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Unhandled Exception: System.Data.SqlClient.SqlException:
   em System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdent
ity identity, SqlConnectionString connectionOptions, SqlCredential credential, O
bject providerInfo, String newPassword, SecureString newSecurePassword, Boolean
redirectedUserInstance, SqlConnectionString userConnectionOptions, SessionData r
econnectSessionData, DbConnectionPool pool, String accessToken, Boolean applyTra
nsientFaultHandling)
   em System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOp
tions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConn
ectionPool pool, DbConnection owningConnection, DbConnectionOptions userOptions)

   em System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConn
ectionPool pool, DbConnection owningObject, DbConnectionOptions options, DbConne
ctionPoolKey poolKey, DbConnectionOptions userOptions)
   em System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owning
Object, DbConnectionOptions userOptions, DbConnectionInternal oldConnection)
   em System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection o
wningObject, DbConnectionOptions userOptions, DbConnectionInternal oldConnection
)
   em System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection ow
ningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean o
nlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& co
nnection)
   em System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection ow
ningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbCon
nectionInternal& connection)
   em System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection
 owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions
, DbConnectionInternal oldConnection, DbConnectionInternal& connection)
   em System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(Db
Connection outerConnection, DbConnectionFactory connectionFactory, TaskCompletio
nSource`1 retry, DbConnectionOptions userOptions)
   em System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection
 outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1
retry, DbConnectionOptions userOptions)
   em System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 re
try)
   em System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry)
   em System.Data.SqlClient.SqlConnection.Open()
   em System.Data.Common.DbDataAdapter.FillInternal(DataSet dataset, DataTable[]
 datatables, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand co
mmand, CommandBehavior behavior)
   em System.Data.Common.DbDataAdapter.Fill(DataTable[] dataTables, Int32 startR
ecord, Int32 maxRecords, IDbCommand command, CommandBehavior behavior)
   em System.Data.Common.DbDataAdapter.Fill(DataTable dataTable)
   em ConsoleApplication4.Program.login() in C:\Users\XeroX\Documents\Visual Stu
dio 2015\Projects\ConsoleApplication4\ConsoleApplication4\Program.cs:line 51
   em ConsoleApplication4.Program.Main(String[] args) in C:\Users\XeroX\Document
s\Visual Studio 2015\Projects\ConsoleApplication4\ConsoleApplication4\Program.cs
:line 64