Quote Originally Posted by Bonny
the error is caused by "Massiloi Hoplitai" mercanary. At the moment they are only usable as faction units by the Koinon Hellenon, the mercanary version is bugged. To avoid the CTD you have to dismiss them.

This is going to be fixed in 0.81
REally??? wierd, I used them in my Aedui campain (i stopped it) in 2 battles, and the game never CTD on me.