Fatal error: Uncaught Error: Interface 'Symfony\Component\EventDispatcher\EventSubscriberInterface' not found in /home/changeco/public_html/vendor/symfony/http-kernel/EventListener/DebugHandlersListener.php:34
Stack trace:
#0 {main}
thrown in /home/changeco/public_html/vendor/symfony/http-kernel/EventListener/DebugHandlersListener.php on line 34