Fatal error: Uncaught Error: Interface 'OCP\AppFramework\Db\EntityInterface' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/lib/public/AppFramework/Db/Entity.php:31 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/lib/public/AppFramework/Db/Entity.php on line 31