Before Continuing:

• Always check you are using the latest version of the mods and its dependencies
• Remove known problematic rendering mods such as Optifine, Sodium and others. Do NOT report issues related to said mods
• If you are unsure which mod is the culprit.
  Disable half your mods at time until you isolate the culprit
• If you have a crash ALWAYS post LATEST.LOG below
• If the issue is about behaviors be sure to consult the WIKI first

Version-Loader

1.20.1-forge

Supplementaries Version

1.20-2.7.27

Moonlight Lib Version

1.20-2.8.84

Issue Detail

trying to join a friends world with the essential mod causes an error, removing supplementaries fixes the error.

Optional Attachment

2024-01-20-7.log

To Produce

No response

i dont see any error related to supplementaries in your log. last error i see is from mechanism. not sure if that causes a crash or not tho. You might want to report to essentials