Fatal error: Uncaught Error: Class "Symfony\Component\Templating\Helper\Helper" not found in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/knplabs/knp-menu-bundle/src/Templating/Helper/MenuHelper.php:11 Stack trace: #0 {main} thrown in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/knplabs/knp-menu-bundle/src/Templating/Helper/MenuHelper.php on line 11