okay this may seem stupid to ask but have you installed it and then took it off because if this is the first time you installed it and just left it on you kno just reinstall it i kno i had alot of problems with C&C games i just reinstalled and they worked fine
im out of ideas not much more i can think of //content.invisioncic.com/y282845/emoticons/crap.gif.7f4dd41e3e9b23fbd170a1ee6f65cecc.gif