0. ALWAYS PROVIDE INFORMATION ABOUT MODLOADER (Fabric / Forge) AND MOD VERSION (For Example 1.19.2-8.2.10)
   Neoforge-1.20.6-9.6.2

1. Describe the bug
   The Client crashes when you put any item into the backpack and you exit the menu.

2. Write steps to reproduce the bug
   Open the backpack, equip the backpack, put any item, close the backpack, and done. Crash.

3. What is expected behaviour
   Sad, bc I cant play with my friends if they're clients crashes if they do this.

4. Screenshots (If applicable)
   I don't have screenshots but I have the latest.log with the mods that I have. (and server has.)
   latest.log

is my first time summiting a issue so, I really don't know if I do it right, but don't be angered at me, I tried my best.

https://www.curseforge.com/minecraft/mc-mods/travelers-backpack/files/5516680
Fixed