Fatal error: Uncaught Error: Call to undefined function add_action() in /home/FeRRKNG/public_html/szkolazs1mm/wordpress/wp-content/themes/twentytwenty/functions.php:148 Stack trace: #0 {main} thrown in /home/FeRRKNG/public_html/szkolazs1mm/wordpress/wp-content/themes/twentytwenty/functions.php on line 148