CE-34878-0
Application Crash Error
A game or application crashed and the PS5 returned you to the home screen. This code originated on PS4 and also appears on PS5 when running PS4-compatible titles. It is a general crash code rather than a pointer to one specific cause.
What causes this error
- Application-level bug or instability
- Corrupted game data or firmware
- Console overheating reducing stability
- Power instability (surge or fluctuation)
How to fix CE-34878-0
- 1
Restart the game or application.
- 2
Install any available game updates.
- 3
Update PS5 system software: Settings > System > System Software.
- 4
Boot into Safe Mode and select Rebuild Database (option 5).
- 5
Restore licenses: Settings > Users and Accounts > Other > Restore Licenses.
- 6
Ensure the console has good ventilation - at least 10 cm clearance and no dust blocking vents.
- 7
Delete and reinstall the game as a last resort before contacting PlayStation Support.
FAQ
What causes PS5 error CE-34878-0?
Application-level bug or instability Corrupted game data or firmware Console overheating reducing stability Power instability (surge or fluctuation)
How do I fix PS5 error CE-34878-0?
Restart the game or application. Install any available game updates. Update PS5 system software: Settings > System > System Software. Boot into Safe Mode and select Rebuild Database (option 5). Restore licenses: Settings > Users and Accounts > Other > Restore Licenses. Ensure the console has good ventilation - at least 10 cm clearance and no dust blocking vents. Delete and reinstall the game as a last resort before contacting PlayStation Support.
Do I need to reset my PS5 to fix this error?
A full factory reset is rarely needed. Start with the basic steps: restart the console, check for updates, and rebuild the database in Safe Mode. Only contact PlayStation Support or consider a reset if all other steps fail.