Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
It's most likely a mod conflict. You can see conflicting forge mods here: https://aristois.wiki/modpacks/forge#C4
Keep in mind that there can be more than those mentioned on the list
