diff --git a/GDZZ.Core/OAuth/TokenModel.cs b/GDZZ.Core/OAuth/TokenModel.cs
index 1a89b46..925484c 100644
--- a/GDZZ.Core/OAuth/TokenModel.cs
+++ b/GDZZ.Core/OAuth/TokenModel.cs
@@ -84,6 +84,6 @@ public static class AccessTokenModelModelExtensions
     /// <returns></returns>
     public static bool HasError(this TokenModel accessTokenModel)
     {
-        return accessTokenModel == null || string.IsNullOrEmpty(accessTokenModel.Errmsg);
+        return accessTokenModel == null || !string.IsNullOrEmpty(accessTokenModel.Errmsg);
     }
 }