Fatal error: Uncaught Error: Class 'product' not found in /var/www/inblu.kr/public_html/config/class.ticket.php:2 Stack trace: #0 /var/www/celeb.inblu.kr/public_html/config/config.php(51): include_once() #1 /var/www/celeb.inblu.kr/public_html/index.php(2): include_once('/var/www/celeb....') #2 {main} thrown in /var/www/inblu.kr/public_html/config/class.ticket.php on line 2