"Integrated Security=True" in the connection string is forcing the Windows authentication (i.e. Trusted Connection). If you want to use username and password in the connection string then you need to set

Integrated Security=false, UID=MyUserName, PWD=MyPassword

Cheers,

Zoran

>>You cannot acces SQL Server DB w/o login. It sounds like the connection string configured to use Windows authentication. Can you post it?
>
>It is specified but the username and password are blank.
>
>

>Connection1=Data Source=MyServer;Initial Catalog=MyDatabase;Integrated Security=True;User Id=;Password=
>