Fatal error: Uncaught Error: Class 'Symfony\Component\Templating\Helper\Helper' not found in /var/www/vhosts/kavli-live/vendor/symfony/assetic-bundle/Symfony/Bundle/AsseticBundle/Templating/AsseticHelper.php:24 Stack trace: #0 {main} thrown in /var/www/vhosts/kavli-live/vendor/symfony/assetic-bundle/Symfony/Bundle/AsseticBundle/Templating/AsseticHelper.php on line 24