Fatal error: Uncaught Error: Class 'OCP\Encryption\Exceptions\GenericEncryptionException' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/encryption/lib/Exceptions/PublicKeyMissingException.php:25 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/apps/encryption/lib/Exceptions/PublicKeyMissingException.php on line 25