Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Event\KernelEvent" not found in D:\xampp\htdocs\dropifypro\vendor\symfony\http-kernel\Event\ControllerEvent.php:28
Stack trace:
#0 {main}
thrown in D:\xampp\htdocs\dropifypro\vendor\symfony\http-kernel\Event\ControllerEvent.php on line 28