Thank you. I'd rather not have to go the route of creating a new filegroup and emptying the other into it.

We use the filegroup in question for archived data and...

Yes. In sys.database_files and sys.sysfiles, the directory and filename are correct.

One thing I did notice in looking at the view sys.database_files is that the filegroup I am trying to...

We are having the same issue here. When trying to connect to a SQL 2005 SSIS instance via SQL 2008 SSMS, the following error occurs. I have not...