Every second server that i join my game freezes and i get a hl2.exe error.Does anyone know how to fix this problem?

Jordan.

You google it and try all the fixes you come across.

run steam as an administrator and css if necessary.

failing that look here

http://forums.steampowered.com/forums/forumdisplay.php?f=37

Remove your GUI.

 jDNN
ive also got this but only started like 2 days ago