Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Event\RequestEvent" not found in /usr/home/wdzaizai2/domains/tc.wdz.ddns-ip.net/public_html/vendor/symfony/http-kernel/Event/ExceptionEvent.php:30
Stack trace:
#0 {main}
  thrown in /usr/home/wdzaizai2/domains/tc.wdz.ddns-ip.net/public_html/vendor/symfony/http-kernel/Event/ExceptionEvent.php on line 30