“/”应用程序中的服务器错误。

等待的操作过时。

说明: 执行当前 Web 请求期间,出现未经处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: System.ComponentModel.Win32Exception: 等待的操作过时。

源错误:


行 17:     {
行 18:         int record;
行 19:         DataTable dt = DataHelper.SelectFromTable(DataHelper.Conn(), "Sys_SEO", "SEO_ID,SEO_GUID,SEO_Title,SEO_KeyWord,SEO_Description", 1, 1, "SEO_GUID='" + guid + "'", "SEO_ID asc", "SEO_ID", out record);
行 20:         if (dt.Rows.Count > 0) {
行 21:             GetTitle = dt.Rows[0]["SEO_Title"].ToString();

源文件: e:\WebSite\H_合肥旅游集散中心\App_Code\UI\SEO.cs    行: 19

堆栈跟踪:


[Win32Exception (0x80004005): 等待的操作过时。]

[SqlException (0x80131904): 连接超时时间已到。在尝试使用预登录握手确认时超过了此超时时间。这可能是因为预登录握手失败或服务器未能及时响应。  尝试连接到此服务器时花费的持续时间是 - [Pre-Login] initialization=0;handshake=14859;]
   System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) +345
   System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) +156
   System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +258
   System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +312
   System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) +202
   System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) +413
   System.Data.SqlClient.SqlConnection.Open() +128
   MyLib.DataHelper.Conn() in d:\huangsh\youqu\Youqu\MyLib\DataHelper.cs:20
   SEO..ctor(String guid) in e:\WebSite\H_合肥旅游集散中心\App_Code\UI\SEO.cs:19
   traveln_Search..ctor() in e:\WebSite\H_合肥旅游集散中心\traveln\Search.aspx.cs:15
   ASP.traveln_search_aspx..ctor() in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\root\92f3f4d7\cbcde271\App_Web_w2ldshdp.0.cs:0
   __ASP.FastObjectFactory_app_web_w2ldshdp.Create_ASP_traveln_search_aspx() in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\root\92f3f4d7\cbcde271\App_Web_w2ldshdp.12.cs:0
   System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp) +132
   System.Web.UI.PageHandlerFactory.GetHandlerHelper(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath) +44
   System.Web.MaterializeHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +375
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +195
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +128


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.7.3429.0