>Hi everybody,
>
>I added a new user, but I can not login using this new user credentials.
>
>I'm getting
>
>TITLE: Connect to Server
>------------------------------
>
>Cannot connect to < ... >
>
>------------------------------
>ADDITIONAL INFORMATION:
>
>Login failed for user 'webApp'. The user is not associated with a trusted SQL Server connection. (Microsoft SQL Server, Error: 18452)
>
>For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&EvtSrc=MSSQLServer&EvtID=18452&LinkId=20476
>
>------------------------------
>BUTTONS:
>
>OK
>------------------------------
>
>---------------------------------------------------------
>Do you know what should I do to rectify the problem and also how can I re-start the server, if needed? I don't see this option in the All Programs/SQL Server menu.

What are you using to manage MSSQ. If SMSS:
Right click on the server instance. The dropdown has stop and start options.
Also Properties/Security page has the option to enable SQL logins.
HTH,
Viv