Fatal error: Uncaught Error: Class 'OCP\AppFramework\Db\Entity' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/workflow/lib/Entity/Property.php:38 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/workflow/lib/Entity/Property.php on line 38