Fatal error: Uncaught TypeError: Argument 1 passed to Event::getEventTickets() must be of the type int, null given, called in /web/htdocs6/czechpuppycz/home/www/app/model/Event.php on line 43 and defined in /web/htdocs6/czechpuppycz/home/www/app/model/Event.php:78 Stack trace: #0 /web/htdocs6/czechpuppycz/home/www/app/model/Event.php(43): Event::getEventTickets(NULL) #1 /web/htdocs6/czechpuppycz/home/www/app/controller/EventController.php(28): Event::get('tram') #2 /web/htdocs6/czechpuppycz/home/www/app/core/urlpattern.php(176): EventController->detailAction('tram') #3 /web/htdocs6/czechpuppycz/home/www/app/core/flow.php(11): URLPattern->exec() #4 /web/htdocs6/czechpuppycz/home/www/index.php(22): require_once('/web/htdocs6/cz...') #5 {main} thrown in /web/htdocs6/czechpuppycz/home/www/app/model/Event.php on line 78