Ok, there are a couple of more steps you can try, that can minimize the occurrence of this errors:
Here are some steps, you can try:
First, do this steps: http://help.ea.com/en/article/battlefield-4-punkbuster-troubleshooting/
Also, try this additional steps, if the above does not work:
1. Open windows firewall
2. Click advanced settings( on the left) and then inbound (also left)
3. Find PnkbstrA.exe and PnkbstrB.exe (if you have two of both, its fine)
4. Right click on each of them>properties>programs and services
5. Make sure that "all programs that meet the specifications" is checked
6. Then go to the "Advanced" tab and check all 3 boxes. Domain, Private and Public.
7. REMEMBER TO DO THIS FOR ALL PnkBstr Files. Then save and quit.
8. Go to C:\Program Files (x86)\Origin Games\Battlefield 4 and delete "Pb" folder.
9. Go to these 2 links:
http://websec.evenbalance.com/downloader/download.php?file=1
http://www.evenbalance.com/downloads/pbsvc/pbsvc.exe
10. Download and install both
11. Run Pbsetup.exe (the first link)
12. Add a game (eg. bf4)
13. Check for updates.
-Reinstall DirectX.
1:go to C:\Program Files (x86)\Origin Games\Battlefield 4\__Installer\directx\redist
2:Find file named DXSETUP.exe, right lcik and select RUN AS ADMINISTRATOR . Install it. It should update your DirectX install.
3: You might need to reboot computer first.
4: try to launch game.
Still doesn't work then....
-Update your Microsoft .NET framework.
http://www.microsoft.com/en-us/download/details.aspx?id=17851
Make sore your drivers and updated.
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