Client Invalid Version?

N0Forum

Hi, i need some help. When i start the game it says:

Your client is invalid version
Re-install lastest version game client

Iam using windows vista sp1. What should i do?
Any help will be appreciated
Regards

TRNSiLveR

Maybe ıts because you vıdeo cards.
Tell you computer specs.

N0Forum

I think it's not a video card problem. It's the first time i get a error of this type, when i used to play i never faced this error
But anyways it's 512mb graphics, Nvidia GeForce 8400 Gs and 2gb ram
Please help me asap!
Regards