Fatal error: Uncaught Error: Interface 'OCA\Encryption\Hooks\Contracts\IHook' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/encryption/lib/Hooks/UserHooks.php:43 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/encryption/lib/Hooks/UserHooks.php on line 43