Fatal error: Uncaught TypeError: Unsupported operand types: string - int in /var/www/vhosts/hetedhetcsere.hu/httpdocs/application/controllers/cserebere.php:42
Stack trace:
#0 /var/www/vhosts/hetedhetcsere.hu/httpdocs/system/core/CodeIgniter.php(375): Cserebere->resort()
#1 /var/www/vhosts/hetedhetcsere.hu/httpdocs/index.php(203): require_once('...')
#2 {main}
thrown in /var/www/vhosts/hetedhetcsere.hu/httpdocs/application/controllers/cserebere.php on line 42