Observed behaviour

Hello. Today i try to uprgade backpack from travalers backpack mod in smithing table, i put backpack and i got crashed, next i test with others items - same crash. i try without this mod and everythings normal.

Expected behaviour

i expected that i just upgrade my backpack

Steps to reproduce

1. Grab smithing table 2. Put something inside 3. Crash

Server Type

Dedicated Server

Crashlog

https://bytebin.lucko.me/P07B9w1R5O

Iron's Spells N Spellbooks version

1.18.2 - 1.1.4.5

Forge version

1.18.2 - 40.2.21

Other mods

are you using the same version of the mod as the server?

This issue was closed because it has been inactive for 14 days since being marked as stale.