Fatal error: Uncaught Error: Class 'Symfony\Component\Templating\Helper\Helper' not found in /home/srv1clbr/public_html/sport43app/vendor/symfony/security-bundle/Templating/Helper/LogoutUrlHelper.php:26 Stack trace: #0 {main} thrown in /home/srv1clbr/public_html/sport43app/vendor/symfony/security-bundle/Templating/Helper/LogoutUrlHelper.php on line 26