /** The reserve public key was malformed. */
     82   GENERIC_RESERVE_PUB_MALFORMED(27, 400, "The reserve public key was malformed."),
     83 
     84   /** 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. */
     85   GENERIC_COMPRESSION_INVALID(28, 400, "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."),
     86 
     87   /** 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. */
     88   GENERIC_PATH_SEGMENT_MALFORMED(29, 400, "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."),
     89 
     90   /** 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. */
     91   GENERIC_CURRENCY_MISMATCH(30, 400, "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."),
     92 
     93   /** 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. */
     94   GENERIC_URI_TOO_LONG(31, 414, "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."),
     95 
     96   /** 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. */
     97   GENERIC_UPLOAD_EXCEEDS_LIMIT(32, 413, "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."),
     98 
     99   /** The service refused the request due to lack of proper authorization. Accessing this endpoint requires an access token from the account owner. */
    100   GENERIC_UNAUTHORIZED(40, 401, "The service refused the request due to lack of proper authorization. Accessing this endpoint requires an access token from the account owner."),
    101 
    102   /** The service refused the request as the given authorization token is unknown. You should request a valid access token from the account owner. */
    103   GENERIC_TOKEN_UNKNOWN(41, 401, "The service refused the request as the given authorization token is unknown. You should request a valid access token from the account owner."),
    104 
    105   /** The service refused the request as the given authorization token expired. You should request a fresh authorization token from the account owner. */
    106   GENERIC_TOKEN_EXPIRED(42, 401, "The service refused the request as the given authorization token expired. You should request a fresh authorization token from the account owner."),
    107 
    108   /** The service refused the request as the given authorization token is invalid or malformed. You should check that you have the right credentials. */
    109   GENERIC_TOKEN_MALFORMED(43, 401, "The service refused the request as the given authorization token is invalid or malformed. You should check that you have the right credentials."),
    110 
    111   /** 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. */
    112   GENERIC_FORBIDDEN(44, 403, "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."),
    113 
    114   /** 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. */
    115   GENERIC_DB_SETUP_FAILED(50, 500, "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."),
    116 
    117   /** The service encountered an error event to just start the database transaction. The system administrator should check that the database is running. */
    118   GENERIC_DB_START_FAILED(51, 500, "The service encountered an error event to just start the database transaction. The system administrator should check that the database is running."),
    119 
    120   /** The service failed to store information in its database. The system administrator should check that the database is running and review the service logs. */
    121   GENERIC_DB_STORE_FAILED(52, 500, "The service failed to store information in its database. The system administrator should check that the database is running and review the service logs."),
    122 
    123   /** The service failed to fetch information from its database. The system administrator should check that the database is running and review the service logs. */
    124   GENERIC_DB_FETCH_FAILED(53, 500, "The service failed to fetch information from its database. The system administrator should check that the database is running and review the service logs."),
    125 
    126   /** 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. */
    127   GENERIC_DB_COMMIT_FAILED(54, 500, "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."),
    128 
    129   /** 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. */
    130   GENERIC_DB_SOFT_FAILURE(55, 500, "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."),
    131 
    132   /** 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. */
    133   GENERIC_DB_INVARIANT_FAILURE(56, 500, "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."),
    134 
    135   /** 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. */
    136   GENERIC_INTERNAL_INVARIANT_FAILURE(60, 500, "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."),
    137 
    138   /** 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. */
    139   GENERIC_FAILED_COMPUTE_JSON_HASH(61, 500, "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."),
    140 
    141   /** The service could not compute an amount. Check if you are using the latest available version and/or file a report with the developers. */
    142   GENERIC_FAILED_COMPUTE_AMOUNT(62, 500, "The service could not compute an amount. Check if you are using the latest available version and/or file a report with the developers."),
    143 
    144   /** 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. */
    145   GENERIC_PARSER_OUT_OF_MEMORY(70, 500, "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."),
    146 
    147   /** 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. */
    148   GENERIC_ALLOCATION_FAILURE(71, 500, "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."),
    149 
    150   /** 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. */
    151   GENERIC_JSON_ALLOCATION_FAILURE(72, 500, "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."),
    152 
    153   /** 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. */
    154   GENERIC_CURL_ALLOCATION_FAILURE(73, 500, "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."),
    155 
    156   /** 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. */
    157   GENERIC_FAILED_TO_LOAD_TEMPLATE(74, 406, "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."),
    158 
    159   /** 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. */
    160   GENERIC_FAILED_TO_EXPAND_TEMPLATE(75, 500, "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."),
    161 
    162   /** Exchange is badly configured and thus cannot operate. */
    163   EXCHANGE_GENERIC_BAD_CONFIGURATION(1000, 500, "Exchange is badly configured and thus cannot operate."),
    164 
    165   /** Operation specified unknown for this endpoint. */
    166   EXCHANGE_GENERIC_OPERATION_UNKNOWN(1001, 404, "Operation specified unknown for this endpoint."),
    167 
    168   /** The number of segments included in the URI does not match the number of segments expected by the endpoint. */
    169   EXCHANGE_GENERIC_WRONG_NUMBER_OF_SEGMENTS(1002, 404, "The number of segments included in the URI does not match the number of segments expected by the endpoint."),
    170 
    171   /** The same coin was already used with a different denomination previously. */
    172   EXCHANGE_GENERIC_COIN_CONFLICTING_DENOMINATION_KEY(1003, 409, "The same coin was already used with a different denomination previously."),
    173 
    174   /** The public key of given to a \"/coins/\" endpoint of the exchange was malformed. */
    175   EXCHANGE_GENERIC_COINS_INVALID_COIN_PUB(1004, 400, "The public key of given to a \"/coins/\" endpoint of the exchange was malformed."),
    176 
    177   /** The exchange is not aware of the denomination key the wallet requested for the operation. */
    178   EXCHANGE_GENERIC_DENOMINATION_KEY_UNKNOWN(1005, 404, "The exchange is not aware of the denomination key the wallet requested for the operation."),
    179 
    180   /** The signature of the denomination key over the coin is not valid. */
    181   EXCHANGE_DENOMINATION_SIGNATURE_INVALID(1006, 403, "The signature of the denomination key over the coin is not valid."),
    182 
    183   /** 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. */
    184   EXCHANGE_GENERIC_KEYS_MISSING(1007, 503, "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."),
    185 
    186   /** Validity period of the denomination lies in the future. */
    187   EXCHANGE_GENERIC_DENOMINATION_VALIDITY_IN_FUTURE(1008, 412, "Validity period of the denomination lies in the future."),
    188 
    189   /** Denomination key of the coin is past its expiration time for the requested operation. */
    190   EXCHANGE_GENERIC_DENOMINATION_EXPIRED(1009, 410, "Denomination key of the coin is past its expiration time for the requested operation."),
    191 
    192   /** Denomination key of the coin has been revoked. */
    193   EXCHANGE_GENERIC_DENOMINATION_REVOKED(1010, 410, "Denomination key of the coin has been revoked."),
    194 
    195   /** An operation where the exchange interacted with a security module timed out. */
    196   EXCHANGE_GENERIC_SECMOD_TIMEOUT(1011, 500, "An operation where the exchange interacted with a security module timed out."),
    197 
    198   /** 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\". */
    199   EXCHANGE_GENERIC_INSUFFICIENT_FUNDS(1012, 409, "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\"."),
    200 
    201   /** The exchange had an internal error reconstructing the transaction history of the coin that was being processed. */
    202   EXCHANGE_GENERIC_COIN_HISTORY_COMPUTATION_FAILED(1013, 500, "The exchange had an internal error reconstructing the transaction history of the coin that was being processed."),
    203 
    204   /** The exchange failed to obtain the transaction history of the given coin from the database while generating an insufficient funds errors. */
    205   EXCHANGE_GENERIC_HISTORY_DB_ERROR_INSUFFICIENT_FUNDS(1014, 500, "The exchange failed to obtain the transaction history of the given coin from the database while generating an insufficient funds errors."),
    206 
    207   /** The same coin was already used with a different age hash previously. */
    208   EXCHANGE_GENERIC_COIN_CONFLICTING_AGE_HASH(1015, 409, "The same coin was already used with a different age hash previously."),
    209 
    210   /** The requested operation is not valid for the cipher used by the selected denomination. */
    211   EXCHANGE_GENERIC_INVALID_DENOMINATION_CIPHER_FOR_OPERATION(1016, 400, "The requested operation is not valid for the cipher used by the selected denomination."),
    212 
    213   /** The provided arguments for the operation use inconsistent ciphers. */
    214   EXCHANGE_GENERIC_CIPHER_MISMATCH(1017, 400, "The provided arguments for the operation use inconsistent ciphers."),
    215 
    216   /** The number of denominations specified in the request exceeds the limit of the exchange. */
    217   EXCHANGE_GENERIC_NEW_DENOMS_ARRAY_SIZE_EXCESSIVE(1018, 400, "The number of denominations specified in the request exceeds the limit of the exchange."),
    218 
    219   /** The coin is not known to the exchange (yet). */
    220   EXCHANGE_GENERIC_COIN_UNKNOWN(1019, 404, "The coin is not known to the exchange (yet)."),
    221 
    222   /** The time at the server is too far off from the time specified in the request. Most likely the client system time is wrong. */
    223   EXCHANGE_GENERIC_CLOCK_SKEW(1020, 400, "The time at the server is too far off from the time specified in the request. Most likely the client system time is wrong."),
    224 
    225   /** The specified amount for the coin is higher than the value of the denomination of the coin. */
    226   EXCHANGE_GENERIC_AMOUNT_EXCEEDS_DENOMINATION_VALUE(1021, 400, "The specified amount for the coin is higher than the value of the denomination of the coin."),
    227 
    228   /** The exchange was not properly configured with global fees. */
    229   EXCHANGE_GENERIC_GLOBAL_FEES_MISSING(1022, 500, "The exchange was not properly configured with global fees."),
    230 
    231   /** The exchange was not properly configured with wire fees. */
    232   EXCHANGE_GENERIC_WIRE_FEES_MISSING(1023, 500, "The exchange was not properly configured with wire fees."),
    233 
    234   /** The purse public key was malformed. */
    235   EXCHANGE_GENERIC_PURSE_PUB_MALFORMED(1024, 400, "The purse public key was malformed."),
    236 
    237   /** The purse is unknown. */
    238   EXCHANGE_GENERIC_PURSE_UNKNOWN(1025, 404, "The purse is unknown."),
    239 
    240   /** The purse has expired. */
    241   EXCHANGE_GENERIC_PURSE_EXPIRED(1026, 410, "The purse has expired."),
    242 
    243   /** The exchange has no information about the \"reserve_pub\" that was given. */
    244   EXCHANGE_GENERIC_RESERVE_UNKNOWN(1027, 404, "The exchange has no information about the \"reserve_pub\" that was given."),
    245 
    246   /** The exchange is not allowed to proceed with the operation until the client has satisfied a KYC check. */
    247   EXCHANGE_GENERIC_KYC_REQUIRED(1028, 451, "The exchange is not allowed to proceed with the operation until the client has satisfied a KYC check."),
    248 
    249   /** Inconsistency between provided age commitment and attest: either none or both must be provided */
    250   EXCHANGE_PURSE_DEPOSIT_COIN_CONFLICTING_ATTEST_VS_AGE_COMMITMENT(1029, 400, "Inconsistency between provided age commitment and attest: either none or both must be provided"),
    251 
    252   /** The provided attestation for the minimum age couldn't be verified by the exchange. */
    253   EXCHANGE_PURSE_DEPOSIT_COIN_AGE_ATTESTATION_FAILURE(1030, 400, "The provided attestation for the minimum age couldn't be verified by the exchange."),
    254 
    255   /** The purse was deleted. */
    256   EXCHANGE_GENERIC_PURSE_DELETED(1031, 410, "The purse was deleted."),
    257 
    258   /** The public key of the AML officer in the URL was malformed. */
    259   EXCHANGE_GENERIC_AML_OFFICER_PUB_MALFORMED(1032, 400, "The public key of the AML officer in the URL was malformed."),
    260 
    261   /** The signature affirming the GET request of the AML officer is invalid. */
    262   EXCHANGE_GENERIC_AML_OFFICER_GET_SIGNATURE_INVALID(1033, 403, "The signature affirming the GET request of the AML officer is invalid."),
    263 
    264   /** The specified AML officer does not have access at this time. */
    265   EXCHANGE_GENERIC_AML_OFFICER_ACCESS_DENIED(1034, 403, "The specified AML officer does not have access at this time."),
    266 
    267   /** 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. */
    268   EXCHANGE_GENERIC_AML_PENDING(1035, 451, "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."),
    269 
    270   /** The requested operation is denied as the account was frozen on suspicion of money laundering. Please contact the exchange operator. */
    271   EXCHANGE_GENERIC_AML_FROZEN(1036, 451, "The requested operation is denied as the account was frozen on suspicion of money laundering. Please contact the exchange operator."),
    272 
    273   /** The exchange failed to start a KYC attribute conversion helper process. It is likely configured incorrectly. */
    274   EXCHANGE_GENERIC_KYC_CONVERTER_FAILED(1037, 500, "The exchange failed to start a KYC attribute conversion helper process. It is likely configured incorrectly."),
    275 
    276   /** The KYC operation failed. This could be because the KYC provider rejected the KYC data provided, or because the user aborted the KYC process. */
    277   EXCHANGE_GENERIC_KYC_FAILED(1038, 500, "The KYC operation failed. This could be because the KYC provider rejected the KYC data provided, or because the user aborted the KYC process."),
    278 
    279   /** A fallback measure for a KYC operation failed. This is a bug. Users should contact the exchange operator. */
    280   EXCHANGE_GENERIC_KYC_FALLBACK_FAILED(1039, 500, "A fallback measure for a KYC operation failed. This is a bug. Users should contact the exchange operator."),
    281 
    282   /** The specified fallback measure for a KYC operation is unknown. This is a bug. Users should contact the exchange operator. */
    283   EXCHANGE_GENERIC_KYC_FALLBACK_UNKNOWN(1040, 500, "The specified fallback measure for a KYC operation is unknown. This is a bug. Users should contact the exchange operator."),
    284 
    285   /** 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. */
    286   EXCHANGE_GENERIC_BANK_ACCOUNT_UNKNOWN(1041, 404, "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."),
    287 
    288   /** 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. */
    289   EXCHANGE_GENERIC_AML_PROGRAM_RECURSION_DETECTED(1042, 500, "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."),
    290 
    291   /** 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. */
    292   EXCHANGE_GENERIC_KYC_SANCTION_LIST_CHECK_FAILED(1043, 500, "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."),
    293 
    294   /** The exchange did not find information about the specified transaction in the database. */
    295   EXCHANGE_DEPOSITS_GET_NOT_FOUND(1100, 404, "The exchange did not find information about the specified transaction in the database."),
    296 
    297   /** The wire hash of given to a \"/deposits/\" handler was malformed. */
    298   EXCHANGE_DEPOSITS_GET_INVALID_H_WIRE(1101, 400, "The wire hash of given to a \"/deposits/\" handler was malformed."),
    299 
    300   /** The merchant key of given to a \"/deposits/\" handler was malformed. */
    301   EXCHANGE_DEPOSITS_GET_INVALID_MERCHANT_PUB(1102, 400, "The merchant key of given to a \"/deposits/\" handler was malformed."),
    302 
    303   /** The hash of the contract terms given to a \"/deposits/\" handler was malformed. */
    304   EXCHANGE_DEPOSITS_GET_INVALID_H_CONTRACT_TERMS(1103, 400, "The hash of the contract terms given to a \"/deposits/\" handler was malformed."),
    305 
    306   /** The coin public key of given to a \"/deposits/\" handler was malformed. */
    307   EXCHANGE_DEPOSITS_GET_INVALID_COIN_PUB(1104, 400, "The coin public key of given to a \"/deposits/\" handler was malformed."),
    308 
    309   /** The signature returned by the exchange in a /deposits/ request was malformed. */
    310   EXCHANGE_DEPOSITS_GET_INVALID_SIGNATURE_BY_EXCHANGE(1105, 0, "The signature returned by the exchange in a /deposits/ request was malformed."),
    311 
    312   /** The signature of the merchant is invalid. */
    313   EXCHANGE_DEPOSITS_GET_MERCHANT_SIGNATURE_INVALID(1106, 403, "The signature of the merchant is invalid."),
    314 
    315   /** The provided policy data was not accepted */
    316   EXCHANGE_DEPOSITS_POLICY_NOT_ACCEPTED(1107, 400, "The provided policy data was not accepted"),
    317 
