betweenlands version:3.9.5

Forge version:

forge version: 14.23.5.2860

Singleplayer or Multiplayer:

Multiplayer, server is the offical into the betweenlands sever

Installed mods:

into the betweenlands modpack

Link to full crash log

no crash

Description of the problem

How to reproduce:

1. put a upgrade that can stack up to 3 in the any of the armor
2. it will say you have 2 upgrade in that slot
3. close gui
4. open gui again, you will have 1 upgrade again

Expected result:

have more then 1 upgrade equiped

Actual result:

the upgrade is gone

Pictures: