Fatal error: Uncaught Error: Call to undefined function add_action() in /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/security-check-pro/class-itsec-security-check-pro.php:17 Stack trace: #0 /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/security-check-pro/active.php(5): ITSEC_Security_Check_Pro->run() #1 {main} thrown in /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/security-check-pro/class-itsec-security-check-pro.php on line 17