COD Modern Warfare 2 -Problème Lancement.

Bonjour,
Voilà quand je clique sur COD multiplayer voilà le messaye d'erreur :

execing ragdoll.cfg from fastfile
----- Client Initialization -----
----- Client Initialization Complete -----
Attempting 44 kHz 16 bit [Windows default] sound
----- R_Init -----
Getting Direct3D 9 interface...
Pixel shader version is 1.4
Vertex shader version is 1.1
Video card or driver doesn't support separate alpha blend, glow will be disabled.
Huffman Took 8 Milliseconds

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

Pourtant j'ai mis a jour le pilote carte graphie
Svp aider moi j'aia cheter jeu a 60€ :(