PlayStation 4 Error Code CE-34878-0: How to Fix It
Easy 15-45 minutes Medium Severity
Verified June 2026
- Error Code
- CE-34878-0
- Brand
- PlayStation 4
- Product Type
- game_platform
- Severity
- Medium
- DIY Difficulty
- Easy
- Estimated Fix Time
- 15-45 minutes
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Tools You'll Need
- USB cable for controller
- External storage device for backups
How to Fix Error Code CE-34878-0
-
Restart the Game Application
-
Check for Game Updates
-
Update PlayStation 4 System Software
-
Rebuild Database in Safe Mode
Back up your save data before rebuilding the database as a precautionary measure -
Delete and Reinstall the Game
Ensure your game saves are backed up to PlayStation Plus cloud storage or USB before deletion -
Check Hard Drive Health
Turn off your PS4 immediately if you hear clicking sounds from the hard drive -
Initialize PS4 System
This will delete ALL data on your PS4 including games, saves, and settings
Parts You May Need
2.5-inch SATA hard drive or SSD
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External USB storage device
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2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
2.5-inch SATA hard drive or SSD
Check Price on Amazon
External USB storage device
Check Price on Amazon
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When to Call a Professional
Contact PlayStation Support if the error persists after trying all troubleshooting steps, if your console is under warranty, or if you hear mechanical noises from the hard drive indicating potential hardware failure.Frequently Asked Questions
What causes PS4 error code CE-34878-0?
Error CE-34878-0 is caused by application crashes due to corrupted game data, outdated software, insufficient system resources, or failing hardware components like the hard drive.
Will rebuilding the database delete my games and saves?
Rebuilding the database does not delete games or save data, but it may reset some settings like folder organization. However, it's always wise to back up save data before performing system maintenance.
Why does this error happen with only one specific game?
When the error affects only one game, it's usually due to corrupted game files, an incomplete download, or compatibility issues with your PS4's current system software version.
Can a full PS4 hard drive cause CE-34878-0?
Yes, insufficient storage space can cause games to crash with this error. Ensure you have at least 50-100GB of free space for optimal performance and to allow for temporary files during gameplay.
How do I know if my PS4 hard drive is failing?
Signs of hard drive failure include frequent game crashes, extremely slow loading times, freezing during gameplay, clicking or grinding noises, and error CE-34878-0 occurring across multiple games.