Fatal error: Uncaught Error: Call to undefined function session_register() in /home/www/rucka/www/rezervace/include/session.php:10 Stack trace: #0 /home/www/rucka/www/rezervace/index.php(13): require_once() #1 {main} thrown in /home/www/rucka/www/rezervace/include/session.php on line 10