Fatal error: Uncaught Error: Interface 'Symfony\Component\EventDispatcher\EventSubscriberInterface' not found in /home/Filipie/public_html/mikolgallery/forum/phpBB3/phpbb/install/event/kernel_exception_subscriber.php:29 Stack trace: #0 {main} thrown in /home/Filipie/public_html/mikolgallery/forum/phpBB3/phpbb/install/event/kernel_exception_subscriber.php on line 29