Either your connection string is setup to authenticate using Windows Authentication or you've not configured SQL Server to allow SQL authenticated connections.

You can use the SEM to check the security configuration. It will be on the Server property page.

-Mike


>When I try to access my local SQL Server I get the following message:
>
>System.Data.SqlClient.SqlException: Login failed for user 'sa'. Reason: Not associated with a trusted SQL Server connection
>
>How can I fix this and access my tables?
>
>TIA
>
>Rex