Bunch of errors when generating string tables and selecting String Table Selection

I imported Unity Localization Package some weeks ago on my project and today I decided to dive into it.
I added some new locales, added fallback to them.

Then I created some tables, generation works great until I select the String Table Selection and I get a bunch of UI related errors on the console. I still get those errors every time I select the string table selection asset. I tried creating my tables again, reloading my Unity project, removing the package and reinstalling it but the...

Bunch of errors when generating string tables and selecting String Table Selection