Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/ban-users/class-itsec-ban-users.php:40
Stack trace:
#0 /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/ban-users/class-itsec-ban-users.php(60): ITSEC_Ban_Users->add_hooks()
#1 /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/ban-users/class-itsec-ban-users.php(10): ITSEC_Ban_Users->init()
#2 /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/ban-users/class-itsec-ban-users.php(15): ITSEC_Ban_Users->__construct()
#3 /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/ban-users/class-itsec-ban-users.php(118): ITSEC_Ban_Users::get_instance()
#4 {main}
thrown in /home/antenaserwis/public_html/satserwis/wp-content/plugins/ithemes-security-pro/core/modules/ban-users/class-itsec-ban-users.php on line 40