    318   /** 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. */
    319   EXCHANGE_WITHDRAW_INSUFFICIENT_FUNDS(1150, 409, "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."),
    320 
    321   /** 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. */
    322   EXCHANGE_AGE_WITHDRAW_INSUFFICIENT_FUNDS(1151, 409, "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."),
    323 
    324   /** 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. */
    325   EXCHANGE_WITHDRAW_AMOUNT_FEE_OVERFLOW(1152, 500, "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."),
    326 
    327   /** The exchange failed to create the signature using the denomination key. */
    328   EXCHANGE_WITHDRAW_SIGNATURE_FAILED(1153, 500, "The exchange failed to create the signature using the denomination key."),
    329 
    330   /** The signature of the reserve is not valid. */
    331   EXCHANGE_WITHDRAW_RESERVE_SIGNATURE_INVALID(1154, 403, "The signature of the reserve is not valid."),
    332 
    333   /** When computing the reserve history, we ended up with a negative overall balance, which should be impossible. */
    334   EXCHANGE_RESERVE_HISTORY_ERROR_INSUFFICIENT_FUNDS(1155, 500, "When computing the reserve history, we ended up with a negative overall balance, which should be impossible."),
    335 
    336   /** The reserve did not have sufficient funds in it to pay for a full reserve history statement. */
    337   EXCHANGE_GET_RESERVE_HISTORY_ERROR_INSUFFICIENT_BALANCE(1156, 409, "The reserve did not have sufficient funds in it to pay for a full reserve history statement."),
    338 
    339   /** Withdraw period of the coin to be withdrawn is in the past. */
    340   EXCHANGE_WITHDRAW_DENOMINATION_KEY_LOST(1158, 410, "Withdraw period of the coin to be withdrawn is in the past."),
    341 
    342   /** The client failed to unblind the blind signature. */
    343   EXCHANGE_WITHDRAW_UNBLIND_FAILURE(1159, 0, "The client failed to unblind the blind signature."),
    344 
    345   /** The client reused a withdraw nonce, which is not allowed. */
    346   EXCHANGE_WITHDRAW_NONCE_REUSE(1160, 409, "The client reused a withdraw nonce, which is not allowed."),
    347 
    348   /** The client provided an unknown commitment for an age-withdraw request. */
    349   EXCHANGE_WITHDRAW_COMMITMENT_UNKNOWN(1161, 400, "The client provided an unknown commitment for an age-withdraw request."),
    350 
    351   /** The total sum of amounts from the denominations did overflow. */
    352   EXCHANGE_WITHDRAW_AMOUNT_OVERFLOW(1162, 500, "The total sum of amounts from the denominations did overflow."),
    353 
    354   /** The total sum of value and fees from the denominations differs from the committed amount with fees. */
    355   EXCHANGE_AGE_WITHDRAW_AMOUNT_INCORRECT(1163, 400, "The total sum of value and fees from the denominations differs from the committed amount with fees."),
    356 
    357   /** The original commitment differs from the calculated hash */
    358   EXCHANGE_WITHDRAW_REVEAL_INVALID_HASH(1164, 400, "The original commitment differs from the calculated hash"),
    359 
    360   /** The maximum age in the commitment is too large for the reserve */
    361   EXCHANGE_WITHDRAW_MAXIMUM_AGE_TOO_LARGE(1165, 409, "The maximum age in the commitment is too large for the reserve"),
    362 
    363   /** The batch withdraw included a planchet that was already withdrawn. This is not allowed. */
    364   EXCHANGE_WITHDRAW_IDEMPOTENT_PLANCHET(1175, 409, "The batch withdraw included a planchet that was already withdrawn. This is not allowed."),
    365 
    366   /** The signature made by the coin over the deposit permission is not valid. */
    367   EXCHANGE_DEPOSIT_COIN_SIGNATURE_INVALID(1205, 403, "The signature made by the coin over the deposit permission is not valid."),
    368 
    369   /** The same coin was already deposited for the same merchant and contract with other details. */
    370   EXCHANGE_DEPOSIT_CONFLICTING_CONTRACT(1206, 409, "The same coin was already deposited for the same merchant and contract with other details."),
    371 
    372   /** The stated value of the coin after the deposit fee is subtracted would be negative. */
    373   EXCHANGE_DEPOSIT_NEGATIVE_VALUE_AFTER_FEE(1207, 400, "The stated value of the coin after the deposit fee is subtracted would be negative."),
    374 
    375   /** The stated refund deadline is after the wire deadline. */
    376   EXCHANGE_DEPOSIT_REFUND_DEADLINE_AFTER_WIRE_DEADLINE(1208, 400, "The stated refund deadline is after the wire deadline."),
    377 
    378   /** The stated wire deadline is \"never\", which makes no sense. */
    379   EXCHANGE_DEPOSIT_WIRE_DEADLINE_IS_NEVER(1209, 400, "The stated wire deadline is \"never\", which makes no sense."),
    380 
    381   /** 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. */
    382   EXCHANGE_DEPOSIT_INVALID_WIRE_FORMAT_JSON(1210, 400, "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."),
    383 
    384   /** The hash of the given wire address does not match the wire hash specified in the proposal data. */
    385   EXCHANGE_DEPOSIT_INVALID_WIRE_FORMAT_CONTRACT_HASH_CONFLICT(1211, 400, "The hash of the given wire address does not match the wire hash specified in the proposal data."),
    386 
    387   /** The signature provided by the exchange is not valid. */
    388   EXCHANGE_DEPOSIT_INVALID_SIGNATURE_BY_EXCHANGE(1221, 0, "The signature provided by the exchange is not valid."),
    389 
    390   /** The deposited amount is smaller than the deposit fee, which would result in a negative contribution. */
    391   EXCHANGE_DEPOSIT_FEE_ABOVE_AMOUNT(1222, 400, "The deposited amount is smaller than the deposit fee, which would result in a negative contribution."),
    392 
    393   /** The proof of policy fulfillment was invalid. */
    394   EXCHANGE_EXTENSIONS_INVALID_FULFILLMENT(1240, 400, "The proof of policy fulfillment was invalid."),
    395 
    396   /** The coin history was requested with a bad signature. */
    397   EXCHANGE_COIN_HISTORY_BAD_SIGNATURE(1251, 403, "The coin history was requested with a bad signature."),
    398 
    399   /** The reserve history was requested with a bad signature. */
    400   EXCHANGE_RESERVE_HISTORY_BAD_SIGNATURE(1252, 403, "The reserve history was requested with a bad signature."),
    401 
    402   /** The exchange encountered melt fees exceeding the melted coin's contribution. */
    403   EXCHANGE_MELT_FEES_EXCEED_CONTRIBUTION(1302, 400, "The exchange encountered melt fees exceeding the melted coin's contribution."),
    404 
    405   /** The signature made with the coin to be melted is invalid. */
    406   EXCHANGE_MELT_COIN_SIGNATURE_INVALID(1303, 403, "The signature made with the coin to be melted is invalid."),
    407 
    408   /** 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). */
    409   EXCHANGE_MELT_COIN_EXPIRED_NO_ZOMBIE(1305, 400, "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)."),
    410 
    411   /** The signature returned by the exchange in a melt request was malformed. */
    412   EXCHANGE_MELT_INVALID_SIGNATURE_BY_EXCHANGE(1306, 0, "The signature returned by the exchange in a melt request was malformed."),
    413 
    414   /** The provided transfer keys do not match up with the original commitment.  Information about the original commitment is included in the response. */
    415   EXCHANGE_REFRESHES_REVEAL_COMMITMENT_VIOLATION(1353, 409, "The provided transfer keys do not match up with the original commitment.  Information about the original commitment is included in the response."),
    416 
    417   /** Failed to produce the blinded signatures over the coins to be returned. */
    418   EXCHANGE_REFRESHES_REVEAL_SIGNING_ERROR(1354, 500, "Failed to produce the blinded signatures over the coins to be returned."),
    419 
    420   /** The exchange is unaware of the refresh session specified in the request. */
    421   EXCHANGE_REFRESHES_REVEAL_SESSION_UNKNOWN(1355, 404, "The exchange is unaware of the refresh session specified in the request."),
    422 
    423   /** The size of the cut-and-choose dimension of the private transfer keys request does not match #TALER_CNC_KAPPA - 1. */
    424   EXCHANGE_REFRESHES_REVEAL_CNC_TRANSFER_ARRAY_SIZE_INVALID(1356, 400, "The size of the cut-and-choose dimension of the private transfer keys request does not match #TALER_CNC_KAPPA - 1."),
    425 
    426   /** The number of envelopes given does not match the number of denomination keys given. */
    427   EXCHANGE_REFRESHES_REVEAL_NEW_DENOMS_ARRAY_SIZE_MISMATCH(1358, 400, "The number of envelopes given does not match the number of denomination keys given."),
    428 
    429   /** The exchange encountered a numeric overflow totaling up the cost for the refresh operation. */
    430   EXCHANGE_REFRESHES_REVEAL_COST_CALCULATION_OVERFLOW(1359, 500, "The exchange encountered a numeric overflow totaling up the cost for the refresh operation."),
    431 
    432   /** The exchange's cost calculation shows that the melt amount is below the costs of the transaction. */
    433   EXCHANGE_REFRESHES_REVEAL_AMOUNT_INSUFFICIENT(1360, 400, "The exchange's cost calculation shows that the melt amount is below the costs of the transaction."),
    434 
    435   /** The signature made with the coin over the link data is invalid. */
    436   EXCHANGE_REFRESHES_REVEAL_LINK_SIGNATURE_INVALID(1361, 403, "The signature made with the coin over the link data is invalid."),
    437 
    438   /** The refresh session hash given to a /refreshes/ handler was malformed. */
    439   EXCHANGE_REFRESHES_REVEAL_INVALID_RCH(1362, 400, "The refresh session hash given to a /refreshes/ handler was malformed."),
    440 
    441   /** Operation specified invalid for this endpoint. */
    442   EXCHANGE_REFRESHES_REVEAL_OPERATION_INVALID(1363, 400, "Operation specified invalid for this endpoint."),
    443 
    444   /** The client provided age commitment data, but age restriction is not supported on this server. */
    445   EXCHANGE_REFRESHES_REVEAL_AGE_RESTRICTION_NOT_SUPPORTED(1364, 400, "The client provided age commitment data, but age restriction is not supported on this server."),
    446 
    447   /** The client provided invalid age commitment data: missing, not an array, or  array of invalid size. */
    448   EXCHANGE_REFRESHES_REVEAL_AGE_RESTRICTION_COMMITMENT_INVALID(1365, 400, "The client provided invalid age commitment data: missing, not an array, or  array of invalid size."),
    449 
    450   /** The coin specified in the link request is unknown to the exchange. */
    451   EXCHANGE_LINK_COIN_UNKNOWN(1400, 404, "The coin specified in the link request is unknown to the exchange."),
    452 
    453   /** The public key of given to a /transfers/ handler was malformed. */
    454   EXCHANGE_TRANSFERS_GET_WTID_MALFORMED(1450, 400, "The public key of given to a /transfers/ handler was malformed."),
    455 
    456   /** The exchange did not find information about the specified wire transfer identifier in the database. */
    457   EXCHANGE_TRANSFERS_GET_WTID_NOT_FOUND(1451, 404, "The exchange did not find information about the specified wire transfer identifier in the database."),
    458 
    459   /** The exchange did not find information about the wire transfer fees it charged. */
    460   EXCHANGE_TRANSFERS_GET_WIRE_FEE_NOT_FOUND(1452, 500, "The exchange did not find information about the wire transfer fees it charged."),
    461 
    462   /** The exchange found a wire fee that was above the total transfer value (and thus could not have been charged). */
    463   EXCHANGE_TRANSFERS_GET_WIRE_FEE_INCONSISTENT(1453, 500, "The exchange found a wire fee that was above the total transfer value (and thus could not have been charged)."),
    464 
    465   /** The wait target of the URL was not in the set of expected values. */
    466   EXCHANGE_PURSES_INVALID_WAIT_TARGET(1475, 400, "The wait target of the URL was not in the set of expected values."),
    467 
    468   /** The signature on the purse status returned by the exchange was invalid. */
    469   EXCHANGE_PURSES_GET_INVALID_SIGNATURE_BY_EXCHANGE(1476, 0, "The signature on the purse status returned by the exchange was invalid."),
    470 
    471   /** 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. */
    472   EXCHANGE_REFUND_COIN_NOT_FOUND(1500, 404, "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."),
    473 
    474   /** 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. */
    475   EXCHANGE_REFUND_CONFLICT_DEPOSIT_INSUFFICIENT(1501, 409, "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."),
    476 
    477   /** 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). */
    478   EXCHANGE_REFUND_DEPOSIT_NOT_FOUND(1502, 404, "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)."),
    479 
    480   /** 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.) */
    481   EXCHANGE_REFUND_MERCHANT_ALREADY_PAID(1503, 410, "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.)"),
    482 
    483   /** 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. */
    484   EXCHANGE_REFUND_FEE_TOO_LOW(1504, 400, "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."),
    485 
    486   /** The refunded amount is smaller than the refund fee, which would result in a negative refund. */
    487   EXCHANGE_REFUND_FEE_ABOVE_AMOUNT(1505, 400, "The refunded amount is smaller than the refund fee, which would result in a negative refund."),
    488 
    489   /** The signature of the merchant is invalid. */
    490   EXCHANGE_REFUND_MERCHANT_SIGNATURE_INVALID(1506, 403, "The signature of the merchant is invalid."),
    491 
    492   /** Merchant backend failed to create the refund confirmation signature. */
    493   EXCHANGE_REFUND_MERCHANT_SIGNING_FAILED(1507, 500, "Merchant backend failed to create the refund confirmation signature."),
    494 
    495   /** The signature returned by the exchange in a refund request was malformed. */
    496   EXCHANGE_REFUND_INVALID_SIGNATURE_BY_EXCHANGE(1508, 0, "The signature returned by the exchange in a refund request was malformed."),
    497 
    498   /** The failure proof returned by the exchange is incorrect. */
    499   EXCHANGE_REFUND_INVALID_FAILURE_PROOF_BY_EXCHANGE(1509, 0, "The failure proof returned by the exchange is incorrect."),
    500 
    501   /** Conflicting refund granted before with different amount but same refund transaction ID. */
    502   EXCHANGE_REFUND_INCONSISTENT_AMOUNT(1510, 424, "Conflicting refund granted before with different amount but same refund transaction ID."),
    503 
    504   /** The given coin signature is invalid for the request. */
    505   EXCHANGE_RECOUP_SIGNATURE_INVALID(1550, 403, "The given coin signature is invalid for the request."),
    506 
    507   /** The exchange could not find the corresponding withdraw operation. The request is denied. */
    508   EXCHANGE_RECOUP_WITHDRAW_NOT_FOUND(1551, 404, "The exchange could not find the corresponding withdraw operation. The request is denied."),
    509 
    510   /** The coin's remaining balance is zero.  The request is denied. */
    511   EXCHANGE_RECOUP_COIN_BALANCE_ZERO(1552, 403, "The coin's remaining balance is zero.  The request is denied."),
    512 
    513   /** The exchange failed to reproduce the coin's blinding. */
    514   EXCHANGE_RECOUP_BLINDING_FAILED(1553, 500, "The exchange failed to reproduce the coin's blinding."),
    515 
    516   /** The coin's remaining balance is zero.  The request is denied. */
    517   EXCHANGE_RECOUP_COIN_BALANCE_NEGATIVE(1554, 500, "The coin's remaining balance is zero.  The request is denied."),
    518 
    519   /** The coin's denomination has not been revoked yet. */
    520   EXCHANGE_RECOUP_NOT_ELIGIBLE(1555, 404, "The coin's denomination has not been revoked yet."),
    521 
    522   /** The given coin signature is invalid for the request. */
    523   EXCHANGE_RECOUP_REFRESH_SIGNATURE_INVALID(1575, 403, "The given coin signature is invalid for the request."),
    524 
    525   /** The exchange could not find the corresponding melt operation. The request is denied. */
    526   EXCHANGE_RECOUP_REFRESH_MELT_NOT_FOUND(1576, 404, "The exchange could not find the corresponding melt operation. The request is denied."),
    527 
    528   /** The exchange failed to reproduce the coin's blinding. */
    529   EXCHANGE_RECOUP_REFRESH_BLINDING_FAILED(1578, 500, "The exchange failed to reproduce the coin's blinding."),
    530 
    531   /** The coin's denomination has not been revoked yet. */
    532   EXCHANGE_RECOUP_REFRESH_NOT_ELIGIBLE(1580, 404, "The coin's denomination has not been revoked yet."),
    533 
    534   /** This exchange does not allow clients to request /keys for times other than the current (exchange) time. */
    535   EXCHANGE_KEYS_TIMETRAVEL_FORBIDDEN(1600, 403, "This exchange does not allow clients to request /keys for times other than the current (exchange) time."),
    536 
    537   /** A signature in the server's response was malformed. */
    538   EXCHANGE_WIRE_SIGNATURE_INVALID(1650, 0, "A signature in the server's response was malformed."),
    539 
    540   /** No bank accounts are enabled for the exchange. The administrator should enable-account using the taler-exchange-offline tool. */
    541   EXCHANGE_WIRE_NO_ACCOUNTS_CONFIGURED(1651, 500, "No bank accounts are enabled for the exchange. The administrator should enable-account using the taler-exchange-offline tool."),
    542 
    543   /** The payto:// URI stored in the exchange database for its bank account is malformed. */
    544   EXCHANGE_WIRE_INVALID_PAYTO_CONFIGURED(1652, 500, "The payto:// URI stored in the exchange database for its bank account is malformed."),
    545 
    546   /** 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. */
    547   EXCHANGE_WIRE_FEES_NOT_CONFIGURED(1653, 500, "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."),
    548 
    549   /** This purse was previously created with different meta data. */
    550   EXCHANGE_RESERVES_PURSE_CREATE_CONFLICTING_META_DATA(1675, 409, "This purse was previously created with different meta data."),
    551 
    552   /** This purse was previously merged with different meta data. */
    553   EXCHANGE_RESERVES_PURSE_MERGE_CONFLICTING_META_DATA(1676, 409, "This purse was previously merged with different meta data."),
    554 
    555   /** The reserve has insufficient funds to create another purse. */
    556   EXCHANGE_RESERVES_PURSE_CREATE_INSUFFICIENT_FUNDS(1677, 409, "The reserve has insufficient funds to create another purse."),
    557 
    558   /** The purse fee specified for the request is lower than the purse fee charged by the exchange at this time. */
