Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventDispatcherInterface" not found in /home/micro01m/public_html/app.microside.org/example/vendor/symfony/event-dispatcher/EventDispatcher.php:29
Stack trace:
#0 {main}
  thrown in /home/micro01m/public_html/app.microside.org/example/vendor/symfony/event-dispatcher/EventDispatcher.php on line 29