Left 4 Dead 2 update 2.0.0.1
There seems to be an update release, I am going to give it a try and see how it goes.
update:
I have used few patches and finally my game is stable with just one weird problem of player names, rest is good. I tested this on my pc and a friends on razor1911 copy. I uploaded it here give it a try if you want.
patch 2.0.0.1
httpwww.megaupload.comd=2XGM1CNA
Note: run the game from left4dead2.exe
Make sure steam is turned off or else your game will crash.
If your game crashes at 1st loading screen use the reg fix.