Fatal error: Uncaught Error: Class 'Contao\CoreBundle\Exception\ResponseException' not found in /home/benjamincb/demos/acdg-site/vendor/contao/core-bundle/src/Exception/NoContentResponseException.php:17 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/contao/core-bundle/src/Exception/NoContentResponseException.php on line 17