Patch Notes

How to Fix COD Vanguard Error Code CE-34878-0 (Solved)

Call of Duty Vanguard is now available on PS4, PS5 Xbox One, and PC. Unfortunately, since the release, players are receiving error ce-34878-0 in COD Vanguard. We have posted workarounds to fix COD Vanguard error code ce-34878-0.


Read more details below.

What is Call of Duty Vanguard error code ce-34878-0?

CoD Vanguard error CE-34878-0 is a general problem indicating that the game has crashed. You will require to restart the game. If you receive a CE-34878-0 error, you will need to restart the game.


How to fix COD Vanguard ce-34878-0 error (Crashing, Framerate drop, Lag)?

If you continue to receive CE-34878-0 errors, it is an indication that something else is wrong, and you should check to ensure your PlayStation 4 system software and the game you are playing are both up to date. Follow these steps to check for updates:

  1. Exit to the PlayStation home screen.
  2. Highlight the game you were playing and press the Options button.
  3. Select Check For Update and allow any game updates to install.
  4. After any updates have finished installing, select Settings at the top of the PlayStation home screen.
  5. Select System Software Update and allow any system updates to install.
  6. Reboot your PlayStation 4.

If you are still receiving CE-34878-0 errors after updating, try the following suggestions:

  • If a PS Camera is connected to the system, remove it and reboot the system, then turn off Enable Face Recognition.
    1. From the PlayStation 4 home screen, select Settings.
    2. Select User.
    3. Select Login Settings.
    4. Uncheck Enable Face Recognition.
  • If you have upgraded the Hard Disk Drive (HDD) in your console, please re-install the original HDD.
  • If the error occurs again, back up your saved data, and then:
    1. From the PlayStation 4 home screen, select Settings.
    2. Select Initialization.
    3. Select Initialize PS4.

If you receive Call of Duty Vanguard error CE-34878-0, you will need to restart the game. A fix is coming in the future update.