Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Bundle\Bundle' not found in /home/benjamincb/demos/acdg-site/vendor/contao/listing-bundle/src/ContaoListingBundle.php:17 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/contao/listing-bundle/src/ContaoListingBundle.php on line 17