In order to run this game, you need to have installed DirectX 9.0c or above. If you encounter a problem with this service, try to perform an update. The DirectX should be available on the installer disk of the game. If you can't find it, visit the following official website to download it. If you still can't run the game with the DirectX installed, go to Start > Run > dxdiag and press Enter (for Windows XP) or Start > in the search bar type dxdiag and press Enter (for Windows 7 and above). After the scanning process is finished, the tool will provide a report in which you can see what problems does your computer have. If everything is OK and you still can't run the game, contact the developer on the official website for additional support.