Fatal error: Uncaught Error: Class 'OCP\AppFramework\Controller' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/wopi/lib/Controller/WopiController.php:51 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/wopi/lib/Controller/WopiController.php on line 51