>I added the user, but I'm still getting
>
>'The user is not associated with a trusted SQL Server connection.'
>
>Do you know what should I do to make it work?
>
>Thanks in advance.
>
>I've tried to log through SSMS for this user and got
>
>TITLE: Connect to Server
>------------------------------
>
>Cannot connect to < Server name >
>
>------------------------------
>ADDITIONAL INFORMATION:
>
>A connection was successfully established with the server, but then an error occurred during the login process. (provider: Shared Memory Provider, error: 0 - No process is on the other end of the pipe.) (Microsoft SQL Server, Error: 233)
>
>For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&EvtSrc=MSSQLServer&EvtID=233&LinkId=20476
>
>------------------------------
>BUTTONS:
>
>OK
>------------------------------

Did you use the same login for both?
What are your rights for that user on your local computer?

Check what groups you have created on your local computer.

http://www.microcomplex.com/temp/windowsusers.jpg
http://www.microcomplex.com/temp/sqlserver.jpg