не запускается Call of Duty 4

Выскакивает такая ошибка
Error during initialization
Video card or driver doesn't support separate alpha blend? glow will be disabled
В концоли
-----Initializing Renderer ----
execing ragdoll.cfg from disk
-----Client Initialization -----
-----Client Initialization Complete -----
Trying SMP acceleration...
...succeeded.
-----R_Init -----
Getting Direct3D 9 interface...
Pixel shader version is 2.0
Vertex shader version is 2.0
Video card or driver doesn't support separate alpha blend, glow will be disabled.

Error during initialization:
Video card or driver doesn't support separate alpha blend, glow will be disabled.