    559   EXCHANGE_RESERVES_PURSE_FEE_TOO_LOW(1678, 400, "The purse fee specified for the request is lower than the purse fee charged by the exchange at this time."),
    560 
    561   /** The payment request cannot be deleted anymore, as it either already completed or timed out. */
    562   EXCHANGE_PURSE_DELETE_ALREADY_DECIDED(1679, 409, "The payment request cannot be deleted anymore, as it either already completed or timed out."),
    563 
    564   /** The signature affirming the purse deletion is invalid. */
    565   EXCHANGE_PURSE_DELETE_SIGNATURE_INVALID(1680, 403, "The signature affirming the purse deletion is invalid."),
    566 
    567   /** Withdrawal from the reserve requires age restriction to be set. */
    568   EXCHANGE_RESERVES_AGE_RESTRICTION_REQUIRED(1681, 403, "Withdrawal from the reserve requires age restriction to be set."),
    569 
    570   /** The exchange failed to talk to the process responsible for its private denomination keys or the helpers had no denominations (properly) configured. */
    571   EXCHANGE_DENOMINATION_HELPER_UNAVAILABLE(1700, 502, "The exchange failed to talk to the process responsible for its private denomination keys or the helpers had no denominations (properly) configured."),
    572 
    573   /** The response from the denomination key helper process was malformed. */
    574   EXCHANGE_DENOMINATION_HELPER_BUG(1701, 500, "The response from the denomination key helper process was malformed."),
    575 
    576   /** The helper refuses to sign with the key, because it is too early: the validity period has not yet started. */
    577   EXCHANGE_DENOMINATION_HELPER_TOO_EARLY(1702, 400, "The helper refuses to sign with the key, because it is too early: the validity period has not yet started."),
    578 
    579   /** The signature of the exchange on the reply was invalid. */
    580   EXCHANGE_PURSE_DEPOSIT_EXCHANGE_SIGNATURE_INVALID(1725, 0, "The signature of the exchange on the reply was invalid."),
    581 
    582   /** The exchange failed to talk to the process responsible for its private signing keys. */
    583   EXCHANGE_SIGNKEY_HELPER_UNAVAILABLE(1750, 502, "The exchange failed to talk to the process responsible for its private signing keys."),
    584 
    585   /** The response from the online signing key helper process was malformed. */
    586   EXCHANGE_SIGNKEY_HELPER_BUG(1751, 500, "The response from the online signing key helper process was malformed."),
    587 
    588   /** The helper refuses to sign with the key, because it is too early: the validity period has not yet started. */
    589   EXCHANGE_SIGNKEY_HELPER_TOO_EARLY(1752, 400, "The helper refuses to sign with the key, because it is too early: the validity period has not yet started."),
    590 
    591   /** The purse expiration time is in the past at the time of its creation. */
    592   EXCHANGE_RESERVES_PURSE_EXPIRATION_BEFORE_NOW(1775, 400, "The purse expiration time is in the past at the time of its creation."),
    593 
    594   /** The purse expiration time is set to never, which is not allowed. */
    595   EXCHANGE_RESERVES_PURSE_EXPIRATION_IS_NEVER(1776, 400, "The purse expiration time is set to never, which is not allowed."),
    596 
    597   /** The signature affirming the merge of the purse is invalid. */
    598   EXCHANGE_RESERVES_PURSE_MERGE_SIGNATURE_INVALID(1777, 403, "The signature affirming the merge of the purse is invalid."),
    599 
    600   /** The signature by the reserve affirming the merge is invalid. */
    601   EXCHANGE_RESERVES_RESERVE_MERGE_SIGNATURE_INVALID(1778, 403, "The signature by the reserve affirming the merge is invalid."),
    602 
    603   /** The signature by the reserve affirming the open operation is invalid. */
    604   EXCHANGE_RESERVES_OPEN_BAD_SIGNATURE(1785, 403, "The signature by the reserve affirming the open operation is invalid."),
    605 
    606   /** The signature by the reserve affirming the close operation is invalid. */
    607   EXCHANGE_RESERVES_CLOSE_BAD_SIGNATURE(1786, 403, "The signature by the reserve affirming the close operation is invalid."),
    608 
    609   /** The signature by the reserve affirming the attestion request is invalid. */
    610   EXCHANGE_RESERVES_ATTEST_BAD_SIGNATURE(1787, 403, "The signature by the reserve affirming the attestion request is invalid."),
    611 
    612   /** 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. */
    613   EXCHANGE_RESERVES_CLOSE_NO_TARGET_ACCOUNT(1788, 409, "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."),
    614 
    615   /** The reserve balance is insufficient to pay for the open operation. */
    616   EXCHANGE_RESERVES_OPEN_INSUFFICIENT_FUNDS(1789, 409, "The reserve balance is insufficient to pay for the open operation."),
    617 
    618   /** The auditor that was supposed to be disabled is unknown to this exchange. */
    619   EXCHANGE_MANAGEMENT_AUDITOR_NOT_FOUND(1800, 404, "The auditor that was supposed to be disabled is unknown to this exchange."),
    620 
    621   /** The exchange has a more recently signed conflicting instruction and is thus refusing the current change (replay detected). */
    622   EXCHANGE_MANAGEMENT_AUDITOR_MORE_RECENT_PRESENT(1801, 409, "The exchange has a more recently signed conflicting instruction and is thus refusing the current change (replay detected)."),
    623 
    624   /** The signature to add or enable the auditor does not validate. */
    625   EXCHANGE_MANAGEMENT_AUDITOR_ADD_SIGNATURE_INVALID(1802, 403, "The signature to add or enable the auditor does not validate."),
    626 
    627   /** The signature to disable the auditor does not validate. */
    628   EXCHANGE_MANAGEMENT_AUDITOR_DEL_SIGNATURE_INVALID(1803, 403, "The signature to disable the auditor does not validate."),
    629 
    630   /** The signature to revoke the denomination does not validate. */
    631   EXCHANGE_MANAGEMENT_DENOMINATION_REVOKE_SIGNATURE_INVALID(1804, 403, "The signature to revoke the denomination does not validate."),
    632 
    633   /** The signature to revoke the online signing key does not validate. */
    634   EXCHANGE_MANAGEMENT_SIGNKEY_REVOKE_SIGNATURE_INVALID(1805, 403, "The signature to revoke the online signing key does not validate."),
    635 
    636   /** The exchange has a more recently signed conflicting instruction and is thus refusing the current change (replay detected). */
    637   EXCHANGE_MANAGEMENT_WIRE_MORE_RECENT_PRESENT(1806, 409, "The exchange has a more recently signed conflicting instruction and is thus refusing the current change (replay detected)."),
    638 
    639   /** The signingkey specified is unknown to the exchange. */
    640   EXCHANGE_MANAGEMENT_KEYS_SIGNKEY_UNKNOWN(1807, 404, "The signingkey specified is unknown to the exchange."),
    641 
    642   /** The signature to publish wire account does not validate. */
    643   EXCHANGE_MANAGEMENT_WIRE_DETAILS_SIGNATURE_INVALID(1808, 403, "The signature to publish wire account does not validate."),
    644 
    645   /** The signature to add the wire account does not validate. */
    646   EXCHANGE_MANAGEMENT_WIRE_ADD_SIGNATURE_INVALID(1809, 403, "The signature to add the wire account does not validate."),
    647 
    648   /** The signature to disable the wire account does not validate. */
    649   EXCHANGE_MANAGEMENT_WIRE_DEL_SIGNATURE_INVALID(1810, 403, "The signature to disable the wire account does not validate."),
    650 
    651   /** The wire account to be disabled is unknown to the exchange. */
    652   EXCHANGE_MANAGEMENT_WIRE_NOT_FOUND(1811, 404, "The wire account to be disabled is unknown to the exchange."),
    653 
    654   /** The signature to affirm wire fees does not validate. */
    655   EXCHANGE_MANAGEMENT_WIRE_FEE_SIGNATURE_INVALID(1812, 403, "The signature to affirm wire fees does not validate."),
    656 
    657   /** The signature conflicts with a previous signature affirming different fees. */
    658   EXCHANGE_MANAGEMENT_WIRE_FEE_MISMATCH(1813, 409, "The signature conflicts with a previous signature affirming different fees."),
    659 
    660   /** The signature affirming the denomination key is invalid. */
    661   EXCHANGE_MANAGEMENT_KEYS_DENOMKEY_ADD_SIGNATURE_INVALID(1814, 403, "The signature affirming the denomination key is invalid."),
    662 
    663   /** The signature affirming the signing key is invalid. */
    664   EXCHANGE_MANAGEMENT_KEYS_SIGNKEY_ADD_SIGNATURE_INVALID(1815, 403, "The signature affirming the signing key is invalid."),
    665 
    666   /** The signature conflicts with a previous signature affirming different fees. */
    667   EXCHANGE_MANAGEMENT_GLOBAL_FEE_MISMATCH(1816, 409, "The signature conflicts with a previous signature affirming different fees."),
    668 
    669   /** The signature affirming the fee structure is invalid. */
    670   EXCHANGE_MANAGEMENT_GLOBAL_FEE_SIGNATURE_INVALID(1817, 403, "The signature affirming the fee structure is invalid."),
    671 
    672   /** The signature affirming the profit drain is invalid. */
    673   EXCHANGE_MANAGEMENT_DRAIN_PROFITS_SIGNATURE_INVALID(1818, 403, "The signature affirming the profit drain is invalid."),
    674 
    675   /** The signature affirming the AML decision is invalid. */
    676   EXCHANGE_AML_DECISION_ADD_SIGNATURE_INVALID(1825, 403, "The signature affirming the AML decision is invalid."),
    677 
    678   /** The AML officer specified is not allowed to make AML decisions right now. */
    679   EXCHANGE_AML_DECISION_INVALID_OFFICER(1826, 403, "The AML officer specified is not allowed to make AML decisions right now."),
    680 
    681   /** There is a more recent AML decision on file. The decision was rejected as timestamps of AML decisions must be monotonically increasing. */
    682   EXCHANGE_AML_DECISION_MORE_RECENT_PRESENT(1827, 409, "There is a more recent AML decision on file. The decision was rejected as timestamps of AML decisions must be monotonically increasing."),
    683 
    684   /** There AML decision would impose an AML check of a type that is not provided by any KYC provider known to the exchange. */
    685   EXCHANGE_AML_DECISION_UNKNOWN_CHECK(1828, 400, "There AML decision would impose an AML check of a type that is not provided by any KYC provider known to the exchange."),
    686 
    687   /** The signature affirming the change in the AML officer status is invalid. */
    688   EXCHANGE_MANAGEMENT_UPDATE_AML_OFFICER_SIGNATURE_INVALID(1830, 403, "The signature affirming the change in the AML officer status is invalid."),
    689 
    690   /** A more recent decision about the AML officer status is known to the exchange. */
    691   EXCHANGE_MANAGEMENT_AML_OFFICERS_MORE_RECENT_PRESENT(1831, 409, "A more recent decision about the AML officer status is known to the exchange."),
    692 
    693   /** The exchange already has this denomination key configured, but with different meta data. This should not be possible, contact the developers for support. */
    694   EXCHANGE_MANAGEMENT_CONFLICTING_DENOMINATION_META_DATA(1832, 409, "The exchange already has this denomination key configured, but with different meta data. This should not be possible, contact the developers for support."),
    695 
    696   /** The exchange already has this signing key configured, but with different meta data. This should not be possible, contact the developers for support. */
    697   EXCHANGE_MANAGEMENT_CONFLICTING_SIGNKEY_META_DATA(1833, 409, "The exchange already has this signing key configured, but with different meta data. This should not be possible, contact the developers for support."),
    698 
    699   /** The purse was previously created with different meta data. */
    700   EXCHANGE_PURSE_CREATE_CONFLICTING_META_DATA(1850, 409, "The purse was previously created with different meta data."),
    701 
    702   /** The purse was previously created with a different contract. */
    703   EXCHANGE_PURSE_CREATE_CONFLICTING_CONTRACT_STORED(1851, 409, "The purse was previously created with a different contract."),
    704 
    705   /** A coin signature for a deposit into the purse is invalid. */
    706   EXCHANGE_PURSE_CREATE_COIN_SIGNATURE_INVALID(1852, 403, "A coin signature for a deposit into the purse is invalid."),
    707 
    708   /** The purse expiration time is in the past. */
    709   EXCHANGE_PURSE_CREATE_EXPIRATION_BEFORE_NOW(1853, 400, "The purse expiration time is in the past."),
    710 
    711   /** The purse expiration time is \"never\". */
    712   EXCHANGE_PURSE_CREATE_EXPIRATION_IS_NEVER(1854, 400, "The purse expiration time is \"never\"."),
    713 
    714   /** The purse signature over the purse meta data is invalid. */
    715   EXCHANGE_PURSE_CREATE_SIGNATURE_INVALID(1855, 403, "The purse signature over the purse meta data is invalid."),
    716 
    717   /** The signature over the encrypted contract is invalid. */
    718   EXCHANGE_PURSE_ECONTRACT_SIGNATURE_INVALID(1856, 403, "The signature over the encrypted contract is invalid."),
    719 
    720   /** The signature from the exchange over the confirmation is invalid. */
    721   EXCHANGE_PURSE_CREATE_EXCHANGE_SIGNATURE_INVALID(1857, 0, "The signature from the exchange over the confirmation is invalid."),
    722 
    723   /** The coin was previously deposited with different meta data. */
    724   EXCHANGE_PURSE_DEPOSIT_CONFLICTING_META_DATA(1858, 409, "The coin was previously deposited with different meta data."),
    725 
    726   /** The encrypted contract was previously uploaded with different meta data. */
    727   EXCHANGE_PURSE_ECONTRACT_CONFLICTING_META_DATA(1859, 409, "The encrypted contract was previously uploaded with different meta data."),
    728 
    729   /** The deposited amount is less than the purse fee. */
    730   EXCHANGE_CREATE_PURSE_NEGATIVE_VALUE_AFTER_FEE(1860, 400, "The deposited amount is less than the purse fee."),
    731 
    732   /** The signature using the merge key is invalid. */
    733   EXCHANGE_PURSE_MERGE_INVALID_MERGE_SIGNATURE(1876, 403, "The signature using the merge key is invalid."),
    734 
    735   /** The signature using the reserve key is invalid. */
    736   EXCHANGE_PURSE_MERGE_INVALID_RESERVE_SIGNATURE(1877, 403, "The signature using the reserve key is invalid."),
    737 
    738   /** The targeted purse is not yet full and thus cannot be merged. Retrying the request later may succeed. */
    739   EXCHANGE_PURSE_NOT_FULL(1878, 409, "The targeted purse is not yet full and thus cannot be merged. Retrying the request later may succeed."),
    740 
    741   /** The signature from the exchange over the confirmation is invalid. */
    742   EXCHANGE_PURSE_MERGE_EXCHANGE_SIGNATURE_INVALID(1879, 0, "The signature from the exchange over the confirmation is invalid."),
    743 
    744   /** The exchange of the target account is not a partner of this exchange. */
    745   EXCHANGE_MERGE_PURSE_PARTNER_UNKNOWN(1880, 404, "The exchange of the target account is not a partner of this exchange."),
    746 
    747   /** The signature affirming the new partner is invalid. */
    748   EXCHANGE_MANAGEMENT_ADD_PARTNER_SIGNATURE_INVALID(1890, 403, "The signature affirming the new partner is invalid."),
    749 
    750   /** Conflicting data for the partner already exists with the exchange. */
    751   EXCHANGE_MANAGEMENT_ADD_PARTNER_DATA_CONFLICT(1891, 409, "Conflicting data for the partner already exists with the exchange."),
    752 
    753   /** The auditor signature over the denomination meta data is invalid. */
    754   EXCHANGE_AUDITORS_AUDITOR_SIGNATURE_INVALID(1900, 403, "The auditor signature over the denomination meta data is invalid."),
    755 
    756   /** The auditor that was specified is unknown to this exchange. */
    757   EXCHANGE_AUDITORS_AUDITOR_UNKNOWN(1901, 412, "The auditor that was specified is unknown to this exchange."),
    758 
    759   /** The auditor that was specified is no longer used by this exchange. */
    760   EXCHANGE_AUDITORS_AUDITOR_INACTIVE(1902, 410, "The auditor that was specified is no longer used by this exchange."),
    761 
    762   /** 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). */
    763   EXCHANGE_KYC_GENERIC_AML_PROGRAM_TIMEOUT(1918, 500, "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)."),
    764 
    765   /** The KYC info access token is not recognized. Hence the request was denied. */
    766   EXCHANGE_KYC_INFO_AUTHORIZATION_FAILED(1919, 403, "The KYC info access token is not recognized. Hence the request was denied."),
    767 
    768   /** 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. */
    769   EXCHANGE_KYC_RECURSIVE_RULE_DETECTED(1920, 500, "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."),
    770 
    771   /** The submitted KYC data lacks an attribute that is required by the KYC form. Please submit the complete form. */
    772   EXCHANGE_KYC_AML_FORM_INCOMPLETE(1921, 400, "The submitted KYC data lacks an attribute that is required by the KYC form. Please submit the complete form."),
    773 
    774   /** The request requires an AML program which is no longer configured at the exchange. Contact the exchange operator to address the configuration issue. */
    775   EXCHANGE_KYC_GENERIC_AML_PROGRAM_GONE(1922, 500, "The request requires an AML program which is no longer configured at the exchange. Contact the exchange operator to address the configuration issue."),
    776 
    777   /** The given check is not of type 'form' and thus using this handler for form submission is incorrect. */
    778   EXCHANGE_KYC_NOT_A_FORM(1923, 400, "The given check is not of type 'form' and thus using this handler for form submission is incorrect."),
    779 
    780   /** The request requires a check which is no longer configured at the exchange. Contact the exchange operator to address the configuration issue. */
    781   EXCHANGE_KYC_GENERIC_CHECK_GONE(1924, 500, "The request requires a check which is no longer configured at the exchange. Contact the exchange operator to address the configuration issue."),
    782 
    783   /** The signature affirming the wallet's KYC request was invalid. */
    784   EXCHANGE_KYC_WALLET_SIGNATURE_INVALID(1925, 403, "The signature affirming the wallet's KYC request was invalid."),
    785 
    786   /** The exchange received an unexpected malformed response from its KYC backend. */
    787   EXCHANGE_KYC_PROOF_BACKEND_INVALID_RESPONSE(1926, 502, "The exchange received an unexpected malformed response from its KYC backend."),
    788 
    789   /** The backend signaled an unexpected failure. */
    790   EXCHANGE_KYC_PROOF_BACKEND_ERROR(1927, 502, "The backend signaled an unexpected failure."),
    791 
    792   /** The backend signaled an authorization failure. */
    793   EXCHANGE_KYC_PROOF_BACKEND_AUTHORIZATION_FAILED(1928, 403, "The backend signaled an authorization failure."),
