I just upgraded to a Windows 7 box and installed MS SQL Server 2005 and am trying to open and connect to my local machine using Windows Authentication.
I keep getting 'Cannot connect to CHRISW7O980'. Do I have to start a server locally?
Suggest using this fantastic ServerFault answer to a similar question to help troubleshoot connectivity issues to new instances of SQL Server. There are a few configuration points to check.
Some likely culprits: