source/Plugins/AyaNova.Plugin.V8/util.cs

@@ -150,6 +150,10 @@ namespace AyaNova.PlugIn.V8
 
             HttpResponseMessage response = await client.SendAsync(requestMessage);
             var responseAsString = await response.Content.ReadAsStringAsync();
+            if (!response.IsSuccessStatusCode)
+            {
+                throw new Exception(responseAsString + "\n" + response.ReasonPhrase);
+            }
 
             return new ApiResponse() { HttpResponse = response, ObjectResponse = Parse(responseAsString) };
         }