Not a huge deal, it's just an error, but I can't find out how to hide the error. I have an archetype that can have 2 Primary Elements:
http://www.zylphyr.com/Elementalist.pdf
I can hide the red-tab error by adding +1 to rows 0, 6 and 14 of the Modified Custom Ability Count. But I can't get rid of the Validation errors of...
Aether: You may only select a single primary element.
<element>: You may only select a single primary element.