Fatal error: Uncaught Error: Class 'Metadata\ClassMetadata' not found in /var/www/vhosts/kavli-live/vendor/jms/di-extra-bundle/JMS/DiExtraBundle/Metadata/ClassMetadata.php:23 Stack trace: #0 {main} thrown in /var/www/vhosts/kavli-live/vendor/jms/di-extra-bundle/JMS/DiExtraBundle/Metadata/ClassMetadata.php on line 23