What is the link to the copy of the game you are trying to use? Try this one. You need to try what they've suggested. Temporarily disable your AV, see if it works. Temporarily disable any firewalls, see if it works. _Make sure_ you have the latest DirectX installed (meaning even if your computer says it has it, reinstall it anyways), see if it works. _Make sure_ you have the latest graphics card driver installed (meaning even if your computer says it has it, reinstall it anyways), see if it works. _Make sure_ you have the latest monitor driver installed (meaning even if your computer says it has it, reinstall it anyways), see if it works. Try running the .exe with different compatibility modes, see if it works. Try turning off all unnecessary programs, see if it works. If you do not have an AV, get one and make sure your computer is not infested with viruses, see if it works. If you do not know the state of ad/mal/annoying-ware on your computer, go to download.com, get Ad-Aware and make sure your computer is not infested with such software, see if it works.