i had a 5.00 m33-4 cfw but i updated to 5.00 m33-6 cfw cause of the God of War Ghost of Sparta game.... when ever i start God of War ghost of sparta i always ended up with a white screen and a text saying "the game could not be started (80020148)" but i dont have plugins yet.... just plain 5.00 m33-6

what should i do??? inorder to play the game...
i really need help... about this problem...

p.s. i dont want to upgrade to gen cause i dont want to lose my old games...