''标签解析异常!
A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)

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    • 置标出错:''标签解析异常!
    A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)
    at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection)
    at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection)
    at System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection)
    at System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions)
    at System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions)
    at System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry)
    at System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry)
    at System.Data.SqlClient.SqlConnection.Open()
    at Whir.Repository.Database.OpenSharedConnection()
    at Whir.Repository.Database.d__65`1.MoveNext()
    at System.Linq.Enumerable.SingleOrDefault[TSource](IEnumerable`1 source)
    at Whir.Repository.Database.SingleOrDefault[T](String sql, Object[] args)
    at Whir.Repository.Database.SingleOrDefault[T](Object primaryKey)
    at Whir.Service.DbBase`1.SingleOrDefault[T](Object primaryKey)
    at Whir.Service.ColumnService.GetColumnLinkPath(Column column)
    at Whir.Service.ColumnService.GetColumnListLink(Int32 columnId, Boolean isAspx, Int32 urlType)
    at Whir.Service.ColumnService.GetColumnListLink(Int32 columnId, Int32 urlType)
    at Whir.Service.ColumnService.GetColumnListLink(Int32 columnId, String param, Int32 urlType)
    at Whir.Label.Dynamic.Category.DataContainer.CategoryPageUrl(String urlParm, Int32 type)
    at ASP.cn_include_menu_pro_ascx.__DataBind__control4(Object sender, EventArgs e) in c:\webhosting\data\cn\include\menu_pro.ascx:line 69
    at System.Web.UI.Control.OnDataBinding(EventArgs e)
    at System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding)
    at System.Web.UI.Control.DataBind()
    at System.Web.UI.Control.DataBindChildren()
    at System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding)
    at System.Web.UI.Control.DataBind()
    at System.Web.UI.Control.DataBindChildren()
    at System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding)
    at System.Web.UI.Control.DataBind()
    at whir_system_UserControl_LabelControl_Category.Bind() in c:\webhosting\data\Whir_System\UserControl\LabelControl\Category.ascx.cs:line 132
当前位置：''标签解析异常!
A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)
at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) at System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) at System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) at System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) at System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) at System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) at System.Data.SqlClient.SqlConnection.Open() at Whir.Repository.Database.OpenSharedConnection() at Whir.Repository.Database.d__65`1.MoveNext() at System.Linq.Enumerable.FirstOrDefault[TSource](IEnumerable`1 source) at Whir.Repository.Database.FirstOrDefault[T](String sql, Object[] args) at Whir.Service.DbBase`1.FirstOrDefault(String sql, Object[] paras) at Whir.Service.ColumnService.GetParentsById(Int32 id) at Whir.Label.Dynamic.Location.GetLocationInfo() at Whir.Label.Dynamic.Location.Render(HtmlTextWriter output)
置标出错:A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)
置标出错:A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)