“/”应用程序中的服务器错误。

拒绝访问。

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: 拒绝访问。

源错误:

执行当前 Web 请求期间生成了未经处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。

堆栈跟踪:


[Win32Exception (0x80004005): 拒绝访问。]

[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: Named Pipes Provider, error: 40 - 无法打开到 SQL Server 的连接)]
   System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) +347
   System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) +78
   System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +191
   System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +154
   System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +21
   System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) +90
   System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) +443
   System.Data.SqlClient.SqlConnection.Open() +96
   dbTools.SqlHelper.ExecuteDataTable(String ConnString, CommandType commandType, String commandText, SqlParameter[] commandParameters) in D:\数据归档交接\程序\第三批\高校科学营官网\ScienceCamp\sinto.Tools\dbTools\SqlHelper.cs:1851
   dbTools.SqlHelper.ExecuteDataTable(String commandText, SqlParameter[] commandParameters) in D:\数据归档交接\程序\第三批\高校科学营官网\ScienceCamp\sinto.Tools\dbTools\SqlHelper.cs:1996
   ScienceCamp.Dal.ExeSql`1.Get(ICollection`1 DicFilter, Nullable`1 logicOper, ICollection`1 FieldsOutput, Nullable`1 FieldOrder, Boolean IsDesc, Int32 TopNum) in D:\数据归档交接\程序\第三批\高校科学营官网\ScienceCamp\ScienceCamp.Dal\tools\ExeSql.cs:526
   ScienceCamp.Dal.Base`1.Get(ICollection`1 DicFilter, Nullable`1 logicOper, ICollection`1 FieldsOutput, Nullable`1 FieldOrder, Boolean IsDesc, Int32 TopNum) in D:\数据归档交接\程序\第三批\高校科学营官网\ScienceCamp\ScienceCamp.Dal\tools\Base.cs:325
   ScienceCamp.Dal.Base`1.Get(ICollection`1 DicFilter, Nullable`1 logicOper, Nullable`1 FieldOrder, Boolean IsDesc, Int32 TopNum) in D:\数据归档交接\程序\第三批\高校科学营官网\ScienceCamp\ScienceCamp.Dal\tools\Base.cs:288
   ScienceCamp2013._2019.campIndex.BindData(String campID) in D:\数据归档交接\程序\第三批\高校科学营官网\高校科学营官网\ScienceCamp\ScienceCamp2013\2019\campIndex.aspx.cs:52
   ScienceCamp2013._2019.campIndex.Page_Load(Object sender, EventArgs e) in D:\数据归档交接\程序\第三批\高校科学营官网\高校科学营官网\ScienceCamp\ScienceCamp2013\2019\campIndex.aspx.cs:38
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51
   System.Web.UI.Control.OnLoad(EventArgs e) +95
   System.Web.UI.Control.LoadRecursive() +59
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +678


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.7.3770.0