Fatal error: Uncaught Error: Class 'Symfony\Component\Console\Command\Command' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/core/Command/Integrity/SignCore.php:39 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/core/Command/Integrity/SignCore.php on line 39