Login failed on startup

Mar 17, 2009 at 7:37 PM
I followed the instrucion given bu Omar......In the source code readme.txt file
After i attached the database and created the dropthings user. When i run the app i am getting teh following error.

Login failed for user 'dropthings'. The user is not associated with a trusted SQL Server connection.

Can any one please tell why is this error coming.