Failed to save workflow

I'm having a very frustrating problem....I have a workflow,with a LOT of transitions, maybe 60+. Every 2nd or 3rd time I tryto save it I get

"failed to save workflow "x" to the database.
Cause: Could not access the item in the database.


Other workflows don't seem to be giving me this issue. Can anyonehelp?SolidworksSolidworks Pdm enterprise Pdm