System.Data.SqlClient.SqlException (0x80131904): 建立連接至 SQL Server 時，發生網路相關或執行個體特定的錯誤。找不到或無法存取伺服器。確認執行個名稱是否正確，以及 SQL Server 是否設定為允許遠端連線。 (provider: Named Pipes Provider, error: 40 - 無法開啟至 SQL Server 的連接) ---> System.ComponentModel.Win32Exception (0x80004005): 系統找不到指定的檔案。 於 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) 於 System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection, DbConnectionOptions userOptions) 於 System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnectionPool pool, DbConnection owningObject, DbConnectionOptions options, DbConnectionPoolKey poolKey, DbConnectionOptions userOptions) 於 System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject, DbConnectionOptions userOptions, DbConnectionInternal oldConnection) 於 System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject, DbConnectionOptions userOptions, DbConnectionInternal oldConnection) 於 System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) 於 System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) 於 System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) 於 System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) 於 System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) 於 System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) 於 System.Data.SqlClient.SqlConnection.Open() 於 Microsoft.Practices.EnterpriseLibrary.Data.Database.OpenConnection() 於 Microsoft.Practices.EnterpriseLibrary.Data.Database.ExecuteNonQuery(DbCommand command) 於 MaxFrame2005.Base.ExecuteSqlServerDAL.ExecuteSQLString(String cmdText) 於 C:\Inetpub\wwwroot\TCFP\TCFP.Services\ExecuteSqlServerDAL.cs: 行 123 ClientConnectionId:00000000-0000-0000-0000-000000000000 Error Number:2,State:0,Class:20

 

并未将物件参考设定为物件的执行个体。

'/2014' 应用程式中发生伺服器错误。

并未将物件参考设定为物件的执行个体。

描述: 在执行目前 Web 要求的过程中发生未处理的例外状况。请检阅堆叠追踪以取得错误的详细资讯，以及在程式码中产生的位置。

例外状况详细资讯: System.NullReferenceException: 并未将物件参考设定为物件的执行个体。

原始程式错误: 


行 58:             //判断内容页的中英文跳转
行 59: 
行 60:             if (Request.UrlReferrer.ToString().ToLower().IndexOf("/myschedule.aspx") > -1)
行 61:             {
行 62:                 Response.Redirect(Url + "Other/MySchedule.aspx");

原始程式档: c:\Web\2014\147taipeicaf.Web\LanguageSet.aspx.cs    行: 60

堆叠追踪: 


[NullReferenceException: 并未将物件参考设定为物件的执行个体。]
   LanguageSet.Page_Load(Object sender, EventArgs e) in c:\Web\2014\147taipeicaf.Web\LanguageSet.aspx.cs:60
   System.Web.UI.Control.OnLoad(EventArgs e) +107
   MaxBasePage.OnLoad(EventArgs e) in c:\Web\2014\147taipeicaf.Web\App_Code\BasePage.cs:134
   System.Web.UI.Control.LoadRecursive() +89
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1532

版本资讯: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.8.4797.0