Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Event\KernelEvent" not found in /usr/home/zxcv/domains/vtm-lv.null.yt/public_html/bookstack/vendor/symfony/http-kernel/Event/ResponseEvent.php:27
Stack trace:
#0 {main}
  thrown in /usr/home/zxcv/domains/vtm-lv.null.yt/public_html/bookstack/vendor/symfony/http-kernel/Event/ResponseEvent.php on line 27