Fatal error: Uncaught Error: Call to undefined function add_action() in /srv/www/comaea/public_html/wp-content/plugins/bb-theme-builder/classes/class-fl-theme-builder-layout-admin-edit.php:21 Stack trace: #0 /srv/www/comaea/public_html/wp-content/plugins/bb-theme-builder/classes/class-fl-theme-builder-layout-admin-edit.php(304): FLThemeBuilderLayoutAdminEdit::init() #1 {main} thrown in /srv/www/comaea/public_html/wp-content/plugins/bb-theme-builder/classes/class-fl-theme-builder-layout-admin-edit.php on line 21