http://interactiveasp.net/blogs/natesstuff/archive/2008/01/10/restoring-a-sql-server-2005-database-on-a-different-machine.aspxIf you do a lot of programming on a SQL 2005 database, chances are this has happened to you! You restore a database and try to diagram it (or make some other change) and get this error: TITLE: Microsoft SQL Server Management Studio Express ----------enCommunityServer 2008 (Build: 30417.1769)