Tried to reinstall and it didnt helped.
# Where exactly in the game do you experience this issue (start screen, while playing the game, etc.)? after 10-15 gameplay minutes it says the error.
# What version of the game you have (retail, steam, other online store)? retail, original !
# What are your system specifications and OS? gigabyte p35c-ds3 , q6600 @ 3.2 ghz , 4GB ram OCZ , geforce 8800 gts 512 , need more information ?

# Have you updated your game to the latest patch? yeah the latest.
I had this problem and i formatted the pc to vista ultimate x64 SP2 and it keeps the error.
EDIT: I saw lots of people that had this problem...
who fixed it ?
This post has been edited by morx555 on Friday, Sep 25 2009, 14:41