PS4 error code
PS4 Error CE-34878-0: What It Means and How to Fix It
CE-34878-0 in one line: A game or app crashed on the PS4.
Try this first: update the system software and the game, then restart the PS4.
Try this first: update the system software and the game, then restart the PS4.

What CE-34878-0 means
PlayStation Support says: “An error occurred with the game/application.” (official page)
Sony's official PS4 page for CE-34878-0 gives the steps below in this order. We summarise it; we did not test on hardware.
Likely causes
- Out-of-date system software or game.
- A connected PlayStation Camera.
- A replacement hard drive.
- Corrupt system data.
How to fix CE-34878-0, easiest first
- Update the system software and the game
Install the latest PS4 system software and the latest version of the game or app. - Restart the PS4
Turn the console fully off and on again. - Unplug the PlayStation Camera
If a PlayStation Camera is connected, unplug it, restart the console, then go to Settings > Login Settings and turn off Enable Face Recognition. - Reinstall the original hard drive
If you replaced the PS4's hard drive, put the original back. - Back up, then initialize
Back up your data first: initializing erases everything on the console. Then go to Settings > Initialization > Initialize PS4. - Request a repair
If it happens with many games or straight after launch, use PlayStation Repairs.
| Step | What to do | Source |
|---|---|---|
| 1 | Update the system software and the game | Official |
| 2 | Restart the PS4 | Official |
| 3 | Unplug the PlayStation Camera | Official |
| 4 | Reinstall the original hard drive | Official |
| 5 | Back up, then initialize | Official |
| 6 | Request a repair | Official |
When to contact support
If Sony's steps don't fix it, contact PlayStation Support.
CE-34878-0 FAQ
What does PS4 error CE-34878-0 mean?
Sony says: "An error occurred with the game/application." A game or app crashed on the PS4.
Sources
- PlayStation Support: PS4 error CE-34878-0
- PlayStation Support: Safe Mode
- NextPlayIntel PS4 troubleshooting guide
Other PS4 error codes
- CE-34878-0: A game or app crashed on the PS4.
- CE-30005-8: The PS4 couldn't read its hard drive or the disc drive.
- CE-34335-8: The PS4 can't find its hard drive.
- CE-35486-6: The PS4 can't read the disc.
- CE-32894-6: The PS4 lost its connection to the server.
- NW-31201-7: The PS4 couldn't connect to the network or the game's server.
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