Fatal error: Uncaught Error: Call to undefined function add_action() in /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/notification-center/setup.php:8
Stack trace:
#0 /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/notification-center/setup.php(140): ITSEC_Notification_Center_Setup->__construct()
#1 {main}
thrown in /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/notification-center/setup.php on line 8