Fatal error: Uncaught Error: Call to undefined function Symfony\Component\EventDispatcher\trigger_deprecation() in /home/alkhalaffamily/public_html/teachme/vendor/symfony/event-dispatcher/LegacyEventDispatcherProxy.php:16
Stack trace:
#0 {main}
thrown in /home/alkhalaffamily/public_html/teachme/vendor/symfony/event-dispatcher/LegacyEventDispatcherProxy.php on line 16