I'm having a problem with amnesia, I'm getting a black screen when I start playing, but sounds and subtitles work. I've heard it was something with the drivers. I have intel AND Nvidia and don't know how to use Amnesia using Nvidia graphics card or w/e. please help!!! I want to play it for a let's play

Check out mah channel!!!!!!!!!!!!!!!!!!!!!!!!!!: youtube.com/user/Snegipodo?feature=mhee
Current let's plays: Far Cry 3, Amnesia:The Dark Descent, Portal 2
Current let's plays: Far Cry 3, Amnesia:The Dark Descent, Portal 2