Fatal error: Uncaught Error: Class "Symfony\Component\Config\Loader\FileLoader" not found in /usr/home/zxcv/domains/vtm-lv.null.yt/public_html/bookstack/vendor/symfony/routing/Loader/XmlFileLoader.php:28 Stack trace: #0 {main} thrown in /usr/home/zxcv/domains/vtm-lv.null.yt/public_html/bookstack/vendor/symfony/routing/Loader/XmlFileLoader.php on line 28