What version of the mod, Forge/Neoforge and Minecraft are you using?
FORGE 43.3.2 aether-redux-1.2-1.19.2-forge.jar

Describe the bug
Choosing large world gen crashes

To Reproduce
Steps to reproduce the behavior:

1. Add Aether and Aether Redux (I am using SteamPunk Modpack)
2. Load game
3. Make world with Large Biomes
4. Crash

Expected behavior
Not to Crash

Crash report (if necessary and/or applicable)
crash-2023-10-28_21.33.01-server.txt

Log file (should be titled latest.log, if applicable)
2023-10-28-1.log

Additional context
Using SteamPunk Modpack (Shouldnt really make a difference?

hmm, maybe large biomes worlds have different behavior for how it creates the world, I’ll look into this

This should be fixed now as of v1.3!