Fatal error: Uncaught Error: Interface "Doctrine\Common\Collections\Collection" not found in /var/www/public/git/vendor/doctrine/collections/lib/Doctrine/Common/Collections/AbstractLazyCollection.php:15 Stack trace: #0 {main} thrown in /var/www/public/git/vendor/doctrine/collections/lib/Doctrine/Common/Collections/AbstractLazyCollection.php on line 15