i cant make project reality to run

[su_27]

When i try to launch the game online or offline my screen shows a black page AND it just closes everything
I tried a Lot of things from the fórum and nothing works for me
If someones knows something about it please heló
Im using Windows 8,1
I tried to restart the PC reinstall the game change my graphics settings to custom ,run it as administrador , AND my vercion of the game right now Is 1.8.7