Fatal error: Uncaught Error: Call to undefined function admin_url() in /home/webadmin/public_html/wp-content/plugins/events-calendar-pro/src/admin-views/manager/create-new-event.php:32
Stack trace:
#0 {main}
thrown in /home/webadmin/public_html/wp-content/plugins/events-calendar-pro/src/admin-views/manager/create-new-event.php on line 32