how to fix: Unhandled page fault on read access to 0x00000000 at address 0x00aa4088 .

hi

i recently downloaded a game (assassins creed I), i opened it and the intro showed up after that the screen went white, then black and a window came up calld exception raised and then below it, it said, Unhandled page fault on read access to 0x00000000 at address 0x00aa4088.

i have tried opening it many times and the same results come up.

i've looked everywere and found that other people have had this same problem but no one has fixed it yet

any help will be appreciated

thanks