mw3 problem

[steplay29]

hi guys,

i have a falcon which is jtagged and is running the latest dashboard,with fsd2 and dashlaunch 3.02.all my other games work from HDD except for mw3 and batman arkham city goty.when i try to play these two after being extracted using the built in dvd extract i just get a black screen that flickers every so often and game wont load.tried the disc's adn same problem.drive (liteon) is flashed with the latest firmware lt3.

 

[XL3THAL VIP3RX]

ive been getting same with mw2 ,if ya sign out of the profile it will work till ya sign in again

 

[steplay29]

just tried that m8 and both games worked,when not signed in but as soon as i did sign in black screens and flcikers on both.anyone any idea's as to why this is?