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Error codeCall of DutyPlayStation 5 and PlayStation 4

Call of Duty error CE-34878-0

Game crash on PlayStation

This PlayStation error shows up when the game crashes and sends you back to the home screen. It can also appear as a generic application or system software error.

Is Call of Duty down right now? Operational: 10 problem reports in the last hour. If it were down for everyone, this error could come from there; right now it looks normal.
Fix it

How to fix error CE-34878-0

  1. Restart the game and try again.

  2. Update your PlayStation system software (Settings > System > System Software Update and Settings).

  3. Keep the console somewhere cool with good airflow.

  4. Delete old files and game data you no longer need.

  5. If crashes continue, contact PlayStation Support.

From Call of Duty's help pages: support.activision.com, in our words. Checked on 5 November 2026. If the steps do not help, Call of Duty's own support is the next stop.

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