Fatal error: Uncaught Error: Class "Symfony\Contracts\EventDispatcher\Event" not found in /www/wwwroot/base.code.treexhd.me/VSCode/laravel/test/vendor/symfony/event-dispatcher/GenericEvent.php:23 Stack trace: #0 {main} thrown in /www/wwwroot/base.code.treexhd.me/VSCode/laravel/test/vendor/symfony/event-dispatcher/GenericEvent.php on line 23