Fatal error: Uncaught Error: Class "Symfony\Contracts\EventDispatcher\Event" not found in /home/alkhalaffamily/public_html/coupons/vendor/symfony/event-dispatcher/GenericEvent.php:23
Stack trace:
#0 {main}
thrown in /home/alkhalaffamily/public_html/coupons/vendor/symfony/event-dispatcher/GenericEvent.php on line 23