<document name> is not a merge document

If you receive either of the following two error messages when opening a Word mail merge main document that is linked to a data source using MS Office 2007, MS Office 2003, and MS Office XP SP 3, you need to update the regedit following directions on Microsoft's website (http://support.microsoft.com):

·       "Opening this will run the following SQL command"

·       "<document name> is not a merge document"