Describe the bug
(Watch video demo if i am unclear)
Weapons making game crash in Anvils with error:
*
The game crashed whilst container click
Error: java.lang.NullPointerException: Cannot read the array length because "array" is null
*
Video demonstration: https://streamable.com/yrfak2
Whats in the video:
Showcase that weapons work in enchantment table.
Enchantment Giver works.
Other modded weapons (and vanilla) works in Anvil.
Weapons do not work in Anvil.

To Reproduce
Steps to reproduce the behavior:

1. Add weapon and add enchantment book. (alternatively another same weapon for "repair")
2. Crash and see error

Expected behavior
To be able to enchant the weapon by books.
Have worked with older version of mod. Previously used mcdw-4.4.0-1.19
and I think it work then. But I upgraded recently to get xp boosting enchantments to work properly.

Screenshots
If applicable, add screenshots to help explain your problem.

Please complete the following information:

• OS: Windows
• Launcher CurseForge
• Mod Version 5.0.4-1.19
• Are you using a Modpack? Yes, Medieval MC v.5 (eg. the 1.19 version, NOT upgraded to 1.19.2)
• Minecraft version is 1.19(.0)

@EztraDev See #164 for solution

Delete your configs on server and client