Server Error in '/' Application.

Cannot open database "DBqbu" requested by the login. The login failed.
Login failed for user 'dangbo'.

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: Cannot open database "DBqbu" requested by the login. The login failed.
Login failed for user 'dangbo'.

Source Error:


Line 31:         Application.Lock();
Line 32:         Application["online"] = (Convert.ToInt16(Application["online"].ToString()) + 1).ToString();
Line 33:         CounterController.Update(CounterController.GetCounter(1)+1);
Line 34:         Application["TongSo"] = CounterController.GetCounter(1).ToString() ;
Line 35:         Application.UnLock();

Source File: c:\New\web\web\danguy.quangbinhuni.edu.vn\Global.asax    Line: 33

Stack Trace:


[SqlException (0x80131904): Cannot open database "DBqbu" requested by the login. The login failed.
Login failed for user 'dangbo'.]
   System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) +4890359
   System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj) +194
   System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) +2412
   System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK) +35
   System.Data.SqlClient.SqlInternalConnectionTds.AttemptOneLogin(ServerInfo serverInfo, String newPassword, Boolean ignoreSniOpenTimeout, Int64 timerExpire, SqlConnection owningObject, Boolean withFailover) +247
   System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(String host, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, Int64 timerStart) +1349
   System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance) +225
   System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance) +189
   System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection) +185
   System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options) +31
   System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject) +431
   System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) +66
   System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +499
   System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +65
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
   System.Data.SqlClient.SqlConnection.Open() +122
   System.Data.Linq.SqlClient.SqlConnectionManager.UseConnection(IConnectionUser user) +44
   System.Data.Linq.SqlClient.SqlProvider.get_IsSqlCe() +45
   System.Data.Linq.SqlClient.SqlProvider.InitializeProviderMode() +20
   System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Execute(Expression query) +57
   System.Data.Linq.Table`1.System.Linq.IQueryProvider.Execute(Expression expression) +49
   System.Linq.Queryable.First(IQueryable`1 source) +269
   VNPTQuangBinh.Bussiness.BO.CounterController.GetCounter(Int32 LoaiMenu) in D:\Cac du an phan mem\DanguyQBU\VNPTQuangBinh.Bussiness\BO\CounterController.cs:25
   ASP.global_asax.Session_Start(Object sender, EventArgs e) in c:\New\web\web\danguy.quangbinhuni.edu.vn\Global.asax:33
   System.Web.SessionState.SessionStateModule.RaiseOnStart(EventArgs e) +8880868
   System.Web.SessionState.SessionStateModule.CompleteAcquireState() +237
   System.Web.SessionState.SessionStateModule.BeginAcquireState(Object source, EventArgs e, AsyncCallback cb, Object extraData) +504
   System.Web.AsyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +66
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +155


Version Information: Microsoft .NET Framework Version:2.0.50727.8000; ASP.NET Version:2.0.50727.8001