Fatal error: Uncaught Error: Call to undefined function add_action() in /home/mahaadedsdfdfhfg/public_html/wp-content/plugins/wpvivid-backuprestore/admin/partials/wpvivid-schedule-page-display.php:302 Stack trace: #0 {main} thrown in /home/mahaadedsdfdfhfg/public_html/wp-content/plugins/wpvivid-backuprestore/admin/partials/wpvivid-schedule-page-display.php on line 302