    794 
    795   /** The exchange is unaware of having made an the authorization request. */
    796   EXCHANGE_KYC_PROOF_REQUEST_UNKNOWN(1929, 404, "The exchange is unaware of having made an the authorization request."),
    797 
    798   /** The KYC authorization signature was invalid. Hence the request was denied. */
    799   EXCHANGE_KYC_CHECK_AUTHORIZATION_FAILED(1930, 403, "The KYC authorization signature was invalid. Hence the request was denied."),
    800 
    801   /** The request used a logic specifier that is not known to the exchange. */
    802   EXCHANGE_KYC_GENERIC_LOGIC_UNKNOWN(1931, 404, "The request used a logic specifier that is not known to the exchange."),
    803 
    804   /** The request requires a logic which is no longer configured at the exchange. */
    805   EXCHANGE_KYC_GENERIC_LOGIC_GONE(1932, 500, "The request requires a logic which is no longer configured at the exchange."),
    806 
    807   /** The logic plugin had a bug in its interaction with the KYC provider. */
    808   EXCHANGE_KYC_GENERIC_LOGIC_BUG(1933, 500, "The logic plugin had a bug in its interaction with the KYC provider."),
    809 
    810   /** 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. */
    811   EXCHANGE_KYC_GENERIC_PROVIDER_ACCESS_REFUSED(1934, 511, "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."),
    812 
    813   /** 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. */
    814   EXCHANGE_KYC_GENERIC_PROVIDER_TIMEOUT(1935, 504, "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."),
    815 
    816   /** The KYC provider responded with a status that was completely unexpected by the KYC logic of the exchange. */
    817   EXCHANGE_KYC_GENERIC_PROVIDER_UNEXPECTED_REPLY(1936, 502, "The KYC provider responded with a status that was completely unexpected by the KYC logic of the exchange."),
    818 
    819   /** The rate limit of the exchange at the KYC provider has been exceeded. Trying much later might work. */
    820   EXCHANGE_KYC_GENERIC_PROVIDER_RATE_LIMIT_EXCEEDED(1937, 503, "The rate limit of the exchange at the KYC provider has been exceeded. Trying much later might work."),
    821 
    822   /** The request to the webhook lacked proper authorization or authentication data. */
    823   EXCHANGE_KYC_WEBHOOK_UNAUTHORIZED(1938, 401, "The request to the webhook lacked proper authorization or authentication data."),
    824 
    825   /** The exchange is unaware of the requested payto URI with respect to the KYC status. */
    826   EXCHANGE_KYC_CHECK_REQUEST_UNKNOWN(1939, 404, "The exchange is unaware of the requested payto URI with respect to the KYC status."),
    827 
    828   /** 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. */
    829   EXCHANGE_KYC_CHECK_AUTHORIZATION_KEY_UNKNOWN(1940, 409, "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."),
    830 
    831   /** 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. */
    832   EXCHANGE_KYC_FORM_ALREADY_UPLOADED(1941, 409, "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."),
    833 
    834   /** The internal state of the exchange specifying KYC measures is malformed. Please contact technical support. */
    835   EXCHANGE_KYC_MEASURES_MALFORMED(1942, 500, "The internal state of the exchange specifying KYC measures is malformed. Please contact technical support."),
    836 
    837   /** The specified index does not refer to a valid KYC measure. Please check the URL. */
    838   EXCHANGE_KYC_MEASURE_INDEX_INVALID(1943, 404, "The specified index does not refer to a valid KYC measure. Please check the URL."),
    839 
    840   /** 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. */
    841   EXCHANGE_KYC_INVALID_LOGIC_TO_CHECK(1944, 409, "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."),
    842 
    843   /** The AML program failed. This is either caused by a configuration change or a bug. Please contact technical support. */
    844   EXCHANGE_KYC_AML_PROGRAM_FAILURE(1945, 500, "The AML program failed. This is either caused by a configuration change or a bug. Please contact technical support."),
    845 
    846   /** The AML program returned a malformed result. This is a bug. Please contact technical support. */
    847   EXCHANGE_KYC_AML_PROGRAM_MALFORMED_RESULT(1946, 500, "The AML program returned a malformed result. This is a bug. Please contact technical support."),
    848 
    849   /** The response from the KYC provider lacked required attributes. Please contact technical support. */
    850   EXCHANGE_KYC_GENERIC_PROVIDER_INCOMPLETE_REPLY(1947, 502, "The response from the KYC provider lacked required attributes. Please contact technical support."),
    851 
    852   /** The context of the KYC check lacked required fields. This is a bug. Please contact technical support. */
    853   EXCHANGE_KYC_GENERIC_PROVIDER_INCOMPLETE_CONTEXT(1948, 500, "The context of the KYC check lacked required fields. This is a bug. Please contact technical support."),
    854 
    855   /** The logic plugin had a bug in its AML processing. This is a bug. Please contact technical support. */
    856   EXCHANGE_KYC_GENERIC_AML_LOGIC_BUG(1949, 500, "The logic plugin had a bug in its AML processing. This is a bug. Please contact technical support."),
    857 
    858   /** The exchange does not know a contract under the given contract public key. */
    859   EXCHANGE_CONTRACTS_UNKNOWN(1950, 404, "The exchange does not know a contract under the given contract public key."),
    860 
    861   /** The URL does not encode a valid exchange public key in its path. */
    862   EXCHANGE_CONTRACTS_INVALID_CONTRACT_PUB(1951, 400, "The URL does not encode a valid exchange public key in its path."),
    863 
    864   /** The returned encrypted contract did not decrypt. */
    865   EXCHANGE_CONTRACTS_DECRYPTION_FAILED(1952, 0, "The returned encrypted contract did not decrypt."),
    866 
    867   /** The signature on the encrypted contract did not validate. */
    868   EXCHANGE_CONTRACTS_SIGNATURE_INVALID(1953, 0, "The signature on the encrypted contract did not validate."),
    869 
    870   /** The decrypted contract was malformed. */
    871   EXCHANGE_CONTRACTS_DECODING_FAILED(1954, 0, "The decrypted contract was malformed."),
    872 
    873   /** A coin signature for a deposit into the purse is invalid. */
    874   EXCHANGE_PURSE_DEPOSIT_COIN_SIGNATURE_INVALID(1975, 403, "A coin signature for a deposit into the purse is invalid."),
    875 
    876   /** It is too late to deposit coins into the purse. */
    877   EXCHANGE_PURSE_DEPOSIT_DECIDED_ALREADY(1976, 410, "It is too late to deposit coins into the purse."),
    878 
    879   /** The exchange is currently processing the KYC status and is not able to return a response yet. */
    880   EXCHANGE_KYC_INFO_BUSY(1977, 202, "The exchange is currently processing the KYC status and is not able to return a response yet."),
    881 
    882   /** TOTP key is not valid. */
    883   EXCHANGE_TOTP_KEY_INVALID(1980, 0, "TOTP key is not valid."),
    884 
    885   /** The backend could not find the merchant instance specified in the request. */
    886   MERCHANT_GENERIC_INSTANCE_UNKNOWN(2000, 404, "The backend could not find the merchant instance specified in the request."),
    887 
    888   /** The start and end-times in the wire fee structure leave a hole. This is not allowed. */
    889   MERCHANT_GENERIC_HOLE_IN_WIRE_FEE_STRUCTURE(2001, 0, "The start and end-times in the wire fee structure leave a hole. This is not allowed."),
    890 
    891   /** The merchant was unable to obtain a valid answer to /wire from the exchange. */
    892   MERCHANT_GENERIC_EXCHANGE_WIRE_REQUEST_FAILED(2002, 502, "The merchant was unable to obtain a valid answer to /wire from the exchange."),
    893 
    894   /** The product category is not known to the backend. */
    895   MERCHANT_GENERIC_CATEGORY_UNKNOWN(2003, 404, "The product category is not known to the backend."),
    896 
    897   /** The proposal is not known to the backend. */
    898   MERCHANT_GENERIC_ORDER_UNKNOWN(2005, 404, "The proposal is not known to the backend."),
    899 
    900   /** 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. */
    901   MERCHANT_GENERIC_PRODUCT_UNKNOWN(2006, 404, "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."),
    902 
    903   /** The reward ID is unknown.  This could happen if the reward has expired. */
    904   MERCHANT_GENERIC_REWARD_ID_UNKNOWN(2007, 404, "The reward ID is unknown.  This could happen if the reward has expired."),
    905 
    906   /** The contract obtained from the merchant backend was malformed. */
    907   MERCHANT_GENERIC_DB_CONTRACT_CONTENT_INVALID(2008, 500, "The contract obtained from the merchant backend was malformed."),
    908 
    909   /** The order we found does not match the provided contract hash. */
    910   MERCHANT_GENERIC_CONTRACT_HASH_DOES_NOT_MATCH_ORDER(2009, 403, "The order we found does not match the provided contract hash."),
    911 
    912   /** The exchange failed to provide a valid response to the merchant's /keys request. */
    913   MERCHANT_GENERIC_EXCHANGE_KEYS_FAILURE(2010, 502, "The exchange failed to provide a valid response to the merchant's /keys request."),
    914 
    915   /** The exchange failed to respond to the merchant on time. */
    916   MERCHANT_GENERIC_EXCHANGE_TIMEOUT(2011, 504, "The exchange failed to respond to the merchant on time."),
    917 
    918   /** The merchant failed to talk to the exchange. */
    919   MERCHANT_GENERIC_EXCHANGE_CONNECT_FAILURE(2012, 500, "The merchant failed to talk to the exchange."),
    920 
    921   /** The exchange returned a maformed response. */
    922   MERCHANT_GENERIC_EXCHANGE_REPLY_MALFORMED(2013, 502, "The exchange returned a maformed response."),
    923 
    924   /** The exchange returned an unexpected response status. */
    925   MERCHANT_GENERIC_EXCHANGE_UNEXPECTED_STATUS(2014, 502, "The exchange returned an unexpected response status."),
    926 
    927   /** The merchant refused the request due to lack of authorization. */
    928   MERCHANT_GENERIC_UNAUTHORIZED(2015, 401, "The merchant refused the request due to lack of authorization."),
    929 
    930   /** The merchant instance specified in the request was deleted. */
    931   MERCHANT_GENERIC_INSTANCE_DELETED(2016, 404, "The merchant instance specified in the request was deleted."),
    932 
    933   /** The backend could not find the inbound wire transfer specified in the request. */
    934   MERCHANT_GENERIC_TRANSFER_UNKNOWN(2017, 404, "The backend could not find the inbound wire transfer specified in the request."),
    935 
    936   /** The backend could not find the template(id) because it is not exist. */
    937   MERCHANT_GENERIC_TEMPLATE_UNKNOWN(2018, 404, "The backend could not find the template(id) because it is not exist."),
    938 
    939   /** The backend could not find the webhook(id) because it is not exist. */
    940   MERCHANT_GENERIC_WEBHOOK_UNKNOWN(2019, 404, "The backend could not find the webhook(id) because it is not exist."),
    941 
    942   /** The backend could not find the webhook(serial) because it is not exist. */
    943   MERCHANT_GENERIC_PENDING_WEBHOOK_UNKNOWN(2020, 404, "The backend could not find the webhook(serial) because it is not exist."),
    944 
    945   /** The backend could not find the OTP device(id) because it is not exist. */
    946   MERCHANT_GENERIC_OTP_DEVICE_UNKNOWN(2021, 404, "The backend could not find the OTP device(id) because it is not exist."),
    947 
    948   /** The account is not known to the backend. */
    949   MERCHANT_GENERIC_ACCOUNT_UNKNOWN(2022, 404, "The account is not known to the backend."),
    950 
    951   /** The wire hash was malformed. */
    952   MERCHANT_GENERIC_H_WIRE_MALFORMED(2023, 400, "The wire hash was malformed."),
    953 
    954   /** The currency specified in the operation does not work with the current state of the given resource. */
    955   MERCHANT_GENERIC_CURRENCY_MISMATCH(2024, 409, "The currency specified in the operation does not work with the current state of the given resource."),
    956 
    957   /** 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. */
    958   MERCHANT_GENERIC_EXCHANGE_UNTRUSTED(2025, 400, "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."),
    959 
    960   /** The token family is not known to the backend. */
    961   MERCHANT_GENERIC_TOKEN_FAMILY_UNKNOWN(2026, 404, "The token family is not known to the backend."),
    962 
    963   /** 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. */
    964   MERCHANT_GENERIC_TOKEN_KEY_UNKNOWN(2027, 404, "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."),
    965 
    966   /** The merchant backend is not configured to support the DONAU protocol. */
    967   MERCHANT_GENERIC_DONAU_NOT_CONFIGURED(2028, 501, "The merchant backend is not configured to support the DONAU protocol."),
    968 
    969   /** The exchange failed to provide a valid answer to the tracking request, thus those details are not in the response. */
    970   MERCHANT_GET_ORDERS_EXCHANGE_TRACKING_FAILURE(2100, 200, "The exchange failed to provide a valid answer to the tracking request, thus those details are not in the response."),
    971 
    972   /** The merchant backend failed to construct the request for tracking to the exchange, thus tracking details are not in the response. */
    973   MERCHANT_GET_ORDERS_ID_EXCHANGE_REQUEST_FAILURE(2103, 500, "The merchant backend failed to construct the request for tracking to the exchange, thus tracking details are not in the response."),
    974 
    975   /** The merchant backend failed trying to contact the exchange for tracking details, thus those details are not in the response. */
    976   MERCHANT_GET_ORDERS_ID_EXCHANGE_LOOKUP_START_FAILURE(2104, 500, "The merchant backend failed trying to contact the exchange for tracking details, thus those details are not in the response."),
    977 
    978   /** The claim token used to authenticate the client is invalid for this order. */
    979   MERCHANT_GET_ORDERS_ID_INVALID_TOKEN(2105, 403, "The claim token used to authenticate the client is invalid for this order."),
    980 
    981   /** The contract terms hash used to authenticate the client is invalid for this order. */
    982   MERCHANT_GET_ORDERS_ID_INVALID_CONTRACT_HASH(2106, 403, "The contract terms hash used to authenticate the client is invalid for this order."),
    983 
    984   /** The contract terms version is not invalid. */
    985   MERCHANT_GET_ORDERS_ID_INVALID_CONTRACT_VERSION(2107, 403, "The contract terms version is not invalid."),
    986 
    987   /** The exchange responded saying that funds were insufficient (for example, due to double-spending). */
    988   MERCHANT_POST_ORDERS_ID_PAY_INSUFFICIENT_FUNDS(2150, 409, "The exchange responded saying that funds were insufficient (for example, due to double-spending)."),
    989 
    990   /** The denomination key used for payment is not listed among the denomination keys of the exchange. */
    991   MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_KEY_NOT_FOUND(2151, 400, "The denomination key used for payment is not listed among the denomination keys of the exchange."),
    992 
    993   /** The denomination key used for payment is not audited by an auditor approved by the merchant. */
    994   MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_KEY_AUDITOR_FAILURE(2152, 400, "The denomination key used for payment is not audited by an auditor approved by the merchant."),
    995 
    996   /** There was an integer overflow totaling up the amounts or deposit fees in the payment. */
    997   MERCHANT_POST_ORDERS_ID_PAY_AMOUNT_OVERFLOW(2153, 500, "There was an integer overflow totaling up the amounts or deposit fees in the payment."),
    998 
    999   /** The deposit fees exceed the total value of the payment. */
   1000   MERCHANT_POST_ORDERS_ID_PAY_FEES_EXCEED_PAYMENT(2154, 400, "The deposit fees exceed the total value of the payment."),
   1001 
   1002   /** 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. */
   1003   MERCHANT_POST_ORDERS_ID_PAY_INSUFFICIENT_DUE_TO_FEES(2155, 400, "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."),
   1004 
   1005   /** Even if we do not consider deposit and wire fees, the payment is insufficient to satisfy the required amount for the contract. */
   1006   MERCHANT_POST_ORDERS_ID_PAY_PAYMENT_INSUFFICIENT(2156, 400, "Even if we do not consider deposit and wire fees, the payment is insufficient to satisfy the required amount for the contract."),
   1007 
   1008   /** The signature over the contract of one of the coins was invalid. */
   1009   MERCHANT_POST_ORDERS_ID_PAY_COIN_SIGNATURE_INVALID(2157, 403, "The signature over the contract of one of the coins was invalid."),
   1010 
   1011   /** 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. */
   1012   MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_LOOKUP_FAILED(2158, 500, "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."),
   1013 
   1014   /** The refund deadline in the contract is after the transfer deadline. */
   1015   MERCHANT_POST_ORDERS_ID_PAY_REFUND_DEADLINE_PAST_WIRE_TRANSFER_DEADLINE(2159, 500, "The refund deadline in the contract is after the transfer deadline."),
   1016 
   1017   /** The order was already paid (maybe by another wallet). */
   1018   MERCHANT_POST_ORDERS_ID_PAY_ALREADY_PAID(2160, 409, "The order was already paid (maybe by another wallet)."),
   1019 
   1020   /** The payment is too late, the offer has expired. */
   1021   MERCHANT_POST_ORDERS_ID_PAY_OFFER_EXPIRED(2161, 410, "The payment is too late, the offer has expired."),
   1022 
   1023   /** 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. */
   1024   MERCHANT_POST_ORDERS_ID_PAY_MERCHANT_FIELD_MISSING(2162, 500, "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."),
   1025 
   1026   /** Failed to locate merchant's account information matching the wire hash given in the proposal. */
   1027   MERCHANT_POST_ORDERS_ID_PAY_WIRE_HASH_UNKNOWN(2163, 500, "Failed to locate merchant's account information matching the wire hash given in the proposal."),
   1028 
   1029   /** The deposit time for the denomination has expired. */
   1030   MERCHANT_POST_ORDERS_ID_PAY_DENOMINATION_DEPOSIT_EXPIRED(2165, 410, "The deposit time for the denomination has expired."),
   1031 
   1032   /** The exchange of the deposited coin charges a wire fee that could not be added to the total (total amount too high). */
   1033   MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_WIRE_FEE_ADDITION_FAILED(2166, 500, "The exchange of the deposited coin charges a wire fee that could not be added to the total (total amount too high)."),
