Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Event\KernelEvent" not found in /usr/home/meiliwuhe233300/domains/tc.wuhe.ddns-ip.net/public_html/vendor/symfony/http-kernel/Event/RequestEvent.php:25
Stack trace:
#0 {main}
  thrown in /usr/home/meiliwuhe233300/domains/tc.wuhe.ddns-ip.net/public_html/vendor/symfony/http-kernel/Event/RequestEvent.php on line 25