1 files changed, 7 insertions, 4 deletions
diff --git a/packages/taler-wallet-webextension/src/wallet/AddExchange/state.ts b/packages/taler-wallet-webextension/src/wallet/AddExchange/state.ts
index 5ae0aa8f4..4a04f762a 100644
--- a/packages/taler-wallet-webextension/src/wallet/AddExchange/state.ts
+++ b/packages/taler-wallet-webextension/src/wallet/AddExchange/state.ts
@@ -14,15 +14,15 @@
  GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
-import { ExchangeEntryStatus, OperationFailWithBody, OperationOk, TalerExchangeApi, TalerExchangeHttpClient, canonicalizeBaseUrl, opKnownFailureWithBody } from "@gnu-taler/taler-util";
+import { ExchangeEntryStatus, TalerExchangeHttpClient, canonicalizeBaseUrl, opKnownFailureWithBody } from "@gnu-taler/taler-util";
 import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
+import { BrowserFetchHttpLib } from "@gnu-taler/web-util/browser";
 import { useCallback, useEffect, useState } from "preact/hooks";
 import { useBackendContext } from "../../context/backend.js";
 import { useAsyncAsHook } from "../../hooks/useAsyncAsHook.js";
 import { withSafe } from "../../mui/handlers.js";
 import { RecursiveState } from "../../utils/index.js";
 import { CheckExchangeErrors, Props, State } from "./index.js";
-import { BrowserFetchHttpLib } from "@gnu-taler/web-util/browser";
 
 function urlFromInput(str: string): URL {
   let result: URL;
@@ -83,6 +83,9 @@ export function useComponentState({ onBack, currency, noDebounce }: Props): Recu
          */
         const api = new TalerExchangeHttpClient(baseUrl.href, new BrowserFetchHttpLib() as any);
         const config = await api.getConfig()
+        if (config.type === "fail") {
+          return opKnownFailureWithBody<CheckExchangeErrors>("not-found", undefined)
+        }
         if (!api.isCompatible(config.body.version)) {
           return opKnownFailureWithBody<CheckExchangeErrors>("invalid-version", config.body.version)
         }
@@ -155,7 +158,7 @@ function useDebounce<T>(
   const [result, setResult] = useState<T | undefined>(undefined);
   const [error, setError] = useState<Error | undefined>(undefined);
 
-  const [handler, setHandler] = useState<any | undefined>(undefined);
+  const [handler, setHandler] = useState<number | undefined>(undefined);
 
   if (!disabled) {
     useEffect(() => {
@@ -180,7 +183,7 @@ function useDebounce<T>(
           setResult(undefined);
         }
       }, 500);
-      setHandler(h);
+      setHandler(h as unknown as number);
     }, [value, setHandler, onTrigger]);
   }