Message in Chinese (Simplified) (中文(简体))
入口点返回一个标记为“CompletedSynchronously = true”和“IsCompleted = false”的 IAsyncResult 实例。如果操作完成,则必须标记为“IsCompleted = true”。
Unlocalized message
The entry point returned an IAsyncResult instance that was marked 'CompletedSynchronously = true' and 'IsCompleted = false'. If the operation is completed, it must be marked 'IsCompleted = true'.
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