出错页面是:http://edu.a0598.com/index.aspx?c=course&a=teacherview&id=8异常信息:引发类型为“System.Web.HttpUnhandledException”的异常。Source:System.WebStackTrace: 在 System.Web.UI.Page.HandleError(Exception e)
在 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
在 System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
在 System.Web.UI.Page.ProcessRequest()
在 System.Web.UI.Page.ProcessRequest(HttpContext context)
在 ASP.index_aspx.ProcessRequest(HttpContext context)
在 System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
在 System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
在 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) InnerException:System.Reflection.TargetInvocationException: 调用的目标发生了异常。 ---> System.Data.SqlClient.SqlException: 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=15270; ---> System.ComponentModel.Win32Exception: 等待的操作过时。
--- 内部异常堆栈跟踪的结尾 ---
在 System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, SqlCredential credential, Object providerInfo, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance, SqlConnectionString userConnectionOptions, SessionData reconnectSessionData, DbConnectionPool pool, String accessToken, Boolean applyTransientFaultHandling, SqlAuthenticationProviderManager sqlAuthProviderManager)
在 System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection, DbConnectionOptions userOptions)
在 System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnectionPool pool, DbConnection owningObject, DbConnectionOptions options, DbConnectionPoolKey poolKey, DbConnectionOptions userOptions)
在 System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject, DbConnectionOptions userOptions, DbConnectionInternal oldConnection)
在 System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject, DbConnectionOptions userOptions, DbConnectionInternal oldConnection)
在 System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection)
在 System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection)
在 System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection)
在 System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions)
在 System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry)
在 System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry)
在 System.Data.SqlClient.SqlConnection.Open()
在 Kesion.DataBase.DBHelper.ExecuteDataset(String connectionString, CommandType commandType, String commandText, DbParameter[] commandParameters)
在 Kesion.SqlDAL.DataFactory.GetDataTable(String sqlstr)
在 Kesion.Cache.CacheTeacher.ReadTeacher(Int32 tcId)
在 Kesion.Controllers.courseController.TeacherView(Boolean isMobileDevice, Int32 viewId, Boolean isSchool, DataRow drEp)
在 Kesion.Controllers.courseController.doRun(String a, Boolean isMobileDevice, Boolean isSchool, DataRow drEp)
在 Kesion.Controllers.courseController.Run(Boolean isMobileDevice)
--- 内部异常堆栈跟踪的结尾 ---
在 System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
在 System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
在 System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
在 Kesion.NET.WebSite.Index.Page_Load(Object sender, EventArgs e)
在 System.Web.UI.Control.OnLoad(EventArgs e)
在 System.Web.UI.Control.LoadRecursive()
在 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) |