game crashes as soon as using an emote on 1.21.4 crashes for other players aswell

To Reproduce
Steps to reproduce the behavior:

1. minecraft
2. Click on emotes
3. click any emote
4. game crashes

Expected behavior
emote plays

Minecraft version+mod loader

• Version: 1.21.4 - Modded: fabric 1.16.10
• Client/Server

Mod version: 2.5.0-b.build.71

Minecraft log and crash report:
no report just closes immediately

log here

crash report here

crashes other players games also major exploit