cannot alter the login sa because it does not exist or you do not have permission.
Few days ago, I have wrote about SQL SERVER â DISABLE and ENABLE user SA I received following email from one of the user who received following error. Msg 15151, Level 16, State 1, Line 2. Cannot alter the login âsaâ, because it does not exist or you do not have permission. Fix/Workaround/Solution: This error had occurred because of insufficient rights.