diff --git a/src/api/client.ts b/src/api/client.ts
index 5260afe..a14531f 100644
--- a/src/api/client.ts
+++ b/src/api/client.ts
@@ -306,7 +306,10 @@ async function request<T>(config: InternalRequestConfig): Promise<T> {
 
       try {
         const errorData = await response.json();
-        if (errorData.error?.message) {
+        
+        if (typeof errorData.error === 'string') {
+          errorMessage = errorData.error;
+        } else if (errorData.error?.message) {
           errorMessage = errorData.error.message;
           errors = errorData.error.errors;
         } else if (errorData.message) {