Version Information

Minecraft version: 1.12.2
CubicChunks version: CubicChunks-1.12.2-0.0.1055.0-SNAPSHOT-all
Forge version: forge-1.12.2-14.23.5.2854
Other mods (if applicable): worldedit-forge-mc1.12.2-6.1.10-dist

Steps to reproduce:

1. Create a Forge server with CubikChunks
2. The error comes up randomly
3. Server crashes

Expected Behavior: Server runs smoothly

Actual Behavior: Server Crash

Link to crash log (if applicable - use a site such as hastebin:
https://pastebin.com/raw/0Rj9d0sp

Most likely same as #596 so closing as duplicate