Fatal error: Uncaught Error: Interface 'OC\Hooks\Emitter' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/lib/private/Hooks/BasicEmitter.php:25 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/lib/private/Hooks/BasicEmitter.php on line 25