Bug: there's no setException method in ExceptionEvent

demo/src/EventSubscriber/CheckRequirementsSubscriber.php

Line 88 in 7e49b64

    
           $event->setException(new \Exception('PHP extension "sqlite3" must be enabled because, by default, the Symfony Demo application uses SQLite to store its information.'));

Uncaught PHP Exception Symfony\Component\ErrorHandler\Error\UndefinedMethodError: "Attempted to call an undefined method named "setException" of class "Symfony\Component\HttpKernel\Event\ExceptionEvent"." at D:\home\site\wwwroot\src\EventSubscriber\CheckRequirementsSubscriber.php line 88

see #1116