Fatal error: Uncaught Error: Call to undefined function add_action() in /home/ne858a5/public_html/wp-content/themes/themify-ultra/themify/themify-builder/classes/class-themify-builder-gutenberg.php:16 Stack trace: #0 /home/ne858a5/public_html/wp-content/themes/themify-ultra/themify/themify-builder/classes/class-themify-builder-gutenberg.php(171): Themify_Builder_Gutenberg::init() #1 {main} thrown in /home/ne858a5/public_html/wp-content/themes/themify-ultra/themify/themify-builder/classes/class-themify-builder-gutenberg.php on line 16