diff --git a/CryptoExchange.Net/Clients/BaseRestClient.cs b/CryptoExchange.Net/Clients/BaseRestClient.cs
index b02772e..c8a7629 100644
--- a/CryptoExchange.Net/Clients/BaseRestClient.cs
+++ b/CryptoExchange.Net/Clients/BaseRestClient.cs
@@ -320,7 +320,7 @@ namespace CryptoExchange.Net
                     responseStream.Close();
                     response.Close();
                     var parseResult = ValidateJson(data);
-                    var error = parseResult.Success ? ParseErrorResponse(parseResult.Data) : parseResult.Error!;
+                    var error = parseResult.Success ? ParseErrorResponse(parseResult.Data) : new ServerError(data)!;
                     if(error.Code == null || error.Code == 0)
                         error.Code = (int)response.StatusCode;
                     return new WebCallResult<T>(statusCode, headers, sw.Elapsed, data, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), default, error);