Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Event\KernelEvent' not found in /home/apicrmalfaextrem/public_html/vendor_old/symfony/http-kernel/Event/RequestEvent.php:25 Stack trace: #0 {main} thrown in /home/apicrmalfaextrem/public_html/vendor_old/symfony/http-kernel/Event/RequestEvent.php on line 25