diff --git a/apps/ai-game-creator-shell/src-tauri/src/auth_session.rs b/apps/ai-game-creator-shell/src-tauri/src/auth_session.rs
index 0f9258741..9cd958cb8 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/auth_session.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/auth_session.rs
@@ -668,7 +668,7 @@ async fn request_auth(
     }
     if matches!(policy, CookiePolicy::Require) && captured.is_none() {
         return Err(ClientAuthError::AuthResponseMalformed {
-            message: "result-unknown: 登录服务未返回新的续期凭据，已停止使用旧凭据".to_string(),
+            message: "登录服务未返回新的续期凭据，已停止使用旧凭据".to_string(),
         });
     }
     Ok(AuthResponse {