Fixed in 1.0.5

Describe the bug
Crashes when trying to create new world. Not sure it's caused by Cotton, but when cotton was removed it worked properly. I have retried and it happens the same way each time. Also can not open worlds created without mod.

To Reproduce
Steps to reproduce the behavior:

1. Launch Client
2. Create new singleplayer world (mine was cheats on & survival with many other mods and datapacks though I don't know if these are necessary)
3. See error

Expected behavior
Create new world and open.

Version of the (please complete the following information):

• Cotton 1.0.4
• Fabric API 0.14.0+build.371-1.16
• Minecraft 1.16.1

Additional context Optional
Crashlog from creating new world:
https://pastebin.com/qaNhCddp

Fixed in Cotton 1.0.5, please update

fixed in 1.0.5