Larian Studios Forums Divinity II The Dragon Knight Saga / Flames of Vengeance (English) Technical problems game crashes and pc shuts down. talking to tree

hello i can run the game with all setting on high... and without any bug problems
but when i reach the part were you have to talk to that big tree
the game crashes and my pc shuts down...

ive tried everything updating drivers, sound, video, lowring graphic settings... but nothing works
i cant seem to talk to the tree... the game allways crashes then i hear the sound
of the tree talking very slowly and my pc shuts down...

ive read most of the post in here, but i cant find a sulution.

any idea how to fix this ???