小编Ran*_*ndy的帖子

使用Entity Framework,我昨晚在我的一个应用程序中收到了以下一些例外情况:

System.Data.EntityException: The underlying provider failed on Commit. ---> 
System.Data.SqlClient.SqlException: Timeout expired.  The timeout period elapsed prior 
to completion of the operation or the server is not responding.     
    at System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) 
    at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning()     
    at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
    at System.Data.SqlClient.TdsParserStateObject.ReadSni(DbAsyncResult asyncResult, TdsParserStateObject stateObj)
    at System.Data.SqlClient.TdsParserStateObject.ReadNetworkPacket()     
    at System.Data.SqlClient.TdsParserStateObject.ReadBuffer()     
    at System.Data.SqlClient.TdsParserStateObject.ReadByte()     
    at System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler,SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)     
    at System.Data.SqlClient.TdsParser.TdsExecuteTransactionManagerRequest(Byte[] buffer, TransactionManagerRequestType request, String transactionName, TransactionManagerIsolationLevel isoLevel, Int32 timeout, SqlInternalTransaction transaction, TdsParserStateObject stateObj, Boolean isDelegateControlRequest)
    at …