Issue
When trying to delete a global variation, user gets error "...currently has variation processes that have been changed from standard process. It can not be deleted."
Resolution
Revert the variation in question back to STANDARD. You should then be able to delete.
Error Code
"...currently has variation processes that have been changed from standard process. It can not be deleted."
Additional Information
The process where the variation was reverted away from STANDARD could have been archived, so check archived processes as well.