Fatal error: Uncaught Error: Interface 'Symfony\Component\EventDispatcher\EventSubscriberInterface' not found in /home/atlasetekstii/public_html/src/Adapter/Admin/LegacyBlockHelperSubscriber.php:35 Stack trace: #0 {main} thrown in /home/atlasetekstii/public_html/src/Adapter/Admin/LegacyBlockHelperSubscriber.php on line 35