Describe the issue

Crashes on player death with inventory with Bodies! Bodies! mod

Log output and crash report

https://gist.github.com/Poopooracoocoo/0a04959674d0f1843a370d88f3d74f72

Additional context

Steps to reproduce:

1. Launch game with mods
2. Create a world in creative
3. Add any item to your inventory
4. Execute /kill @s

Prompted by https://www.reddit.com/r/fabricmc/comments/1946u5k/minecraft_fabric_modpacket_crash/

This is more of Bodies Bodies issue.

In here, it calls for ClientPlayNetworkHandler with the client parameter as null.