Mod Name
YABBA

Link to the mod (ideally Curseforge)
https://www.curseforge.com/minecraft/mc-mods/yabba

I'm also holding one, in the second slot

Meanwhile this is after disabling F32ME

It looks like the newest build (03/01/21 or even one before) fixes this issue.

Tested with YABBA 1.1.2.54. It seems like they added support for YABBA in #205.