Does it "crash" or is there a strange behaviour of windows ? If its "only" the windows that wont work, try to launch the game not in fullscreen. Guess this is an DirectX issue ( known ). If WED really crashes ( totally ) ignore what i said.

Greets

Acknex umgibt uns...zwischen Dir, mir, dem Stein dort...
"Hey Griswold ... where u gonna put a tree that big ?"
1998 i married my loved wife ... Sheeva from Mortal Kombat, not Evil-Lyn as might have been expected
rayp.flags |= UNTOUCHABLE;