Fatal error: Uncaught Error: Class 'OCP\Files\Storage\FlysystemStorageAdapter' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/files_external_dropbox/lib/Storage/CacheableFlysystemAdapter.php:37 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/files_external_dropbox/lib/Storage/CacheableFlysystemAdapter.php on line 37