Versions

Betweenlands version:

The Betweenlands v3.3.11

Forge version:

14.23.4.2747

Singleplayer or Multiplayer:

Singleplayer

Installed mods:

The modpack is public, but this pack is mine, and it occurred in a build I have yet to release, so it would not be replicable.

Link to full crash log

https://pastebin.com/n1gtZwzc

Description of the problem

How to reproduce:

1. Open up a world
2. ???
3. Crash

Expected result:

No crash

Actual result:

A crash

Pictures:

Thanks for reporting! However, this is an issue within LLibrary unrelated to us.