Fatal error: Uncaught Error: Class "Symfony\Contracts\EventDispatcher\Event" not found in /home/jadallahtrading/public_html/mandop/vendor/symfony/event-dispatcher/GenericEvent.php:26
Stack trace:
#0 {main}
thrown in /home/jadallahtrading/public_html/mandop/vendor/symfony/event-dispatcher/GenericEvent.php on line 26