   1034 
   1035   /** 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. */
   1036   MERCHANT_POST_ORDERS_ID_PAY_REFUNDED(2167, 402, "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."),
   1037 
   1038   /** According to our database, we have refunded more than we were paid (which should not be possible). */
   1039   MERCHANT_POST_ORDERS_ID_PAY_REFUNDS_EXCEED_PAYMENTS(2168, 500, "According to our database, we have refunded more than we were paid (which should not be possible)."),
   1040 
   1041   /** Legacy stuff. Remove me with protocol v1. */
   1042   DEAD_QQQ_PAY_MERCHANT_POST_ORDERS_ID_ABORT_REFUND_REFUSED_PAYMENT_COMPLETE(2169, 0, "Legacy stuff. Remove me with protocol v1."),
   1043 
   1044   /** The payment failed at the exchange. */
   1045   MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_FAILED(2170, 502, "The payment failed at the exchange."),
   1046 
   1047   /** 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. */
   1048   MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_MISSING(2171, 400, "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."),
   1049 
   1050   /** 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. */
   1051   MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_SIZE_MISMATCH(2172, 400, "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."),
   1052 
   1053   /** 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. */
   1054   MERCHANT_POST_ORDERS_ID_PAY_AGE_VERIFICATION_FAILED(2173, 400, "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."),
   1055 
   1056   /** 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. */
   1057   MERCHANT_POST_ORDERS_ID_PAY_AGE_COMMITMENT_HASH_MISSING(2174, 400, "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."),
   1058 
   1059   /** 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. */
   1060   MERCHANT_POST_ORDERS_ID_PAY_WIRE_METHOD_UNSUPPORTED(2175, 409, "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."),
   1061 
   1062   /** The payment requires the wallet to select a choice from the choices array and pass it in the 'choice_index' field of the request. */
   1063   MERCHANT_POST_ORDERS_ID_PAY_CHOICE_INDEX_MISSING(2176, 400, "The payment requires the wallet to select a choice from the choices array and pass it in the 'choice_index' field of the request."),
   1064 
   1065   /** The 'choice_index' field is invalid. */
   1066   MERCHANT_POST_ORDERS_ID_PAY_CHOICE_INDEX_OUT_OF_BOUNDS(2177, 400, "The 'choice_index' field is invalid."),
   1067 
   1068   /** The provided 'tokens' array does not match with the required input tokens of the order. */
   1069   MERCHANT_POST_ORDERS_ID_PAY_INPUT_TOKENS_MISMATCH(2178, 400, "The provided 'tokens' array does not match with the required input tokens of the order."),
   1070 
   1071   /** Invalid token issue signature (blindly signed by merchant) for provided token. */
   1072   MERCHANT_POST_ORDERS_ID_PAY_TOKEN_ISSUE_SIG_INVALID(2179, 400, "Invalid token issue signature (blindly signed by merchant) for provided token."),
   1073 
   1074   /** Invalid token use signature (EdDSA, signed by wallet) for provided token. */
   1075   MERCHANT_POST_ORDERS_ID_PAY_TOKEN_USE_SIG_INVALID(2180, 400, "Invalid token use signature (EdDSA, signed by wallet) for provided token."),
   1076 
   1077   /** The provided number of tokens does not match the required number. */
   1078   MERCHANT_POST_ORDERS_ID_PAY_TOKEN_COUNT_MISMATCH(2181, 400, "The provided number of tokens does not match the required number."),
   1079 
   1080   /** The provided number of token envelopes does not match the specified number. */
   1081   MERCHANT_POST_ORDERS_ID_PAY_TOKEN_ENVELOPE_COUNT_MISMATCH(2182, 400, "The provided number of token envelopes does not match the specified number."),
   1082 
   1083   /** Invalid token because it was already used, is expired or not yet valid. */
   1084   MERCHANT_POST_ORDERS_ID_PAY_TOKEN_INVALID(2183, 409, "Invalid token because it was already used, is expired or not yet valid."),
   1085 
   1086   /** 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. */
   1087   MERCHANT_POST_ORDERS_ID_PAY_EXCHANGE_TRANSACTION_LIMIT_VIOLATION(2184, 400, "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."),
   1088 
   1089   /** The contract hash does not match the given order ID. */
   1090   MERCHANT_POST_ORDERS_ID_PAID_CONTRACT_HASH_MISMATCH(2200, 400, "The contract hash does not match the given order ID."),
   1091 
   1092   /** The signature of the merchant is not valid for the given contract hash. */
   1093   MERCHANT_POST_ORDERS_ID_PAID_COIN_SIGNATURE_INVALID(2201, 403, "The signature of the merchant is not valid for the given contract hash."),
   1094 
   1095   /** A token family with this ID but conflicting data exists. */
   1096   MERCHANT_POST_TOKEN_FAMILY_CONFLICT(2225, 409, "A token family with this ID but conflicting data exists."),
   1097 
   1098   /** The backend is unaware of a token family with the given ID. */
   1099   MERCHANT_PATCH_TOKEN_FAMILY_NOT_FOUND(2226, 404, "The backend is unaware of a token family with the given ID."),
   1100 
   1101   /** The merchant failed to send the exchange the refund request. */
   1102   MERCHANT_POST_ORDERS_ID_ABORT_EXCHANGE_REFUND_FAILED(2251, 500, "The merchant failed to send the exchange the refund request."),
   1103 
   1104   /** The merchant failed to find the exchange to process the lookup. */
   1105   MERCHANT_POST_ORDERS_ID_ABORT_EXCHANGE_LOOKUP_FAILED(2252, 500, "The merchant failed to find the exchange to process the lookup."),
   1106 
   1107   /** The merchant could not find the contract. */
   1108   MERCHANT_POST_ORDERS_ID_ABORT_CONTRACT_NOT_FOUND(2253, 404, "The merchant could not find the contract."),
   1109 
   1110   /** The payment was already completed and thus cannot be aborted anymore. */
   1111   MERCHANT_POST_ORDERS_ID_ABORT_REFUND_REFUSED_PAYMENT_COMPLETE(2254, 412, "The payment was already completed and thus cannot be aborted anymore."),
   1112 
   1113   /** The hash provided by the wallet does not match the order. */
   1114   MERCHANT_POST_ORDERS_ID_ABORT_CONTRACT_HASH_MISSMATCH(2255, 403, "The hash provided by the wallet does not match the order."),
   1115 
   1116   /** The array of coins cannot be empty. */
   1117   MERCHANT_POST_ORDERS_ID_ABORT_COINS_ARRAY_EMPTY(2256, 400, "The array of coins cannot be empty."),
   1118 
   1119   /** We are waiting for the exchange to provide us with key material before checking the wire transfer. */
   1120   MERCHANT_EXCHANGE_TRANSFERS_AWAITING_KEYS(2258, 202, "We are waiting for the exchange to provide us with key material before checking the wire transfer."),
   1121 
   1122   /** We are waiting for the exchange to provide us with the list of aggregated transactions. */
   1123   MERCHANT_EXCHANGE_TRANSFERS_AWAITING_LIST(2259, 202, "We are waiting for the exchange to provide us with the list of aggregated transactions."),
   1124 
   1125   /** The endpoint indicated in the wire transfer does not belong to a GNU Taler exchange. */
   1126   MERCHANT_EXCHANGE_TRANSFERS_FATAL_NO_EXCHANGE(2260, 200, "The endpoint indicated in the wire transfer does not belong to a GNU Taler exchange."),
   1127 
   1128   /** The exchange indicated in the wire transfer claims to know nothing about the wire transfer. */
   1129   MERCHANT_EXCHANGE_TRANSFERS_FATAL_NOT_FOUND(2261, 0, "The exchange indicated in the wire transfer claims to know nothing about the wire transfer."),
   1130 
   1131   /** The interaction with the exchange is delayed due to rate limiting. */
   1132   MERCHANT_EXCHANGE_TRANSFERS_RATE_LIMITED(2262, 202, "The interaction with the exchange is delayed due to rate limiting."),
   1133 
   1134   /** We experienced a transient failure in our interaction with the exchange. */
   1135   MERCHANT_EXCHANGE_TRANSFERS_TRANSIENT_FAILURE(2263, 202, "We experienced a transient failure in our interaction with the exchange."),
   1136 
   1137   /** The response from the exchange was unacceptable and should be reviewed with an auditor. */
   1138   MERCHANT_EXCHANGE_TRANSFERS_HARD_FAILURE(2264, 200, "The response from the exchange was unacceptable and should be reviewed with an auditor."),
   1139 
   1140   /** We could not claim the order because the backend is unaware of it. */
   1141   MERCHANT_POST_ORDERS_ID_CLAIM_NOT_FOUND(2300, 404, "We could not claim the order because the backend is unaware of it."),
   1142 
   1143   /** We could not claim the order because someone else claimed it first. */
   1144   MERCHANT_POST_ORDERS_ID_CLAIM_ALREADY_CLAIMED(2301, 409, "We could not claim the order because someone else claimed it first."),
   1145 
   1146   /** The client-side experienced an internal failure. */
   1147   MERCHANT_POST_ORDERS_ID_CLAIM_CLIENT_INTERNAL_FAILURE(2302, 0, "The client-side experienced an internal failure."),
   1148 
   1149   /** The backend failed to sign the refund request. */
   1150   MERCHANT_POST_ORDERS_ID_REFUND_SIGNATURE_FAILED(2350, 0, "The backend failed to sign the refund request."),
   1151 
   1152   /** The client failed to unblind the signature returned by the merchant. */
   1153   MERCHANT_REWARD_PICKUP_UNBLIND_FAILURE(2400, 0, "The client failed to unblind the signature returned by the merchant."),
   1154 
   1155   /** The exchange returned a failure code for the withdraw operation. */
   1156   MERCHANT_REWARD_PICKUP_EXCHANGE_ERROR(2403, 502, "The exchange returned a failure code for the withdraw operation."),
   1157 
   1158   /** The merchant failed to add up the amounts to compute the pick up value. */
   1159   MERCHANT_REWARD_PICKUP_SUMMATION_FAILED(2404, 500, "The merchant failed to add up the amounts to compute the pick up value."),
   1160 
   1161   /** The reward expired. */
   1162   MERCHANT_REWARD_PICKUP_HAS_EXPIRED(2405, 410, "The reward expired."),
   1163 
   1164   /** The requested withdraw amount exceeds the amount remaining to be picked up. */
   1165   MERCHANT_REWARD_PICKUP_AMOUNT_EXCEEDS_REWARD_REMAINING(2406, 400, "The requested withdraw amount exceeds the amount remaining to be picked up."),
   1166 
   1167   /** The merchant did not find the specified denomination key in the exchange's key set. */
   1168   MERCHANT_REWARD_PICKUP_DENOMINATION_UNKNOWN(2407, 409, "The merchant did not find the specified denomination key in the exchange's key set."),
   1169 
   1170   /** The merchant instance has no active bank accounts configured. However, at least one bank account must be available to create new orders. */
   1171   MERCHANT_PRIVATE_POST_ORDERS_INSTANCE_CONFIGURATION_LACKS_WIRE(2500, 404, "The merchant instance has no active bank accounts configured. However, at least one bank account must be available to create new orders."),
   1172 
   1173   /** The proposal had no timestamp and the merchant backend failed to obtain the current local time. */
   1174   MERCHANT_PRIVATE_POST_ORDERS_NO_LOCALTIME(2501, 500, "The proposal had no timestamp and the merchant backend failed to obtain the current local time."),
   1175 
   1176   /** The order provided to the backend could not be parsed; likely some required fields were missing or ill-formed. */
   1177   MERCHANT_PRIVATE_POST_ORDERS_PROPOSAL_PARSE_ERROR(2502, 400, "The order provided to the backend could not be parsed; likely some required fields were missing or ill-formed."),
   1178 
   1179   /** A conflicting order (sharing the same order identifier) already exists at this merchant backend instance. */
   1180   MERCHANT_PRIVATE_POST_ORDERS_ALREADY_EXISTS(2503, 409, "A conflicting order (sharing the same order identifier) already exists at this merchant backend instance."),
   1181 
   1182   /** The order creation request is invalid because the given wire deadline is before the refund deadline. */
   1183   MERCHANT_PRIVATE_POST_ORDERS_REFUND_AFTER_WIRE_DEADLINE(2504, 400, "The order creation request is invalid because the given wire deadline is before the refund deadline."),
   1184 
   1185   /** The order creation request is invalid because the delivery date given is in the past. */
   1186   MERCHANT_PRIVATE_POST_ORDERS_DELIVERY_DATE_IN_PAST(2505, 400, "The order creation request is invalid because the delivery date given is in the past."),
   1187 
   1188   /** The order creation request is invalid because a wire deadline of \"never\" is not allowed. */
   1189   MERCHANT_PRIVATE_POST_ORDERS_WIRE_DEADLINE_IS_NEVER(2506, 400, "The order creation request is invalid because a wire deadline of \"never\" is not allowed."),
   1190 
   1191   /** The order creation request is invalid because the given payment deadline is in the past. */
   1192   MERCHANT_PRIVATE_POST_ORDERS_PAY_DEADLINE_IN_PAST(2507, 400, "The order creation request is invalid because the given payment deadline is in the past."),
   1193 
   1194   /** The order creation request is invalid because the given refund deadline is in the past. */
   1195   MERCHANT_PRIVATE_POST_ORDERS_REFUND_DEADLINE_IN_PAST(2508, 400, "The order creation request is invalid because the given refund deadline is in the past."),
   1196 
   1197   /** 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. */
   1198   MERCHANT_PRIVATE_POST_ORDERS_NO_EXCHANGES_FOR_WIRE_METHOD(2509, 409, "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."),
   1199 
   1200   /** One of the paths to forget is malformed. */
   1201   MERCHANT_PRIVATE_PATCH_ORDERS_ID_FORGET_PATH_SYNTAX_INCORRECT(2510, 400, "One of the paths to forget is malformed."),
   1202 
   1203   /** One of the paths to forget was not marked as forgettable. */
   1204   MERCHANT_PRIVATE_PATCH_ORDERS_ID_FORGET_PATH_NOT_FORGETTABLE(2511, 409, "One of the paths to forget was not marked as forgettable."),
   1205 
   1206   /** 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. */
   1207   MERCHANT_POST_ORDERS_ID_REFUND_EXCHANGE_TRANSACTION_LIMIT_VIOLATION(2512, 451, "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."),
   1208 
   1209   /** 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. */
   1210   MERCHANT_PRIVATE_POST_ORDERS_AMOUNT_EXCEEDS_LEGAL_LIMITS(2513, 451, "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."),
   1211 
   1212   /** 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. */
   1213   MERCHANT_PRIVATE_POST_ORDERS_NO_EXCHANGE_FOR_CURRENCY(2514, 409, "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."),
   1214 
   1215   /** 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. */
   1216   MERCHANT_PRIVATE_DELETE_ORDERS_AWAITING_PAYMENT(2520, 409, "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."),
   1217 
   1218   /** The order provided to the backend could not be deleted as the order was already paid. */
   1219   MERCHANT_PRIVATE_DELETE_ORDERS_ALREADY_PAID(2521, 409, "The order provided to the backend could not be deleted as the order was already paid."),
   1220 
   1221   /** 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. */
   1222   MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_INCONSISTENT_AMOUNT(2530, 409, "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."),
   1223 
   1224   /** Only paid orders can be refunded, and the frontend specified an unpaid order to issue a refund for. */
   1225   MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_ORDER_UNPAID(2531, 409, "Only paid orders can be refunded, and the frontend specified an unpaid order to issue a refund for."),
   1226 
   1227   /** The refund delay was set to 0 and thus no refunds are ever allowed for this order. */
   1228   MERCHANT_PRIVATE_POST_ORDERS_ID_REFUND_NOT_ALLOWED_BY_CONTRACT(2532, 403, "The refund delay was set to 0 and thus no refunds are ever allowed for this order."),
   1229 
   1230   /** The token family slug provided in this order could not be found in the merchant database. */
   1231   MERCHANT_PRIVATE_POST_ORDERS_TOKEN_FAMILY_SLUG_UNKNOWN(2533, 404, "The token family slug provided in this order could not be found in the merchant database."),
   1232 
   1233   /** A token family referenced in this order is either expired or not valid yet. */
   1234   MERCHANT_PRIVATE_POST_ORDERS_TOKEN_FAMILY_NOT_VALID(2534, 409, "A token family referenced in this order is either expired or not valid yet."),
   1235 
   1236   /** The exchange says it does not know this transfer. */
   1237   MERCHANT_PRIVATE_POST_TRANSFERS_EXCHANGE_UNKNOWN(2550, 502, "The exchange says it does not know this transfer."),
   1238 
   1239   /** We internally failed to execute the /track/transfer request. */
   1240   MERCHANT_PRIVATE_POST_TRANSFERS_REQUEST_ERROR(2551, 502, "We internally failed to execute the /track/transfer request."),
   1241 
   1242   /** The amount transferred differs between what was submitted and what the exchange claimed. */
   1243   MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_TRANSFERS(2552, 409, "The amount transferred differs between what was submitted and what the exchange claimed."),
   1244 
   1245   /** The exchange gave conflicting information about a coin which has been wire transferred. */
   1246   MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_REPORTS(2553, 409, "The exchange gave conflicting information about a coin which has been wire transferred."),
   1247 
   1248   /** The exchange charged a different wire fee than what it originally advertised, and it is higher. */
   1249   MERCHANT_PRIVATE_POST_TRANSFERS_BAD_WIRE_FEE(2554, 502, "The exchange charged a different wire fee than what it originally advertised, and it is higher."),
   1250 
   1251   /** We did not find the account that the transfer was made to. */
   1252   MERCHANT_PRIVATE_POST_TRANSFERS_ACCOUNT_NOT_FOUND(2555, 404, "We did not find the account that the transfer was made to."),
   1253 
   1254   /** The backend could not delete the transfer as the echange already replied to our inquiry about it and we have integrated the result. */
   1255   MERCHANT_PRIVATE_DELETE_TRANSFERS_ALREADY_CONFIRMED(2556, 409, "The backend could not delete the transfer as the echange already replied to our inquiry about it and we have integrated the result."),
   1256 
   1257   /** 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. */
   1258   MERCHANT_PRIVATE_POST_TRANSFERS_CONFLICTING_SUBMISSION(2557, 409, "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."),
   1259 
   1260   /** The amount transferred differs between what was submitted and what the exchange claimed. */
   1261   MERCHANT_EXCHANGE_TRANSFERS_CONFLICTING_TRANSFERS(2563, 0, "The amount transferred differs between what was submitted and what the exchange claimed."),
   1262 
   1263   /** The merchant backend cannot create an instance under the given identifier as one already exists. Use PATCH to modify the existing entry. */
