Do every step in this page to fix this problem http://help.ea.com/en/article/battlefield-4-punkbuster-troubleshooting/ also re-install your drivers and re-download then from the official driver page
If this helps,pleas click the white XP button and add some XP to me
If this solves your question,click the green solution button and mark it as solution so it can help others with the same problem
i have been doing these steps for over 5 months
it only gives me and extra 20 mins before getting kiced again
