System.Data.SqlClient.SqlException (0x80131904): 在从服务器接收结果时发生传输级错误。 (provider: TCP Provider, error: 0 - 指定的网络名不再可用。) ---> System.ComponentModel.Win32Exception (0x80004005): 指定的网络名不再可用。 在 System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) 在 System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) 在 System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error) 在 System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync() 在 System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket() 在 System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer() 在 System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value) 在 System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) 在 System.Data.SqlClient.SqlDataReader.TryConsumeMetaData() 在 System.Data.SqlClient.SqlDataReader.get_MetaData() 在 System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString, Boolean isInternal, Boolean forDescribeParameterEncryption, Boolean shouldCacheForAlwaysEncrypted) 在 System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, Boolean inRetry, SqlDataReader ds, Boolean describeParameterEncryptionRequest) 在 System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) 在 System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) 在 System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) 在 JuSNS.Profile.DbHelper.ExecuteReader(String connectionString, CommandType cmdType, String cmdText, DbParameter[] commandParameters) 在 JuSNS.SQLServer.App.Group.GetGroupInfoByDomain(String domain) 在 JuSNS.Club.list.GetGroupInfo() 在 JuSNS.Club.list.ShowInfo(VelocityContext& context) 在 JuSNS.MVC.IClubHandler.ProcessRequest(HttpContext context) ClientConnectionId:3390c572-e015-499c-933e-a929ff556d43 Error Number:64,State:0,Class:20

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