Ends an asynchronous read operation that was started with a call to BeginRead.
Assembly: System (in System.dll)
'Declaration Public Overrides Function EndRead ( _ asyncResult As IAsyncResult _ ) As Integer
asyncResult is Nothing.
The asyncResult was not created by a call to BeginRead.
There is no pending read operation to complete.
The read operation failed.
Authentication has not occurred.
If the operation has not completed, this method blocks until it does.
To perform this operation synchronously, use the Read method.
You cannot call this method until you have successfully authenticated. To authenticate, call one of the AuthenticateAsClient, BeginAuthenticateAsClient, AuthenticateAsServer, or BeginAuthenticateAsServer methods.