Fatal error: Uncaught Error: Interface 'Symfony\Component\EventDispatcher\EventSubscriberInterface' not found in /home/kingelearn/public_html/vendor/symfony/http-kernel/EventListener/ValidateRequestListener.php:25
Stack trace:
#0 {main}
thrown in /home/kingelearn/public_html/vendor/symfony/http-kernel/EventListener/ValidateRequestListener.php on line 25