[SqlException (0x80131904): Cannot open database "DBqbu" requested by the login. The login failed.
Login failed for user 'dangbo'.]
System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +428
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
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