Main/Core/GameEngine/Launch/BuiltInAssetCopyTask.cs
@@ -58,11 +58,6 @@
        UIManager.Instance.CloseWindow<DownLoadWin>();
        UIManager.Instance.CloseWindow<VersionUpdateWin>();
        UIManager.Instance.CloseWindow<LaunchWin>();
        if (!AssetSource.uiFromEditor)
        {
            AssetBundleUtility.Instance.UnloadAssetBundle("builtin/prefabs", true, false);
        }
        UIManager.Instance.OpenWindow<LaunchWin>();
        Language.InitDefaultLanguage();
    }