Thanks. I just fixed this problem. Go to settings/options -> multiplayer -> punkbuster -> then click enable punkbuster. Easier than I thought. Saw a lot about manual updating and whatnot. you dont have to at least i dont personally because punkbuster carries alot of crap ware with it. Insert disc 1 in the DVD drive on your computer. The installation file should automatically load. If it does not load, click “Start” and “Computer," and double-click your DVD drive icon to start the program. Click the “Install” button. This takes you to a license-agreement screen. Agree to the terms of the license and click the .

how to install punkbuster for cod4