criticalCrash ReportsAffects: All versions
How to Fix Ticking World / Ticking Screen Crash
Fix Ticking World Crash by restoring from backup, fixing level.dat, or removing corrupted player data.
Quick Fix
Delete the problematic player's data file in world/playerdata/ or restore the world from backup.
Error Message
java.lang.RuntimeException: Ticking world / Error executing task on ClientHow to Fix
1
Restore from a recent backup
2
Delete level.dat and rename level.dat_old to level.dat
3
Remove the player's .dat file from world/playerdata/
4
Start a fresh world to test if the issue is world-specific
5
Remove recently added mods
Common Causes
- Severe world corruption
- Mod failing during world tick processing
- Corrupted player data causing world processing failure
Diagnostic Steps
- Try restoring from backup first
- If no backup, try level.dat_old
- If player-specific, delete their playerdata file
- If world-wide, check mods
FAQ
How do I restore from a backup?
Replace the world folder with your backup copy. If using a server panel, check for automatic backups.