   1264   MERCHANT_PRIVATE_POST_INSTANCES_ALREADY_EXISTS(2600, 409, "The merchant backend cannot create an instance under the given identifier as one already exists. Use PATCH to modify the existing entry."),
   1265 
   1266   /** The merchant backend cannot create an instance because the authentication configuration field is malformed. */
   1267   MERCHANT_PRIVATE_POST_INSTANCES_BAD_AUTH(2601, 400, "The merchant backend cannot create an instance because the authentication configuration field is malformed."),
   1268 
   1269   /** The merchant backend cannot update an instance's authentication settings because the provided authentication settings are malformed. */
   1270   MERCHANT_PRIVATE_POST_INSTANCE_AUTH_BAD_AUTH(2602, 400, "The merchant backend cannot update an instance's authentication settings because the provided authentication settings are malformed."),
   1271 
   1272   /** The merchant backend cannot create an instance under the given identifier, the previous one was deleted but must be purged first. */
   1273   MERCHANT_PRIVATE_POST_INSTANCES_PURGE_REQUIRED(2603, 409, "The merchant backend cannot create an instance under the given identifier, the previous one was deleted but must be purged first."),
   1274 
   1275   /** The merchant backend cannot update an instance under the given identifier, the previous one was deleted but must be purged first. */
   1276   MERCHANT_PRIVATE_PATCH_INSTANCES_PURGE_REQUIRED(2625, 409, "The merchant backend cannot update an instance under the given identifier, the previous one was deleted but must be purged first."),
   1277 
   1278   /** The bank account referenced in the requested operation was not found. */
   1279   MERCHANT_PRIVATE_ACCOUNT_DELETE_UNKNOWN_ACCOUNT(2626, 404, "The bank account referenced in the requested operation was not found."),
   1280 
   1281   /** The bank account specified in the request already exists at the merchant. */
   1282   MERCHANT_PRIVATE_ACCOUNT_EXISTS(2627, 409, "The bank account specified in the request already exists at the merchant."),
   1283 
   1284   /** The product ID exists. */
   1285   MERCHANT_PRIVATE_POST_PRODUCTS_CONFLICT_PRODUCT_EXISTS(2650, 409, "The product ID exists."),
   1286 
   1287   /** A category with the same name exists already. */
   1288   MERCHANT_PRIVATE_POST_CATEGORIES_CONFLICT_CATEGORY_EXISTS(2651, 409, "A category with the same name exists already."),
   1289 
   1290   /** The update would have reduced the total amount of product lost, which is not allowed. */
   1291   MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_LOST_REDUCED(2660, 409, "The update would have reduced the total amount of product lost, which is not allowed."),
   1292 
   1293   /** The update would have mean that more stocks were lost than what remains from total inventory after sales, which is not allowed. */
   1294   MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_LOST_EXCEEDS_STOCKS(2661, 400, "The update would have mean that more stocks were lost than what remains from total inventory after sales, which is not allowed."),
   1295 
   1296   /** The update would have reduced the total amount of product in stock, which is not allowed. */
   1297   MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_STOCKED_REDUCED(2662, 409, "The update would have reduced the total amount of product in stock, which is not allowed."),
   1298 
   1299   /** The update would have reduced the total amount of product sold, which is not allowed. */
   1300   MERCHANT_PRIVATE_PATCH_PRODUCTS_TOTAL_SOLD_REDUCED(2663, 409, "The update would have reduced the total amount of product sold, which is not allowed."),
   1301 
   1302   /** The lock request is for more products than we have left (unlocked) in stock. */
   1303   MERCHANT_PRIVATE_POST_PRODUCTS_LOCK_INSUFFICIENT_STOCKS(2670, 410, "The lock request is for more products than we have left (unlocked) in stock."),
   1304 
   1305   /** The deletion request is for a product that is locked. */
   1306   MERCHANT_PRIVATE_DELETE_PRODUCTS_CONFLICTING_LOCK(2680, 409, "The deletion request is for a product that is locked."),
   1307 
   1308   /** The requested wire method is not supported by the exchange. */
   1309   MERCHANT_PRIVATE_POST_RESERVES_UNSUPPORTED_WIRE_METHOD(2700, 409, "The requested wire method is not supported by the exchange."),
   1310 
   1311   /** The requested exchange does not allow rewards. */
   1312   MERCHANT_PRIVATE_POST_RESERVES_REWARDS_NOT_ALLOWED(2701, 409, "The requested exchange does not allow rewards."),
   1313 
   1314   /** The reserve could not be deleted because it is unknown. */
   1315   MERCHANT_PRIVATE_DELETE_RESERVES_NO_SUCH_RESERVE(2710, 404, "The reserve could not be deleted because it is unknown."),
   1316 
   1317   /** The reserve that was used to fund the rewards has expired. */
   1318   MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_EXPIRED(2750, 410, "The reserve that was used to fund the rewards has expired."),
   1319 
   1320   /** The reserve that was used to fund the rewards was not found in the DB. */
   1321   MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_UNKNOWN(2751, 503, "The reserve that was used to fund the rewards was not found in the DB."),
   1322 
   1323   /** 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. */
   1324   MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_INSUFFICIENT_FUNDS(2752, 0, "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."),
   1325 
   1326   /** The backend failed to find a reserve needed to authorize the reward. */
   1327   MERCHANT_PRIVATE_POST_REWARD_AUTHORIZE_RESERVE_NOT_FOUND(2753, 503, "The backend failed to find a reserve needed to authorize the reward."),
   1328 
   1329   /** The merchant backend encountered a failure in computing the deposit total. */
   1330   MERCHANT_PRIVATE_GET_ORDERS_ID_AMOUNT_ARITHMETIC_FAILURE(2800, 200, "The merchant backend encountered a failure in computing the deposit total."),
   1331 
   1332   /** The template ID already exists. */
   1333   MERCHANT_PRIVATE_POST_TEMPLATES_CONFLICT_TEMPLATE_EXISTS(2850, 409, "The template ID already exists."),
   1334 
   1335   /** The OTP device ID already exists. */
   1336   MERCHANT_PRIVATE_POST_OTP_DEVICES_CONFLICT_OTP_DEVICE_EXISTS(2851, 409, "The OTP device ID already exists."),
   1337 
   1338   /** Amount given in the using template and in the template contract. There is a conflict. */
   1339   MERCHANT_POST_USING_TEMPLATES_AMOUNT_CONFLICT_TEMPLATES_CONTRACT_AMOUNT(2860, 409, "Amount given in the using template and in the template contract. There is a conflict."),
   1340 
   1341   /** Subject given in the using template and in the template contract. There is a conflict. */
   1342   MERCHANT_POST_USING_TEMPLATES_SUMMARY_CONFLICT_TEMPLATES_CONTRACT_SUBJECT(2861, 409, "Subject given in the using template and in the template contract. There is a conflict."),
   1343 
   1344   /** Amount not given in the using template and in the template contract. There is a conflict. */
   1345   MERCHANT_POST_USING_TEMPLATES_NO_AMOUNT(2862, 409, "Amount not given in the using template and in the template contract. There is a conflict."),
   1346 
   1347   /** Subject not given in the using template and in the template contract. There is a conflict. */
   1348   MERCHANT_POST_USING_TEMPLATES_NO_SUMMARY(2863, 409, "Subject not given in the using template and in the template contract. There is a conflict."),
   1349 
   1350   /** The webhook ID elready exists. */
   1351   MERCHANT_PRIVATE_POST_WEBHOOKS_CONFLICT_WEBHOOK_EXISTS(2900, 409, "The webhook ID elready exists."),
   1352 
   1353   /** The webhook serial elready exists. */
   1354   MERCHANT_PRIVATE_POST_PENDING_WEBHOOKS_CONFLICT_PENDING_WEBHOOK_EXISTS(2910, 409, "The webhook serial elready exists."),
   1355 
   1356   /** The auditor refused the connection due to a lack of authorization. */
   1357   AUDITOR_GENERIC_UNAUTHORIZED(3001, 401, "The auditor refused the connection due to a lack of authorization."),
   1358 
   1359   /** This method is not allowed here. */
   1360   AUDITOR_GENERIC_METHOD_NOT_ALLOWED(3002, 405, "This method is not allowed here."),
   1361 
   1362   /** The signature from the exchange on the deposit confirmation is invalid. */
   1363   AUDITOR_DEPOSIT_CONFIRMATION_SIGNATURE_INVALID(3100, 403, "The signature from the exchange on the deposit confirmation is invalid."),
   1364 
   1365   /** The exchange key used for the signature on the deposit confirmation was revoked. */
   1366   AUDITOR_EXCHANGE_SIGNING_KEY_REVOKED(3101, 410, "The exchange key used for the signature on the deposit confirmation was revoked."),
   1367 
   1368   /** The requested resource could not be found. */
   1369   AUDITOR_RESOURCE_NOT_FOUND(3102, 404, "The requested resource could not be found."),
   1370 
   1371   /** The URI is missing a path component. */
   1372   AUDITOR_URI_MISSING_PATH_COMPONENT(3103, 400, "The URI is missing a path component."),
   1373 
   1374   /** Wire transfer attempted with credit and debit party being the same bank account. */
   1375   BANK_SAME_ACCOUNT(5101, 400, "Wire transfer attempted with credit and debit party being the same bank account."),
   1376 
   1377   /** Wire transfer impossible, due to financial limitation of the party that attempted the payment. */
   1378   BANK_UNALLOWED_DEBIT(5102, 409, "Wire transfer impossible, due to financial limitation of the party that attempted the payment."),
   1379 
   1380   /** Negative numbers are not allowed (as value and/or fraction) to instantiate an amount object. */
   1381   BANK_NEGATIVE_NUMBER_AMOUNT(5103, 400, "Negative numbers are not allowed (as value and/or fraction) to instantiate an amount object."),
   1382 
   1383   /** A too big number was used (as value and/or fraction) to instantiate an amount object. */
   1384   BANK_NUMBER_TOO_BIG(5104, 400, "A too big number was used (as value and/or fraction) to instantiate an amount object."),
   1385 
   1386   /** The bank account referenced in the requested operation was not found. */
   1387   BANK_UNKNOWN_ACCOUNT(5106, 404, "The bank account referenced in the requested operation was not found."),
   1388 
   1389   /** The transaction referenced in the requested operation (typically a reject operation), was not found. */
   1390   BANK_TRANSACTION_NOT_FOUND(5107, 404, "The transaction referenced in the requested operation (typically a reject operation), was not found."),
   1391 
   1392   /** Bank received a malformed amount string. */
   1393   BANK_BAD_FORMAT_AMOUNT(5108, 400, "Bank received a malformed amount string."),
   1394 
   1395   /** The client does not own the account credited by the transaction which is to be rejected, so it has no rights do reject it. */
   1396   BANK_REJECT_NO_RIGHTS(5109, 403, "The client does not own the account credited by the transaction which is to be rejected, so it has no rights do reject it."),
   1397 
   1398   /** This error code is returned when no known exception types captured the exception. */
   1399   BANK_UNMANAGED_EXCEPTION(5110, 500, "This error code is returned when no known exception types captured the exception."),
   1400 
   1401   /** 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. */
   1402   BANK_SOFT_EXCEPTION(5111, 500, "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."),
   1403 
   1404   /** The request UID for a request to transfer funds has already been used, but with different details for the transfer. */
   1405   BANK_TRANSFER_REQUEST_UID_REUSED(5112, 409, "The request UID for a request to transfer funds has already been used, but with different details for the transfer."),
   1406 
   1407   /** The withdrawal operation already has a reserve selected.  The current request conflicts with the existing selection. */
   1408   BANK_WITHDRAWAL_OPERATION_RESERVE_SELECTION_CONFLICT(5113, 409, "The withdrawal operation already has a reserve selected.  The current request conflicts with the existing selection."),
   1409 
   1410   /** The wire transfer subject duplicates an existing reserve public key. But wire transfer subjects must be unique. */
   1411   BANK_DUPLICATE_RESERVE_PUB_SUBJECT(5114, 409, "The wire transfer subject duplicates an existing reserve public key. But wire transfer subjects must be unique."),
   1412 
   1413   /** The client requested a transaction that is so far in the past, that it has been forgotten by the bank. */
   1414   BANK_ANCIENT_TRANSACTION_GONE(5115, 410, "The client requested a transaction that is so far in the past, that it has been forgotten by the bank."),
   1415 
   1416   /** The client attempted to abort a transaction that was already confirmed. */
   1417   BANK_ABORT_CONFIRM_CONFLICT(5116, 409, "The client attempted to abort a transaction that was already confirmed."),
   1418 
   1419   /** The client attempted to confirm a transaction that was already aborted. */
   1420   BANK_CONFIRM_ABORT_CONFLICT(5117, 409, "The client attempted to confirm a transaction that was already aborted."),
   1421 
   1422   /** The client attempted to register an account with the same name. */
   1423   BANK_REGISTER_CONFLICT(5118, 409, "The client attempted to register an account with the same name."),
   1424 
   1425   /** The client attempted to confirm a withdrawal operation before the wallet posted the required details. */
   1426   BANK_POST_WITHDRAWAL_OPERATION_REQUIRED(5119, 400, "The client attempted to confirm a withdrawal operation before the wallet posted the required details."),
   1427 
   1428   /** The client tried to register a new account under a reserved username (like 'admin' for example). */
   1429   BANK_RESERVED_USERNAME_CONFLICT(5120, 409, "The client tried to register a new account under a reserved username (like 'admin' for example)."),
   1430 
   1431   /** The client tried to register a new account with an username already in use. */
   1432   BANK_REGISTER_USERNAME_REUSE(5121, 409, "The client tried to register a new account with an username already in use."),
   1433 
   1434   /** The client tried to register a new account with a payto:// URI already in use. */
   1435   BANK_REGISTER_PAYTO_URI_REUSE(5122, 409, "The client tried to register a new account with a payto:// URI already in use."),
   1436 
   1437   /** The client tried to delete an account with a non null balance. */
   1438   BANK_ACCOUNT_BALANCE_NOT_ZERO(5123, 409, "The client tried to delete an account with a non null balance."),
   1439 
   1440   /** The client tried to create a transaction or an operation that credit an unknown account. */
   1441   BANK_UNKNOWN_CREDITOR(5124, 409, "The client tried to create a transaction or an operation that credit an unknown account."),
   1442 
   1443   /** The client tried to create a transaction or an operation that debit an unknown account. */
   1444   BANK_UNKNOWN_DEBTOR(5125, 409, "The client tried to create a transaction or an operation that debit an unknown account."),
   1445 
   1446   /** The client tried to perform an action prohibited for exchange accounts. */
   1447   BANK_ACCOUNT_IS_EXCHANGE(5126, 409, "The client tried to perform an action prohibited for exchange accounts."),
   1448 
   1449   /** The client tried to perform an action reserved for exchange accounts. */
   1450   BANK_ACCOUNT_IS_NOT_EXCHANGE(5127, 409, "The client tried to perform an action reserved for exchange accounts."),
   1451 
   1452   /** Received currency conversion is wrong. */
   1453   BANK_BAD_CONVERSION(5128, 409, "Received currency conversion is wrong."),
   1454 
   1455   /** The account referenced in this operation is missing tan info for the chosen channel. */
   1456   BANK_MISSING_TAN_INFO(5129, 409, "The account referenced in this operation is missing tan info for the chosen channel."),
   1457 
   1458   /** The client attempted to confirm a transaction with incomplete info. */
   1459   BANK_CONFIRM_INCOMPLETE(5130, 409, "The client attempted to confirm a transaction with incomplete info."),
   1460 
   1461   /** The request rate is too high. The server is refusing requests to guard against brute-force attacks. */
   1462   BANK_TAN_RATE_LIMITED(5131, 429, "The request rate is too high. The server is refusing requests to guard against brute-force attacks."),
   1463 
   1464   /** This TAN channel is not supported. */
   1465   BANK_TAN_CHANNEL_NOT_SUPPORTED(5132, 501, "This TAN channel is not supported."),
   1466 
   1467   /** Failed to send TAN using the helper script. Either script is not found, or script timeout, or script terminated with a non-successful result. */
   1468   BANK_TAN_CHANNEL_SCRIPT_FAILED(5133, 500, "Failed to send TAN using the helper script. Either script is not found, or script timeout, or script terminated with a non-successful result."),
   1469 
   1470   /** The client's response to the challenge was invalid. */
   1471   BANK_TAN_CHALLENGE_FAILED(5134, 403, "The client's response to the challenge was invalid."),
   1472 
   1473   /** A non-admin user has tried to change their legal name. */
   1474   BANK_NON_ADMIN_PATCH_LEGAL_NAME(5135, 409, "A non-admin user has tried to change their legal name."),
   1475 
   1476   /** A non-admin user has tried to change their debt limit. */
   1477   BANK_NON_ADMIN_PATCH_DEBT_LIMIT(5136, 409, "A non-admin user has tried to change their debt limit."),
   1478 
   1479   /** A non-admin user has tried to change their password whihout providing the current one. */
   1480   BANK_NON_ADMIN_PATCH_MISSING_OLD_PASSWORD(5137, 409, "A non-admin user has tried to change their password whihout providing the current one."),
   1481 
   1482   /** Provided old password does not match current password. */
   1483   BANK_PATCH_BAD_OLD_PASSWORD(5138, 409, "Provided old password does not match current password."),
   1484 
   1485   /** An admin user has tried to become an exchange. */
   1486   BANK_PATCH_ADMIN_EXCHANGE(5139, 409, "An admin user has tried to become an exchange."),
   1487 
   1488   /** A non-admin user has tried to change their cashout account. */
   1489   BANK_NON_ADMIN_PATCH_CASHOUT(5140, 409, "A non-admin user has tried to change their cashout account."),
   1490 
   1491   /** A non-admin user has tried to change their contact info. */
   1492   BANK_NON_ADMIN_PATCH_CONTACT(5141, 409, "A non-admin user has tried to change their contact info."),
   1493 
   1494   /** The client tried to create a transaction that credit the admin account. */
   1495   BANK_ADMIN_CREDITOR(5142, 409, "The client tried to create a transaction that credit the admin account."),
   1496 
   1497   /** The referenced challenge was not found. */
   1498   BANK_CHALLENGE_NOT_FOUND(5143, 404, "The referenced challenge was not found."),
   1499 
