Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /var/www/web3/phpedu_profile/modules/custom/lightning_features/lightning_preview/src/AliasHandler.php:15 Stack trace: #0 {main} thrown in /var/www/web3/phpedu_profile/modules/custom/lightning_features/lightning_preview/src/AliasHandler.php on line 15