Minecolonies version

Version: 1.12.2-0.10.259-RELEASE-universal

Expected behavior

The game does not crash when loading the world

Actual behavior

The game crashes when loading the world

crash-2019-05-29_10.35.46-server.txt

Steps to reproduce the problem

1. Create a world
2. Create a colony
3. Progress through the mod
4. Watch the game suddenly crash
5. Re-open Minecraft
6. Load the world
7. ... Profit

the error you posted doesnt seem to be related to minecolonies at all, but to optifine

This is not related to minecolonies as far as I can see. Closing.