Cannot play cod4 multiplayer Tags: PC gaming Multiplayer Video Games Last response: January 13, 2011 3:12 PM in Video Games Share Anonymous January 11, 2011 6:46:50 PM Hi There, Just bought the COD4 on PC. When trying to play multi player, and asks for my keycode, says it already exists. Can anyone help me. Much appreciated. More about : play cod4 multiplayer venjhammet January 13, 2011 3:12:58 PM You sure you bought a legit copy? Can't find your answer ? Ask ! Publish Related resources Cant play CoD4 Multiplayer ! ( Singleplayer works fine ) Forum Cant play CoD4 Multiplayer ! ( Singleplayer works fine ) Forum Cant play CoD4 Multiplayer ! ( Singleplayer works fine ) Forum Cant play CoD4 Multiplayer ! ( Singleplayer works fine ) Forum What the hell is going on with COD4 multiplayer Forum Cod4 multiplayer lag Forum explain the COD4 Multiplayer Forum COD4 multiplayer problem...no prob in single player wtf? Forum How to cheat on COD4 online PS3 Forum CoD4 and SecuROM Forum COD4 v CRYSIS Forum Middle Eastern campaign in COD4 Forum COD4 multi and win 7? Forum CoD4 Pc Multiplayer Wont Work Forum Internet Issues Multiplayer COD4 Forum PS3, and Wii adding to wired network. Forum [Solved] Best multiplayer FPS on PC Forum How to play COD 5 Lan zombie coop Forum Play station 3 arctic silver alternative Forum Saving multiplayer progress Bad Company 2 Forum More resources Read discussions in other Video Games categories Console Gaming PC Gaming Handheld Gaming Nintendo Playstation Servers Sims World of Warcraft Xbox 360 !