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.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) +6277328 System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning() +412 System.Data.SqlClient.TdsParser.Connect(ServerInfo serverInfo, SqlInternalConnectionTds connHandler, Boolean ignoreSniOpenTimeout, Int64 timerExpire, Boolean encrypt, Boolean trustServerCert, Boolean integratedSecurity) +6291690 System.Data.SqlClient.SqlInternalConnectionTds.AttemptOneLogin(ServerInfo serverInfo, String newPassword, Boolean ignoreSniOpenTimeout, TimeoutTimer timeout, SqlConnection owningObject) +180 System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(ServerInfo serverInfo, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, TimeoutTimer timeout) +6292078 System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, TimeoutTimer timeout, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance) +6291993 System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance) +352 System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection) +831 System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options) +49 System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject) +6293798 System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) +78 System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +1922 System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +89 System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +6296622 System.Data.SqlClient.SqlConnection.Open() +300 Kesion.DataBase.DBHelper.ExecuteDataset(String connectionString, CommandType commandType, String commandText, DbParameter[] commandParameters) +112 Kesion.DataBase.DBHelper.ExecuteDataset(CommandType commandType, String commandText) +32 Kesion.SqlDAL.DataFactory.GetDataTable(String sqlstr) +80 Kesion.Cache.DataProvidor.GetDataTable(String sqlstr) +102 Kesion.Cache.MyCache.GetCacheModelTable() +196 Kesion.Cache.MyCache.ReplaceSearchFormByModel() +425 Kesion.Cache.MyCache.ReplaceCommonLabel(String str) +175 Kesion.HtmlTags.Function.ReadFile(String tempDir) +1978 Kesion.HtmlTags.ReplaceIndex.n1S4AiQhp8() +97 Kesion.HtmlTags.ReplaceIndex.GetHomePage() +501 Kesion.NET.WebSite.Index.Page_Load(Object sender, EventArgs e) +5600 System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +25 System.Web.UI.Control.LoadRecursive() +71 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3048 |
这种情况怎么解决?