Fatal error: Uncaught Error: Interface 'OCP\AppFramework\IApi' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/lib/private/AppFramework/Core/API.php:38 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/lib/private/AppFramework/Core/API.php on line 38