criticalMod ErrorsAffects: All modded versions
How to Fix Mod World Generation Crash
Fix Mod World Generation Crash by disabling problematic features in the mod's config or updating the mod.
Quick Fix
Disable the problematic mod's world generation in its config file.
Error Message
Exception in world generation / Feature placement crashedHow to Fix
1
Check the crash report for the failing feature/structure
2
Disable that feature in the mod's config
3
Update the mod to the latest version
4
Create a new world to test if the issue is world-specific
5
Reduce the number of world generation mods
Common Causes
- Mod world generation conflicting with vanilla or other mods
- Invalid biome configuration
- Mod trying to generate structures in dimensions it does not support
Diagnostic Steps
- Read the crash report for the world gen feature that failed
- Find the mod's config and disable that feature
- Try generating a new world
- If it works, the old world may have corrupt gen data
FAQ
Can I fix a world that crashes during generation?
Delete the corrupted region file for the chunk that crashes. New terrain will generate in its place.