Guys please help it worked like charm before but now i don't know what happened it crashes after a black screen. please please help. I've tried everything reinstalling after deleting some files, registry, client and validated it again but i don't what's the problem.

Use this tutorial

http://forum.planetcss.com/topic/1265-tutorial-on-how-to-install-csgo-properly-and-avoiding-the-queue-problem/