1.20.1 Issue

Loader
Forge or Fabric? Fabric v1.20.1

Versions

• Minecraft Version 1.20.1
• Mod Loader Version Curseforge idk
• Origins Version 1.20.1 1.10.0.jar
• Origins++ Version v2.1.2 fabric 1.20.1
• Pehkui Version 3.7.11+1.14.4-1.20.2.jar

Origin
What origin is causing the problem? none

Power
What power is causing the problem? none

Notes
Same issue as dratic55 has stated in the comments on curseforge, When i join my server it keeps me loading forever and then kicks me out.

We are playing Medieval Minecraft 1.20.1 MMC 2 v23

Ive recieved some info, is this mod not serverside?