can´t start supreme 2

[:1]then i start it it just says "preparing to supreme commander 2" then the screen blink black and then im back at the desktop.
i have try to reinstall sc2
how can i fix it?|||Have you tried going to the folder and clicking on the exe?|||parado0m|||I'm going to be sticking this thread in the SupCom2 Tech Support forum.
Thread Moved.
Mike|||Have you already performed the game.prefs rename mentioned in other threads? That seems to handle most options/hardware mismatch problems that can crop up, and that file is external to the build itself, so may not be removed on a reinstall.
- Servo