If you are getting kicked by Punkbuster for Losing Key Packets 9005 then you need to update your PB services and/or disable firewall while playing.
1. Disable your anti virus/firewall for 15 minutes if you are using any.
2. Then download and update your Punkbuster using the PB Updated from Evenbalance.
Then re install Punkbuster services using below exe.
Install/Reinstall/update your PunkBuster Services
Follow those easy steps :
Clic here (Download pbsvc.exe from evenbalance.com)
Clic save file
double clic on pbsvc.exe
Clic on I agree
Some few test gonna start, to fix any problem with punkbuster installation
While starting the game first time, please make sure you are running it as ‘admin’.
Right click on the game exe file -> Click on Properties -> Compability -> Select run this program as administrator -> Press Apply and then Ok.