Fatal error: Uncaught Error: Call to undefined function register_activation_hook() in /home/dupbox1/public_html/wp-content/plugins/hostiko-toolkit/includes/akd-mega-menu/akd-mega-menu.php:21 Stack trace: #0 {main} thrown in /home/dupbox1/public_html/wp-content/plugins/hostiko-toolkit/includes/akd-mega-menu/akd-mega-menu.php on line 21