[SqlException (0x80131904): 在与 SQL Server 建立连接时出现与网络相关的或特定于实例的错误。未找到或无法访问服务器。请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接。 (provider: TCP 提供程序, error: 0 - 由于系统缓冲区空间不足或队列已满,不能执行套接字上的操作。)]
System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +578
System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +88
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +6276407
System.Data.SqlClient.SqlConnection.Open() +258
MyITJob.Code.DbHelper.PrepareCommand(DbCommand cmd, DbConnection conn, DbTransaction trans, CommandType cmdType, String cmdText, DbParameter[] cmdParms) +197
MyITJob.Code.DbHelper.ExecuteReader(String connectionString, CommandType cmdType, String cmdText, DbParameter[] commandParameters) +353
MyITJob.Code.DbHelper.ExecuteReader(CommandType cmdType, String cmdText, DbParameter[] commandParameters) +81
MyITJob.Code.Host.host_class(String _quest) +186
MyITJob.index.Page_Load(Object sender, EventArgs e) +316
System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +25
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +42
System.Web.UI.Control.OnLoad(EventArgs e) +132
System.Web.UI.Control.LoadRecursive() +66
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2428
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