Here are common, but somewhat unknown fixes for this message and similar.

Game disconnected: you were kicked by PunkBuster. Stated reason: PunkBuster kicked player ‘PLAYERNAME” (for 0 minutes) … RESTRICTION: Service Communication Failure: PnkBstrA.exe

1. Go to the games directory and find the “pb” folder and delete it.
2. Go to EvenBalance’s PBSETUP website and download and save it to your desktop.
3. Run pbsetup.exe as an administrator and check for updates.
4. Select the game that you are having troubles with through Add a Game button
5. Click check for updates again and it should download the newest version of punkbuster
6. Go to EvenBalances PBSVC website and download and save it to your desktop.
7. Run pbsvc.exe as an administrator and follow all of the steps.
8. Profit?

I hope that gets some unhappy gamers up to spec and back on the virtual playing field.