Observed behaviour

The Game crashes in the world creation screen, deleting the mod fix the issue

Expected behaviour

Create a new world?

Steps to reproduce

Open the Game
Select world creation

Server Type

Single Player

Crashlog

https://gist.github.com/SamuelM28/2c4a81463f9789f2fe59a0ef36bd2c22

Iron's Spells N Spellbooks version

1.20.1-3.1.3

Forge version

1.20.1 47.2.23

Other mods

No response

Caused by: org.spongepowered.asm.mixin.throwables.ClassMetadataNotFoundException: io.redspace.ironsspellbooks.capabilities.spellbook.SpellBookData

It looks like you are using an outdated addon. @SamuelM28 Can you confirm? Yes, All the Wizard Gear 1.0.9 is incompatible with 3.0.0+. Update it to fix.

Caused by: org.spongepowered.asm.mixin.throwables.ClassMetadataNotFoundException: io.redspace.ironsspellbooks.capabilities.spellbook.SpellBookData

It looks like you are using an outdated addon. @SamuelM28 Can you confirm? Yes, All the Wizard Gear 1.0.9 is incompatible with 3.0.0+. Update it to fix.

Thanks bro