KubeJS Iron's Spells loading problem

[true orbit]

Everytime i try to load minecraft with iron spells js it just crashes

KubeJS (kubejs) has failed to load correctly
java.lang.NoClassDefFoundError: io/redspace/ironsspellbooks/api/util/UpdateClient

[pseudo badge]

Once your ticket has been resolved, please close it with </ticket close:1054771505520717835> command!

[verbal monolith]

Paste version of crash-2026-02-08_15.08.10-fml.txt from @true orbit

[true orbit]

here's the mod list
mixinextras-forge-0.2.0-rc.2.jar
rhino-forge-2001.2.3-build.10.jar
irons_spells_js-1.20.1-3.1.1-release.jar
geckolib-forge-1.20.1-4.8.3.jar
architectury-9.2.14-forge.jar
kubejs-forge-2001.6.5-build.16.jar
player-animation-lib-forge-1.0.2-rc1+1.20.jar
irons_spellbooks-1.20.1-3.15.2.jar

and for the forge version, i'm using forge 47.4.10

[pseudo tusk]

the most likely issue is that Irons spells js isn't updated to support the newest iron's spells update

which I noticed you are on 3.1.5

[true orbit]

yeah, you're right

thanks for the help

i needed to downgrade my version