hello and regards to all seniors and wise members! would like to ask for your help...i have installed modern warfare2 and i have played it with no problems..and then,i have installed the avg2012 antivirus and the problems happened..the game crashes at the loading screen and i cannot opened the task manager to stop it..and i have to do the hard reset..i kew that it will harm my pc but i dont have any choice..then,i uninstalled that antivirus and use cc cleaner to remove all the temporary files and turn of the windows firewall..but,the problem still happened!!! is there any solutions for this annoying problems?can anyone help me......?