Notice: Undefined index: userAuth in /home/httpd/vhosts/crashleague.net/subdomains/sic/httpdocs/chameleon/config/load.inc.php on line 40

Fatal error: Uncaught Error: Call to undefined function session_is_registered() in /home/httpd/vhosts/crashleague.net/subdomains/sic/httpdocs/chameleon/inc/func/functions.inc.php:12
Stack trace:
#0 /home/httpd/vhosts/crashleague.net/subdomains/sic/httpdocs/chameleon/config/load.inc.php(150): include_once()
#1 /home/httpd/vhosts/crashleague.net/subdomains/sic/httpdocs/chameleon/config/config.inc.php(77): include_once('/home/httpd/vho...')
#2 /home/httpd/vhosts/crashleague.net/subdomains/sic/httpdocs/shop.php(2): include('/home/httpd/vho...')
#3 {main}
  thrown in /home/httpd/vhosts/crashleague.net/subdomains/sic/httpdocs/chameleon/inc/func/functions.inc.php on line 12