Clear and Consise description of the issue

What happened?
When creating a world or opening it crashes and comes up with the following error

What did you expect to happen?

Steps to reproduce the issue:

Mod Information

Minecraft version: 1.20.1
Mod version: Boxlib 11.3.2. CoordinatesDisplay 10.1.1
Other relevant mods:

Relevant logs (if applicable):
Pastebin link or attachment

Screenshots or videos: (Optional)

Sorry I've been confused. The correct versions for 1.20.1 is 9.x. I've released a new version that correctly loads Boxlib 11.x for 1.20.1 and 10.x for 1.20