1 files changed, 5 insertions, 4 deletions
diff --git a/packages/taler-util/src/MerchantApiClient.ts b/packages/taler-util/src/MerchantApiClient.ts
index fa9a00176..c27f1d582 100644
--- a/packages/taler-util/src/MerchantApiClient.ts
+++ b/packages/taler-util/src/MerchantApiClient.ts
@@ -25,6 +25,7 @@ import {
   createPlatformHttpLib,
   expectSuccessResponseOrThrow,
   readSuccessResponseJsonOrThrow,
+  readTalerErrorResponse,
 } from "./http.js";
 import { FacadeCredentials } from "./libeufin-api-types.js";
 import { LibtoolVersion } from "./libtool-version.js";
@@ -305,7 +306,7 @@ export class MerchantApiClient {
       case HttpStatusCode.NotFound:
         return opKnownHttpFailure(resp.status, resp);
       default:
-        return opUnknownFailure(resp, await resp.text());
+        return opUnknownFailure(resp, await readTalerErrorResponse(resp));
     }
   }
 
@@ -321,7 +322,7 @@ export class MerchantApiClient {
       case HttpStatusCode.NotFound:
         return opKnownHttpFailure(resp.status, resp);
       default:
-        return opUnknownFailure(resp, await resp.text());
+        return opUnknownFailure(resp, await readTalerErrorResponse(resp));
     }
   }
 
@@ -342,7 +343,7 @@ export class MerchantApiClient {
       case HttpStatusCode.Ok:
         return opSuccessFromHttp(resp, codecForMerchantConfig());
       default:
-        return opUnknownFailure(resp, await resp.text());
+        return opUnknownFailure(resp, await readTalerErrorResponse(resp));
     }
   }
 
@@ -362,7 +363,7 @@ export class MerchantApiClient {
       case HttpStatusCode.NotFound:
         return opKnownHttpFailure(resp.status, resp);
       default:
-        return opUnknownFailure(resp, await resp.text());
+        return opUnknownFailure(resp, await readTalerErrorResponse(resp));
     }
   }