which are often NOT multiplayer applications 
But back to the topic.
I found this thread here, but seems no solution mentioned ( or I not seen it ).
But possible you can go throught the thread.
The users removed the manual…CCC file and then run into the trouble.
PS.: don’t forget the ZenDesk Ticket
EDIT: and I forgot… also if you can use the manual cache, the FAQ mention that there a KNOWN Issue and you run possible into CTD