The PS4 error CE-34878-0 is one of the most common errors and deals with crashed games and applications. The error CE-34878-0 (sometimes called CE-36329-3) happens due to corrupt data or system software, but it’s not hard to fix.
- Restart the system and try again. Make sure the latest game patches and PS4 system software has been installed.
- If the error persists, re-install the game (re-download if its a downloadable title), and try again.
- If the error still persists, you’ll have to re-install the PS4 system software. Go to Settings, then to Initialization, and choose Initialize PS4. Be sure to back up your data before doing this.