Server Error in '/' Application.

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)

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Data.SqlClient.SqlException: 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)

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[SqlException (0x80131904): 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)]
   System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +686
   System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +85
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +270
   System.Data.SqlClient.SqlConnection.Open() +299
   Kesion.DataBase.DBHelper.ExecuteDataset(String connectionString, CommandType commandType, String commandText, DbParameter[] commandParameters) +278
   Kesion.DataBase.DBHelper.ExecuteDataset(CommandType commandType, String commandText) +78
   Kesion.SqlDAL.DataFactory.GetDataTable(String sqlstr) +80
   Kesion.Cache.DataProvidor.GetDataTable(String sqlstr) +102
   Kesion.Cache.MyCache.GetCacheModel(Int32 channelid, Int32 i) +374
   Kesion.Cache.MyCache.GetModelSetting(Int32 channelId, Int32 index) +74
   Kesion.HtmlTags.ReplaceContent..ctor(Int32 channelid, Int32 id) +234
   Kesion.NET.WebSite.Model_View.Page_Load(Object sender, EventArgs e) +210
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +25
   System.Web.UI.Control.LoadRecursive() +116
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +270
   System.Data.SqlClient.SqlConnection.Open() +299
   Kesion.DataBase.DBHelper.ExecuteDataset(String connectionString, CommandType commandType, String commandText, DbParameter[] commandParameters) +278
   Kesion.DataBase.DBHelper.ExecuteDataset(CommandType commandType, String commandText) +78
   Kesion.SqlDAL.DataFactory.GetDataTable(String sqlstr) +80
   Kesion.BLL.DataFactory.GetDataTable(String sqlstr) +102
   Kesion.NET.WebSite.Plus.Download.Page_Load(Object sender, EventArgs e) +265
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +25
   System.Web.UI.Control.LoadRecursive() +116
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2750


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1040
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