CoD4; before complaining about game not running; follow following
1. make sure no cheat or helping software is running and no cheat software is in your PC
2. Exit Game if already in game
3. Run again as Admin iw3mp without mod
4. when prompted to Update, click YES (else don't complain)
5. wait for it to do its work , sit back and enjoy a cup of water
6. Now Play
7. If still doesnt work or Update doesnt come, if it doesnt work then
a. download
http://182.176.65.4/cod4x/cod4x18_v15client.zip
b. extract to cod4 folder so a new folder in cod4 is created by this zip
c. run file in it called "install.cmd" (as an admin and without admin both) and then PLAY
Still having an issue? private message me