Ok have the toshibia-samsung dvd with mode d on it and just burned oblivion for it, it worked fine did the update and continued to play and w/e then i decided to turn it all off, when i went to go play again it gives me the dirty disc error right when it starts to load up the game, the disc is fine, all my other dvd's work burned and purchased ones and movies so whats going on is it the update that ios making it come up with that message?