Greetings!
Here's the relevant info from the crash log. Hope it helps.
PHP Code:
15:00:46.406 [game.script] [always] f_seleukid: Faction turn pre-start
15:00:46.478 [game.script] [always] f_seleukid: Faction turn start
15:00:49.061 [game.script] [error] Trigger processing error in <SeleukidStrategosAutokrator>
: PercentageUnitCategory needs a living character with an army.
when testing <PercentageUnitCategory> condition
15:00:49.061 [game.script] [error] Trigger processing error in <AkrophylaxToSeleukidStrategosAutokrator>
: PercentageUnitCategory needs a living character with an army.
when testing <PercentageUnitCategory> condition
15:00:49.065 [game.script] [error] Trigger processing error in <SeleukidStrategosAutokrator>
: PercentageUnitCategory needs a living character with an army.
when testing <PercentageUnitCategory> condition
15:00:49.065 [game.script] [error] Trigger processing error in <AkrophylaxToSeleukidStrategosAutokrator>
: PercentageUnitCategory needs a living character with an army.
when testing <PercentageUnitCategory> condition
15:00:49.071 [game.script] [error] Trigger processing error in <SeleukidStrategosAutokrator>
: PercentageUnitCategory needs a living character with an army.
when testing <PercentageUnitCategory> condition
15:00:49.071 [game.script] [error] Trigger processing error in <AkrophylaxToSeleukidStrategosAutokrator>
: PercentageUnitCategory needs a living character with an army.
when testing <PercentageUnitCategory> condition
15:00:49.099 [game.script] [always] f_seleukid: Faction turn end
15:00:49.104 [game.script] [always] f_ptolemaioi: Faction turn pre-start
15:00:49.117 [game.script] [always] f_ptolemaioi: Faction turn start
15:00:53.373 [system.rpt] [error] Unspecified error. Please compress your error log in a zip format and upload it on the EBII technical help forum.
It was only a one-time CTD, but the log might help nonetheless.