Fatal error: Uncaught Error: Call to undefined function add_shortcode() in /nfs/bronfs/uwfs/hw00/d42/amtas/wordpress/wp-content/plugins/page-scroll-to-id/includes/malihu-pagescroll2id-shortcodes.php:33 Stack trace: #0 {main} thrown in /nfs/bronfs/uwfs/hw00/d42/amtas/wordpress/wp-content/plugins/page-scroll-to-id/includes/malihu-pagescroll2id-shortcodes.php on line 33