For a start try running it under an admin account if you can, if that succeeds then it's your permissions that are at fault. Otherwise it's something else which I'm not sure of without looking it up.
Formula 1 - Short for "F1 Racing" - named after the standard "help" key in Windows, it's a sport where participants desperately search through software help files trying to find actual documentation. It's tedious and somewhat cruel, most matches ending in a draw as no participant is able to find anything helpful. - Shog9
