Message in Chinese (Simplified) (中文(简体))
入口点返回一个 null 值。返回值必须是非 null IAsyncResult 实例。
Unlocalized message
The entry point returned a null value. The return value must be a non-null IAsyncResult instance.
Search by Google入口点返回一个 null 值。返回值必须是非 null IAsyncResult 实例。
The entry point returned a null value. The return value must be a non-null IAsyncResult instance.
Search by Google