Confirmation button on Area Unlocker doesn't render

[undeadbanana]

Describe the bug
The only way to confirm a color picked is by selecting and then pressing enter.

Expected behavior
There's supposed to be a button there the confirm.

Steps to reproduce

1. Open color selector in Area tab

Other mods
Lots

Output log
https://gist.github.com/HugsLibRecordKeeper/57fb1018f8aab6996d2a041762c2e5e9

Can I just skip the rest and tell you I fixed the same error for another mod? Apparently the ButtonText widget moved to UnityEngine.TextRenderingModule and adding that as an assembly reference makes the error go away and the button/menus render again.