Fatal error: Uncaught Error: Class 'Symfony\Bundle\FrameworkBundle\Controller\Controller' not found in /var/www/vhosts/kavli-live/src/Kavli/KavliBundle/Controller/AppController.php:7 Stack trace: #0 {main} thrown in /var/www/vhosts/kavli-live/src/Kavli/KavliBundle/Controller/AppController.php on line 7