   1500   /** The referenced challenge has expired. */
   1501   BANK_TAN_CHALLENGE_EXPIRED(5144, 409, "The referenced challenge has expired."),
   1502 
   1503   /** A non-admin user has tried to create an account with 2fa. */
   1504   BANK_NON_ADMIN_SET_TAN_CHANNEL(5145, 409, "A non-admin user has tried to create an account with 2fa."),
   1505 
   1506   /** A non-admin user has tried to set their minimum cashout amount. */
   1507   BANK_NON_ADMIN_SET_MIN_CASHOUT(5146, 409, "A non-admin user has tried to set their minimum cashout amount."),
   1508 
   1509   /** Amount of currency conversion it less than the minimum allowed. */
   1510   BANK_CONVERSION_AMOUNT_TO_SMALL(5147, 409, "Amount of currency conversion it less than the minimum allowed."),
   1511 
   1512   /** Specified amount will not work for this withdrawal. */
   1513   BANK_AMOUNT_DIFFERS(5148, 409, "Specified amount will not work for this withdrawal."),
   1514 
   1515   /** The backend requires an amount to be specified. */
   1516   BANK_AMOUNT_REQUIRED(5149, 409, "The backend requires an amount to be specified."),
   1517 
   1518   /** Provided password is too short. */
   1519   BANK_PASSWORD_TOO_SHORT(5150, 409, "Provided password is too short."),
   1520 
   1521   /** Provided password is too long. */
   1522   BANK_PASSWORD_TOO_LONG(5151, 409, "Provided password is too long."),
   1523 
   1524   /** Bank account is locked and cannot authenticate using his password. */
   1525   BANK_ACCOUNT_LOCKED(5152, 403, "Bank account is locked and cannot authenticate using his password."),
   1526 
   1527   /** The client attempted to update a transaction' details that was already aborted. */
   1528   BANK_UPDATE_ABORT_CONFLICT(5153, 409, "The client attempted to update a transaction' details that was already aborted."),
   1529 
   1530   /** The wtid for a request to transfer funds has already been used, but with a different request unpaid. */
   1531   BANK_TRANSFER_WTID_REUSED(5154, 409, "The wtid for a request to transfer funds has already been used, but with a different request unpaid."),
   1532 
   1533   /** A non-admin user has tried to set their conversion rate class */
   1534   BANK_NON_ADMIN_SET_CONVERSION_RATE_CLASS(5155, 409, "A non-admin user has tried to set their conversion rate class"),
   1535 
   1536   /** The referenced conversion rate class was not found */
   1537   BANK_CONVERSION_RATE_CLASS_UNKNOWN(5156, 409, "The referenced conversion rate class was not found"),
   1538 
   1539   /** The client tried to use an already taken name. */
   1540   BANK_NAME_REUSE(5157, 409, "The client tried to use an already taken name."),
   1541 
   1542   /** The sync service failed find the account in its database. */
   1543   SYNC_ACCOUNT_UNKNOWN(6100, 404, "The sync service failed find the account in its database."),
   1544 
   1545   /** The SHA-512 hash provided in the If-None-Match header is malformed. */
   1546   SYNC_BAD_IF_NONE_MATCH(6101, 400, "The SHA-512 hash provided in the If-None-Match header is malformed."),
   1547 
   1548   /** The SHA-512 hash provided in the If-Match header is malformed or missing. */
   1549   SYNC_BAD_IF_MATCH(6102, 400, "The SHA-512 hash provided in the If-Match header is malformed or missing."),
   1550 
   1551   /** The signature provided in the \"Sync-Signature\" header is malformed or missing. */
   1552   SYNC_BAD_SYNC_SIGNATURE(6103, 400, "The signature provided in the \"Sync-Signature\" header is malformed or missing."),
   1553 
   1554   /** The signature provided in the \"Sync-Signature\" header does not match the account, old or new Etags. */
   1555   SYNC_INVALID_SIGNATURE(6104, 403, "The signature provided in the \"Sync-Signature\" header does not match the account, old or new Etags."),
   1556 
   1557   /** The \"Content-length\" field for the upload is not a number. */
   1558   SYNC_MALFORMED_CONTENT_LENGTH(6105, 400, "The \"Content-length\" field for the upload is not a number."),
   1559 
   1560   /** The \"Content-length\" field for the upload is too big based on the server's terms of service. */
   1561   SYNC_EXCESSIVE_CONTENT_LENGTH(6106, 413, "The \"Content-length\" field for the upload is too big based on the server's terms of service."),
   1562 
   1563   /** The server is out of memory to handle the upload. Trying again later may succeed. */
   1564   SYNC_OUT_OF_MEMORY_ON_CONTENT_LENGTH(6107, 413, "The server is out of memory to handle the upload. Trying again later may succeed."),
   1565 
   1566   /** The uploaded data does not match the Etag. */
   1567   SYNC_INVALID_UPLOAD(6108, 400, "The uploaded data does not match the Etag."),
   1568 
   1569   /** HTTP server experienced a timeout while awaiting promised payment. */
   1570   SYNC_PAYMENT_GENERIC_TIMEOUT(6109, 408, "HTTP server experienced a timeout while awaiting promised payment."),
   1571 
   1572   /** Sync could not setup the payment request with its own backend. */
   1573   SYNC_PAYMENT_CREATE_BACKEND_ERROR(6110, 500, "Sync could not setup the payment request with its own backend."),
   1574 
   1575   /** The sync service failed find the backup to be updated in its database. */
   1576   SYNC_PREVIOUS_BACKUP_UNKNOWN(6111, 404, "The sync service failed find the backup to be updated in its database."),
   1577 
   1578   /** The \"Content-length\" field for the upload is missing. */
   1579   SYNC_MISSING_CONTENT_LENGTH(6112, 400, "The \"Content-length\" field for the upload is missing."),
   1580 
   1581   /** Sync had problems communicating with its payment backend. */
   1582   SYNC_GENERIC_BACKEND_ERROR(6113, 502, "Sync had problems communicating with its payment backend."),
   1583 
   1584   /** Sync experienced a timeout communicating with its payment backend. */
   1585   SYNC_GENERIC_BACKEND_TIMEOUT(6114, 504, "Sync experienced a timeout communicating with its payment backend."),
   1586 
   1587   /** The wallet does not implement a version of the exchange protocol that is compatible with the protocol version of the exchange. */
   1588   WALLET_EXCHANGE_PROTOCOL_VERSION_INCOMPATIBLE(7000, 501, "The wallet does not implement a version of the exchange protocol that is compatible with the protocol version of the exchange."),
   1589 
   1590   /** The wallet encountered an unexpected exception.  This is likely a bug in the wallet implementation. */
   1591   WALLET_UNEXPECTED_EXCEPTION(7001, 500, "The wallet encountered an unexpected exception.  This is likely a bug in the wallet implementation."),
   1592 
   1593   /** The wallet received a response from a server, but the response can't be parsed. */
   1594   WALLET_RECEIVED_MALFORMED_RESPONSE(7002, 0, "The wallet received a response from a server, but the response can't be parsed."),
   1595 
   1596   /** The wallet tried to make a network request, but it received no response. */
   1597   WALLET_NETWORK_ERROR(7003, 0, "The wallet tried to make a network request, but it received no response."),
   1598 
   1599   /** The wallet tried to make a network request, but it was throttled. */
   1600   WALLET_HTTP_REQUEST_THROTTLED(7004, 0, "The wallet tried to make a network request, but it was throttled."),
   1601 
   1602   /** The wallet made a request to a service, but received an error response it does not know how to handle. */
   1603   WALLET_UNEXPECTED_REQUEST_ERROR(7005, 0, "The wallet made a request to a service, but received an error response it does not know how to handle."),
   1604 
   1605   /** The denominations offered by the exchange are insufficient.  Likely the exchange is badly configured or not maintained. */
   1606   WALLET_EXCHANGE_DENOMINATIONS_INSUFFICIENT(7006, 0, "The denominations offered by the exchange are insufficient.  Likely the exchange is badly configured or not maintained."),
   1607 
   1608   /** The wallet does not support the operation requested by a client. */
   1609   WALLET_CORE_API_OPERATION_UNKNOWN(7007, 0, "The wallet does not support the operation requested by a client."),
   1610 
   1611   /** The given taler://pay URI is invalid. */
   1612   WALLET_INVALID_TALER_PAY_URI(7008, 0, "The given taler://pay URI is invalid."),
   1613 
   1614   /** The signature on a coin by the exchange's denomination key is invalid after unblinding it. */
   1615   WALLET_EXCHANGE_COIN_SIGNATURE_INVALID(7009, 0, "The signature on a coin by the exchange's denomination key is invalid after unblinding it."),
   1616 
   1617   /** The exchange does not know about the reserve (yet), and thus withdrawal can't progress. */
   1618   WALLET_EXCHANGE_WITHDRAW_RESERVE_UNKNOWN_AT_EXCHANGE(7010, 404, "The exchange does not know about the reserve (yet), and thus withdrawal can't progress."),
   1619 
   1620   /** The wallet core service is not available. */
   1621   WALLET_CORE_NOT_AVAILABLE(7011, 0, "The wallet core service is not available."),
   1622 
   1623   /** The bank has aborted a withdrawal operation, and thus a withdrawal can't complete. */
   1624   WALLET_WITHDRAWAL_OPERATION_ABORTED_BY_BANK(7012, 0, "The bank has aborted a withdrawal operation, and thus a withdrawal can't complete."),
   1625 
   1626   /** An HTTP request made by the wallet timed out. */
   1627   WALLET_HTTP_REQUEST_GENERIC_TIMEOUT(7013, 0, "An HTTP request made by the wallet timed out."),
   1628 
   1629   /** The order has already been claimed by another wallet. */
   1630   WALLET_ORDER_ALREADY_CLAIMED(7014, 0, "The order has already been claimed by another wallet."),
   1631 
   1632   /** A group of withdrawal operations (typically for the same reserve at the same exchange) has errors and will be tried again later. */
   1633   WALLET_WITHDRAWAL_GROUP_INCOMPLETE(7015, 0, "A group of withdrawal operations (typically for the same reserve at the same exchange) has errors and will be tried again later."),
   1634 
   1635   /** The signature on a coin by the exchange's denomination key (obtained through the merchant via a reward) is invalid after unblinding it. */
   1636   WALLET_REWARD_COIN_SIGNATURE_INVALID(7016, 0, "The signature on a coin by the exchange's denomination key (obtained through the merchant via a reward) is invalid after unblinding it."),
   1637 
   1638   /** The wallet does not implement a version of the bank integration API that is compatible with the version offered by the bank. */
   1639   WALLET_BANK_INTEGRATION_PROTOCOL_VERSION_INCOMPATIBLE(7017, 0, "The wallet does not implement a version of the bank integration API that is compatible with the version offered by the bank."),
   1640 
   1641   /** 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. */
   1642   WALLET_CONTRACT_TERMS_BASE_URL_MISMATCH(7018, 0, "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."),
   1643 
   1644   /** The merchant's signature on the contract terms is invalid. */
   1645   WALLET_CONTRACT_TERMS_SIGNATURE_INVALID(7019, 0, "The merchant's signature on the contract terms is invalid."),
   1646 
   1647   /** The contract terms given by the merchant are malformed. */
   1648   WALLET_CONTRACT_TERMS_MALFORMED(7020, 0, "The contract terms given by the merchant are malformed."),
   1649 
   1650   /** A pending operation failed, and thus the request can't be completed. */
   1651   WALLET_PENDING_OPERATION_FAILED(7021, 0, "A pending operation failed, and thus the request can't be completed."),
   1652 
   1653   /** A payment was attempted, but the merchant had an internal server error (5xx). */
   1654   WALLET_PAY_MERCHANT_SERVER_ERROR(7022, 0, "A payment was attempted, but the merchant had an internal server error (5xx)."),
   1655 
   1656   /** The crypto worker failed. */
   1657   WALLET_CRYPTO_WORKER_ERROR(7023, 0, "The crypto worker failed."),
   1658 
   1659   /** The crypto worker received a bad request. */
   1660   WALLET_CRYPTO_WORKER_BAD_REQUEST(7024, 0, "The crypto worker received a bad request."),
   1661 
   1662   /** A KYC step is required before withdrawal can proceed. */
   1663   WALLET_WITHDRAWAL_KYC_REQUIRED(7025, 0, "A KYC step is required before withdrawal can proceed."),
   1664 
   1665   /** The wallet does not have sufficient balance to create a deposit group. */
   1666   WALLET_DEPOSIT_GROUP_INSUFFICIENT_BALANCE(7026, 0, "The wallet does not have sufficient balance to create a deposit group."),
   1667 
   1668   /** The wallet does not have sufficient balance to create a peer push payment. */
   1669   WALLET_PEER_PUSH_PAYMENT_INSUFFICIENT_BALANCE(7027, 0, "The wallet does not have sufficient balance to create a peer push payment."),
   1670 
   1671   /** The wallet does not have sufficient balance to pay for an invoice. */
   1672   WALLET_PEER_PULL_PAYMENT_INSUFFICIENT_BALANCE(7028, 0, "The wallet does not have sufficient balance to pay for an invoice."),
   1673 
   1674   /** A group of refresh operations has errors and will be tried again later. */
   1675   WALLET_REFRESH_GROUP_INCOMPLETE(7029, 0, "A group of refresh operations has errors and will be tried again later."),
   1676 
   1677   /** The exchange's self-reported base URL does not match the one that the wallet is using. */
   1678   WALLET_EXCHANGE_BASE_URL_MISMATCH(7030, 0, "The exchange's self-reported base URL does not match the one that the wallet is using."),
   1679 
   1680   /** The order has already been paid by another wallet. */
   1681   WALLET_ORDER_ALREADY_PAID(7031, 0, "The order has already been paid by another wallet."),
   1682 
   1683   /** An exchange that is required for some request is currently not available. */
   1684   WALLET_EXCHANGE_UNAVAILABLE(7032, 0, "An exchange that is required for some request is currently not available."),
   1685 
   1686   /** An exchange entry is still used by the exchange, thus it can't be deleted without purging. */
   1687   WALLET_EXCHANGE_ENTRY_USED(7033, 0, "An exchange entry is still used by the exchange, thus it can't be deleted without purging."),
   1688 
   1689   /** The wallet database is unavailable and the wallet thus is not operational. */
   1690   WALLET_DB_UNAVAILABLE(7034, 0, "The wallet database is unavailable and the wallet thus is not operational."),
   1691 
   1692   /** A taler:// URI is malformed and can't be parsed. */
   1693   WALLET_TALER_URI_MALFORMED(7035, 0, "A taler:// URI is malformed and can't be parsed."),
   1694 
   1695   /** A wallet-core request was cancelled and thus can't provide a response. */
   1696   WALLET_CORE_REQUEST_CANCELLED(7036, 0, "A wallet-core request was cancelled and thus can't provide a response."),
   1697 
   1698   /** A wallet-core request failed because the user needs to first accept the exchange's terms of service. */
   1699   WALLET_EXCHANGE_TOS_NOT_ACCEPTED(7037, 0, "A wallet-core request failed because the user needs to first accept the exchange's terms of service."),
   1700 
   1701   /** An exchange entry could not be updated, as the exchange's new details conflict with the new details. */
   1702   WALLET_EXCHANGE_ENTRY_UPDATE_CONFLICT(7038, 0, "An exchange entry could not be updated, as the exchange's new details conflict with the new details."),
   1703 
   1704   /** The wallet's information about the exchange is outdated. */
   1705   WALLET_EXCHANGE_ENTRY_OUTDATED(7039, 0, "The wallet's information about the exchange is outdated."),
   1706 
   1707   /** The merchant needs to do KYC first, the payment could not be completed. */
   1708   WALLET_PAY_MERCHANT_KYC_MISSING(7040, 0, "The merchant needs to do KYC first, the payment could not be completed."),
   1709 
   1710   /** A peer-pull-debit transaction was aborted because the exchange reported the purse as gone. */
   1711   WALLET_PEER_PULL_DEBIT_PURSE_GONE(7041, 0, "A peer-pull-debit transaction was aborted because the exchange reported the purse as gone."),
   1712 
   1713   /** A transaction was aborted on explicit request by the user. */
   1714   WALLET_TRANSACTION_ABORTED_BY_USER(7042, 0, "A transaction was aborted on explicit request by the user."),
   1715 
   1716   /** A transaction was abandoned on explicit request by the user. */
   1717   WALLET_TRANSACTION_ABANDONED_BY_USER(7043, 0, "A transaction was abandoned on explicit request by the user."),
   1718 
   1719   /** A payment was attempted, but the merchant claims the order is gone (likely expired). */
   1720   WALLET_PAY_MERCHANT_ORDER_GONE(7044, 0, "A payment was attempted, but the merchant claims the order is gone (likely expired)."),
   1721 
   1722   /** The wallet does not have an entry for the requested exchange. */
   1723   WALLET_EXCHANGE_ENTRY_NOT_FOUND(7045, 0, "The wallet does not have an entry for the requested exchange."),
   1724 
   1725   /** The wallet is not able to process the request due to the transaction's state. */
   1726   WALLET_REQUEST_TRANSACTION_STATE_UNSUPPORTED(7046, 0, "The wallet is not able to process the request due to the transaction's state."),
   1727 
   1728   /** A transaction could not be processed due to an unrecoverable protocol violation. */
   1729   WALLET_TRANSACTION_PROTOCOL_VIOLATION(7047, 0, "A transaction could not be processed due to an unrecoverable protocol violation."),
   1730 
   1731   /** A parameter in the request is malformed or missing. */
   1732   WALLET_CORE_API_BAD_REQUEST(7048, 0, "A parameter in the request is malformed or missing."),
   1733 
   1734   /** We encountered a timeout with our payment backend. */
   1735   ANASTASIS_GENERIC_BACKEND_TIMEOUT(8000, 504, "We encountered a timeout with our payment backend."),
   1736 
   1737   /** The backend requested payment, but the request is malformed. */
   1738   ANASTASIS_GENERIC_INVALID_PAYMENT_REQUEST(8001, 0, "The backend requested payment, but the request is malformed."),
   1739 
   1740   /** The backend got an unexpected reply from the payment processor. */
   1741   ANASTASIS_GENERIC_BACKEND_ERROR(8002, 502, "The backend got an unexpected reply from the payment processor."),
   1742 
   1743   /** The \"Content-length\" field for the upload is missing. */
   1744   ANASTASIS_GENERIC_MISSING_CONTENT_LENGTH(8003, 400, "The \"Content-length\" field for the upload is missing."),
   1745 
   1746   /** The \"Content-length\" field for the upload is malformed. */
   1747   ANASTASIS_GENERIC_MALFORMED_CONTENT_LENGTH(8004, 400, "The \"Content-length\" field for the upload is malformed."),
   1748 
   1749   /** The backend failed to setup an order with the payment processor. */
   1750   ANASTASIS_GENERIC_ORDER_CREATE_BACKEND_ERROR(8005, 502, "The backend failed to setup an order with the payment processor."),
   1751 
   1752   /** The backend was not authorized to check for payment with the payment processor. */
   1753   ANASTASIS_GENERIC_PAYMENT_CHECK_UNAUTHORIZED(8006, 500, "The backend was not authorized to check for payment with the payment processor."),
