Fatal error: Uncaught Error: Call to undefined function add_action() in /home/psrp/public_html/pssur.psrp.org.pl/wp-includes/functions.php:5443
Stack trace:
#0 /home/psrp/public_html/pssur.psrp.org.pl/wp-settings.php(81): require()
#1 /home/psrp/public_html/pssur.psrp.org.pl/wp-config.php(97): require_once('/home/psrp/publ...')
#2 /home/psrp/public_html/pssur.psrp.org.pl/wp-load.php(37): require_once('/home/psrp/publ...')
#3 /home/psrp/public_html/pssur.psrp.org.pl/wp-blog-header.php(13): require_once('/home/psrp/publ...')
#4 /home/psrp/public_html/pssur.psrp.org.pl/index.php(17): require('/home/psrp/publ...')
#5 {main}
  thrown in /home/psrp/public_html/pssur.psrp.org.pl/wp-includes/functions.php on line 5443