Lead Developer
Yoast doesn’t recognize the Sections WP editors – it only looks for the default one (as it should).
You can ignore that report from Yoast – your body text is still recognized by search engines 🙂
Documentation: http://docs.generatepress.com/
Adding CSS: http://docs.generatepress.com/article/adding-css/
Ongoing Development: https://generatepress.com/ongoing-development