   1754 
   1755   /** The backend could not check payment status with the payment processor. */
   1756   ANASTASIS_GENERIC_PAYMENT_CHECK_START_FAILED(8007, 500, "The backend could not check payment status with the payment processor."),
   1757 
   1758   /** The Anastasis provider could not be reached. */
   1759   ANASTASIS_GENERIC_PROVIDER_UNREACHABLE(8008, 0, "The Anastasis provider could not be reached."),
   1760 
   1761   /** HTTP server experienced a timeout while awaiting promised payment. */
   1762   ANASTASIS_PAYMENT_GENERIC_TIMEOUT(8009, 408, "HTTP server experienced a timeout while awaiting promised payment."),
   1763 
   1764   /** The key share is unknown to the provider. */
   1765   ANASTASIS_TRUTH_UNKNOWN(8108, 404, "The key share is unknown to the provider."),
   1766 
   1767   /** The authorization method used for the key share is no longer supported by the provider. */
   1768   ANASTASIS_TRUTH_AUTHORIZATION_METHOD_NO_LONGER_SUPPORTED(8109, 500, "The authorization method used for the key share is no longer supported by the provider."),
   1769 
   1770   /** The client needs to respond to the challenge. */
   1771   ANASTASIS_TRUTH_CHALLENGE_RESPONSE_REQUIRED(8110, 403, "The client needs to respond to the challenge."),
   1772 
   1773   /** The client's response to the challenge was invalid. */
   1774   ANASTASIS_TRUTH_CHALLENGE_FAILED(8111, 403, "The client's response to the challenge was invalid."),
   1775 
   1776   /** The backend is not aware of having issued the provided challenge code. Either this is the wrong code, or it has expired. */
   1777   ANASTASIS_TRUTH_CHALLENGE_UNKNOWN(8112, 404, "The backend is not aware of having issued the provided challenge code. Either this is the wrong code, or it has expired."),
   1778 
   1779   /** The backend failed to initiate the authorization process. */
   1780   ANASTASIS_TRUTH_AUTHORIZATION_START_FAILED(8114, 500, "The backend failed to initiate the authorization process."),
   1781 
   1782   /** The authorization succeeded, but the key share is no longer available. */
   1783   ANASTASIS_TRUTH_KEY_SHARE_GONE(8115, 404, "The authorization succeeded, but the key share is no longer available."),
   1784 
   1785   /** The backend forgot the order we asked the client to pay for */
   1786   ANASTASIS_TRUTH_ORDER_DISAPPEARED(8116, 502, "The backend forgot the order we asked the client to pay for"),
   1787 
   1788   /** The backend itself reported a bad exchange interaction. */
   1789   ANASTASIS_TRUTH_BACKEND_EXCHANGE_BAD(8117, 502, "The backend itself reported a bad exchange interaction."),
   1790 
   1791   /** The backend reported a payment status we did not expect. */
   1792   ANASTASIS_TRUTH_UNEXPECTED_PAYMENT_STATUS(8118, 500, "The backend reported a payment status we did not expect."),
   1793 
   1794   /** The backend failed to setup the order for payment. */
   1795   ANASTASIS_TRUTH_PAYMENT_CREATE_BACKEND_ERROR(8119, 502, "The backend failed to setup the order for payment."),
   1796 
   1797   /** The decryption of the key share failed with the provided key. */
   1798   ANASTASIS_TRUTH_DECRYPTION_FAILED(8120, 400, "The decryption of the key share failed with the provided key."),
   1799 
   1800   /** The request rate is too high. The server is refusing requests to guard against brute-force attacks. */
   1801   ANASTASIS_TRUTH_RATE_LIMITED(8121, 429, "The request rate is too high. The server is refusing requests to guard against brute-force attacks."),
   1802 
   1803   /** A request to issue a challenge is not valid for this authentication method. */
   1804   ANASTASIS_TRUTH_CHALLENGE_WRONG_METHOD(8123, 400, "A request to issue a challenge is not valid for this authentication method."),
   1805 
   1806   /** The backend failed to store the key share because the UUID is already in use. */
   1807   ANASTASIS_TRUTH_UPLOAD_UUID_EXISTS(8150, 409, "The backend failed to store the key share because the UUID is already in use."),
   1808 
   1809   /** The backend failed to store the key share because the authorization method is not supported. */
   1810   ANASTASIS_TRUTH_UPLOAD_METHOD_NOT_SUPPORTED(8151, 400, "The backend failed to store the key share because the authorization method is not supported."),
   1811 
   1812   /** The provided phone number is not an acceptable number. */
   1813   ANASTASIS_SMS_PHONE_INVALID(8200, 409, "The provided phone number is not an acceptable number."),
   1814 
   1815   /** Failed to run the SMS transmission helper process. */
   1816   ANASTASIS_SMS_HELPER_EXEC_FAILED(8201, 500, "Failed to run the SMS transmission helper process."),
   1817 
   1818   /** Provider failed to send SMS. Helper terminated with a non-successful result. */
   1819   ANASTASIS_SMS_HELPER_COMMAND_FAILED(8202, 500, "Provider failed to send SMS. Helper terminated with a non-successful result."),
   1820 
   1821   /** The provided email address is not an acceptable address. */
   1822   ANASTASIS_EMAIL_INVALID(8210, 409, "The provided email address is not an acceptable address."),
   1823 
   1824   /** Failed to run the E-mail transmission helper process. */
   1825   ANASTASIS_EMAIL_HELPER_EXEC_FAILED(8211, 500, "Failed to run the E-mail transmission helper process."),
   1826 
   1827   /** Provider failed to send E-mail. Helper terminated with a non-successful result. */
   1828   ANASTASIS_EMAIL_HELPER_COMMAND_FAILED(8212, 500, "Provider failed to send E-mail. Helper terminated with a non-successful result."),
   1829 
   1830   /** The provided postal address is not an acceptable address. */
   1831   ANASTASIS_POST_INVALID(8220, 409, "The provided postal address is not an acceptable address."),
   1832 
   1833   /** Failed to run the mail transmission helper process. */
   1834   ANASTASIS_POST_HELPER_EXEC_FAILED(8221, 500, "Failed to run the mail transmission helper process."),
   1835 
   1836   /** Provider failed to send mail. Helper terminated with a non-successful result. */
   1837   ANASTASIS_POST_HELPER_COMMAND_FAILED(8222, 500, "Provider failed to send mail. Helper terminated with a non-successful result."),
   1838 
   1839   /** The provided IBAN address is not an acceptable IBAN. */
   1840   ANASTASIS_IBAN_INVALID(8230, 409, "The provided IBAN address is not an acceptable IBAN."),
   1841 
   1842   /** The provider has not yet received the IBAN wire transfer authorizing the disclosure of the key share. */
   1843   ANASTASIS_IBAN_MISSING_TRANSFER(8231, 403, "The provider has not yet received the IBAN wire transfer authorizing the disclosure of the key share."),
   1844 
   1845   /** The backend did not find a TOTP key in the data provided. */
   1846   ANASTASIS_TOTP_KEY_MISSING(8240, 409, "The backend did not find a TOTP key in the data provided."),
   1847 
   1848   /** The key provided does not satisfy the format restrictions for an Anastasis TOTP key. */
   1849   ANASTASIS_TOTP_KEY_INVALID(8241, 409, "The key provided does not satisfy the format restrictions for an Anastasis TOTP key."),
   1850 
   1851   /** The given if-none-match header is malformed. */
   1852   ANASTASIS_POLICY_BAD_IF_NONE_MATCH(8301, 400, "The given if-none-match header is malformed."),
   1853 
   1854   /** The server is out of memory to handle the upload. Trying again later may succeed. */
   1855   ANASTASIS_POLICY_OUT_OF_MEMORY_ON_CONTENT_LENGTH(8304, 413, "The server is out of memory to handle the upload. Trying again later may succeed."),
   1856 
   1857   /** The signature provided in the \"Anastasis-Policy-Signature\" header is malformed or missing. */
   1858   ANASTASIS_POLICY_BAD_SIGNATURE(8305, 400, "The signature provided in the \"Anastasis-Policy-Signature\" header is malformed or missing."),
   1859 
   1860   /** The given if-match header is malformed. */
   1861   ANASTASIS_POLICY_BAD_IF_MATCH(8306, 400, "The given if-match header is malformed."),
   1862 
   1863   /** The uploaded data does not match the Etag. */
   1864   ANASTASIS_POLICY_INVALID_UPLOAD(8307, 400, "The uploaded data does not match the Etag."),
   1865 
   1866   /** The provider is unaware of the requested policy. */
   1867   ANASTASIS_POLICY_NOT_FOUND(8350, 404, "The provider is unaware of the requested policy."),
   1868 
   1869   /** The given action is invalid for the current state of the reducer. */
   1870   ANASTASIS_REDUCER_ACTION_INVALID(8400, 0, "The given action is invalid for the current state of the reducer."),
   1871 
   1872   /** The given state of the reducer is invalid. */
   1873   ANASTASIS_REDUCER_STATE_INVALID(8401, 0, "The given state of the reducer is invalid."),
   1874 
   1875   /** The given input to the reducer is invalid. */
   1876   ANASTASIS_REDUCER_INPUT_INVALID(8402, 0, "The given input to the reducer is invalid."),
   1877 
   1878   /** The selected authentication method does not work for the Anastasis provider. */
   1879   ANASTASIS_REDUCER_AUTHENTICATION_METHOD_NOT_SUPPORTED(8403, 0, "The selected authentication method does not work for the Anastasis provider."),
   1880 
   1881   /** The given input and action do not work for the current state. */
   1882   ANASTASIS_REDUCER_INPUT_INVALID_FOR_STATE(8404, 0, "The given input and action do not work for the current state."),
   1883 
   1884   /** We experienced an unexpected failure interacting with the backend. */
   1885   ANASTASIS_REDUCER_BACKEND_FAILURE(8405, 0, "We experienced an unexpected failure interacting with the backend."),
   1886 
   1887   /** The contents of a resource file did not match our expectations. */
   1888   ANASTASIS_REDUCER_RESOURCE_MALFORMED(8406, 0, "The contents of a resource file did not match our expectations."),
   1889 
   1890   /** A required resource file is missing. */
   1891   ANASTASIS_REDUCER_RESOURCE_MISSING(8407, 0, "A required resource file is missing."),
   1892 
   1893   /** An input did not match the regular expression. */
   1894   ANASTASIS_REDUCER_INPUT_REGEX_FAILED(8408, 0, "An input did not match the regular expression."),
   1895 
   1896   /** An input did not match the custom validation logic. */
   1897   ANASTASIS_REDUCER_INPUT_VALIDATION_FAILED(8409, 0, "An input did not match the custom validation logic."),
   1898 
   1899   /** 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. */
   1900   ANASTASIS_REDUCER_POLICY_LOOKUP_FAILED(8410, 0, "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."),
   1901 
   1902   /** Anastasis provider reported a fatal failure. */
   1903   ANASTASIS_REDUCER_BACKUP_PROVIDER_FAILED(8411, 0, "Anastasis provider reported a fatal failure."),
   1904 
   1905   /** Anastasis provider failed to respond to the configuration request. */
   1906   ANASTASIS_REDUCER_PROVIDER_CONFIG_FAILED(8412, 0, "Anastasis provider failed to respond to the configuration request."),
   1907 
   1908   /** The policy we downloaded is malformed. Must have been a client error while creating the backup. */
   1909   ANASTASIS_REDUCER_POLICY_MALFORMED(8413, 0, "The policy we downloaded is malformed. Must have been a client error while creating the backup."),
   1910 
   1911   /** We failed to obtain the policy, likely due to a network issue. */
   1912   ANASTASIS_REDUCER_NETWORK_FAILED(8414, 0, "We failed to obtain the policy, likely due to a network issue."),
   1913 
   1914   /** The recovered secret did not match the required syntax. */
   1915   ANASTASIS_REDUCER_SECRET_MALFORMED(8415, 0, "The recovered secret did not match the required syntax."),
   1916 
   1917   /** The challenge data provided is too large for the available providers. */
   1918   ANASTASIS_REDUCER_CHALLENGE_DATA_TOO_BIG(8416, 0, "The challenge data provided is too large for the available providers."),
   1919 
   1920   /** The provided core secret is too large for some of the providers. */
   1921   ANASTASIS_REDUCER_SECRET_TOO_BIG(8417, 0, "The provided core secret is too large for some of the providers."),
   1922 
   1923   /** The provider returned in invalid configuration. */
   1924   ANASTASIS_REDUCER_PROVIDER_INVALID_CONFIG(8418, 0, "The provider returned in invalid configuration."),
   1925 
   1926   /** The reducer encountered an internal error, likely a bug that needs to be reported. */
   1927   ANASTASIS_REDUCER_INTERNAL_ERROR(8419, 0, "The reducer encountered an internal error, likely a bug that needs to be reported."),
   1928 
   1929   /** The reducer already synchronized with all providers. */
   1930   ANASTASIS_REDUCER_PROVIDERS_ALREADY_SYNCED(8420, 0, "The reducer already synchronized with all providers."),
   1931 
   1932   /** 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. */
   1933   DONAU_GENERIC_KEYS_MISSING(8607, 503, "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."),
   1934 
   1935   /** The signature of the charity key is not valid. */
   1936   DONAU_CHARITY_SIGNATURE_INVALID(8608, 403, "The signature of the charity key is not valid."),
   1937 
   1938   /** The charity is unknown. */
   1939   DONAU_CHARITY_NOT_FOUND(8609, 404, "The charity is unknown."),
   1940 
   1941   /** The donation amount specified in the request exceeds the limit of the charity. */
   1942   DONAU_EXCEEDING_DONATION_LIMIT(8610, 400, "The donation amount specified in the request exceeds the limit of the charity."),
   1943 
   1944   /** The Donau is not aware of the donation unit requested for the operation. */
   1945   DONAU_GENERIC_DONATION_UNIT_UNKNOWN(8611, 404, "The Donau is not aware of the donation unit requested for the operation."),
   1946 
   1947   /** The Donau failed to talk to the process responsible for its private donation unit keys or the helpers had no donation units (properly) configured. */
   1948   DONAU_DONATION_UNIT_HELPER_UNAVAILABLE(8612, 502, "The Donau failed to talk to the process responsible for its private donation unit keys or the helpers had no donation units (properly) configured."),
   1949 
   1950   /** The Donau failed to talk to the process responsible for its private signing keys. */
   1951   DONAU_SIGNKEY_HELPER_UNAVAILABLE(8613, 502, "The Donau failed to talk to the process responsible for its private signing keys."),
   1952 
   1953   /** The response from the online signing key helper process was malformed. */
   1954   DONAU_SIGNKEY_HELPER_BUG(8614, 500, "The response from the online signing key helper process was malformed."),
   1955 
   1956   /** The number of segments included in the URI does not match the number of segments expected by the endpoint. */
   1957   DONAU_GENERIC_WRONG_NUMBER_OF_SEGMENTS(8615, 404, "The number of segments included in the URI does not match the number of segments expected by the endpoint."),
   1958 
   1959   /** The signature of the donation receipt is not valid. */
   1960   DONAU_DONATION_RECEIPT_SIGNATURE_INVALID(8616, 403, "The signature of the donation receipt is not valid."),
   1961 
   1962   /** The client reused a unique donor identifier nonce, which is not allowed. */
   1963   DONAU_DONOR_IDENTIFIER_NONCE_REUSE(8617, 409, "The client reused a unique donor identifier nonce, which is not allowed."),
   1964 
   1965   /** A generic error happened in the LibEuFin nexus.  See the enclose details JSON for more information. */
   1966   LIBEUFIN_NEXUS_GENERIC_ERROR(9000, 0, "A generic error happened in the LibEuFin nexus.  See the enclose details JSON for more information."),
   1967 
   1968   /** An uncaught exception happened in the LibEuFin nexus service. */
   1969   LIBEUFIN_NEXUS_UNCAUGHT_EXCEPTION(9001, 500, "An uncaught exception happened in the LibEuFin nexus service."),
   1970 
   1971   /** A generic error happened in the LibEuFin sandbox.  See the enclose details JSON for more information. */
   1972   LIBEUFIN_SANDBOX_GENERIC_ERROR(9500, 0, "A generic error happened in the LibEuFin sandbox.  See the enclose details JSON for more information."),
   1973 
   1974   /** An uncaught exception happened in the LibEuFin sandbox service. */
   1975   LIBEUFIN_SANDBOX_UNCAUGHT_EXCEPTION(9501, 500, "An uncaught exception happened in the LibEuFin sandbox service."),
   1976 
   1977   /** This validation method is not supported by the service. */
   1978   TALDIR_METHOD_NOT_SUPPORTED(9600, 404, "This validation method is not supported by the service."),
   1979 
   1980   /** Number of allowed attempts for initiating a challenge exceeded. */
   1981   TALDIR_REGISTER_RATE_LIMITED(9601, 429, "Number of allowed attempts for initiating a challenge exceeded."),
   1982 
   1983   /** The client is unknown or unauthorized. */
   1984   CHALLENGER_GENERIC_CLIENT_UNKNOWN(9750, 404, "The client is unknown or unauthorized."),
   1985 
   1986   /** The client is not authorized to use the given redirect URI. */
   1987   CHALLENGER_GENERIC_CLIENT_FORBIDDEN_BAD_REDIRECT_URI(9751, 403, "The client is not authorized to use the given redirect URI."),
   1988 
   1989   /** The service failed to execute its helper process to send the challenge. */
   1990   CHALLENGER_HELPER_EXEC_FAILED(9752, 500, "The service failed to execute its helper process to send the challenge."),
   1991 
   1992   /** The grant is unknown to the service (it could also have expired). */
   1993   CHALLENGER_GRANT_UNKNOWN(9753, 404, "The grant is unknown to the service (it could also have expired)."),
   1994 
   1995   /** The code given is not even well-formed. */
   1996   CHALLENGER_CLIENT_FORBIDDEN_BAD_CODE(9754, 403, "The code given is not even well-formed."),
   1997 
   1998   /** The service is not aware of the referenced validation process. */
   1999   CHALLENGER_GENERIC_VALIDATION_UNKNOWN(9755, 404, "The service is not aware of the referenced validation process."),
   2000 
   2001   /** The code given is not valid. */
   2002   CHALLENGER_CLIENT_FORBIDDEN_INVALID_CODE(9756, 403, "The code given is not valid."),
   2003 
   2004   /** Too many attempts have been made, validation is temporarily disabled for this address. */
   2005   CHALLENGER_TOO_MANY_ATTEMPTS(9757, 429, "Too many attempts have been made, validation is temporarily disabled for this address."),
   2006 
   2007   /** The PIN code provided is incorrect. */
   2008   CHALLENGER_INVALID_PIN(9758, 403, "The PIN code provided is incorrect."),
   2009 
   2010   /** The token cannot be valid as no address was ever provided by the client. */
   2011   CHALLENGER_MISSING_ADDRESS(9759, 409, "The token cannot be valid as no address was ever provided by the client."),
   2012 
   2013   /** The client is not allowed to change the address being validated. */
   2014   CHALLENGER_CLIENT_FORBIDDEN_READ_ONLY(9760, 403, "The client is not allowed to change the address being validated."),
   2015 
   2016   /** End of error code range. */
   2017   END(9999, 0, "End of error code range."),
   2018 
   2019 
   2020 }