Server Error in '/' Application.

SHUTDOWN is in progress.
Login failed for user 'sql_ans'.
Cannot continue the execution because the session is in the kill state.
A severe error occurred on the current command.  The results, if any, should be discarded.

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: SHUTDOWN is in progress.
Login failed for user 'sql_ans'.
Cannot continue the execution because the session is in the kill state.
A severe error occurred on the current command.  The results, if any, should be discarded.

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): SHUTDOWN is in progress.
Login failed for user 'sql_ans'.
Cannot continue the execution because the session is in the kill state.
A severe error occurred on the current command.  The results, if any, should be discarded.]
   System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) +3321756
   System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) +736
   System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) +4454
   System.Data.SqlClient.SqlDataReader.TryConsumeMetaData() +90
   System.Data.SqlClient.SqlDataReader.get_MetaData() +99
   System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString, Boolean isInternal, Boolean forDescribeParameterEncryption, Boolean shouldCacheForAlwaysEncrypted) +604
   System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, Boolean inRetry, SqlDataReader ds, Boolean describeParameterEncryptionRequest) +3303
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) +667
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) +83
   System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) +301
   System.Data.Linq.SqlClient.SqlProvider.Execute(Expression query, QueryInfo queryInfo, IObjectReaderFactory factory, Object[] parentArgs, Object[] userArgs, ICompiledSubQuery[] subQueries, Object lastResult) +1651
   System.Data.Linq.SqlClient.SqlProvider.ExecuteAll(Expression query, QueryInfo[] queryInfos, IObjectReaderFactory factory, Object[] userArguments, ICompiledSubQuery[] subQueries) +187
   System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Execute(Expression query) +410
   System.Data.Linq.Table`1.GetEnumerator() +62
   System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +416
   System.Linq.Enumerable.ToList(IEnumerable`1 source) +70
   WebMvc.MvcApplication.Session_Start(Object sender, EventArgs e) in D:\Lanh\thietbitudonghoa.ansvietnam.com_phantrangbangBinhThuong\WebMvc\Global.asax.cs:52
   System.Web.SessionState.SessionStateModule.CompleteAcquireState() +364
   System.Web.SessionState.SessionStateModule.BeginAcquireState(Object source, EventArgs e, AsyncCallback cb, Object extraData) +1226
   System.Web.AsyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +625
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +195
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +128


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0