Fatal error: Uncaught Error: Interface 'Symfony\Component\Console\Formatter\OutputFormatterInterface' not found in /home/mattiapa/cloud2.mprnl.fr/owncloud/lib/composer/symfony/console/Formatter/NullOutputFormatter.php:17 Stack trace: #0 {main} thrown in /home/mattiapa/cloud2.mprnl.fr/owncloud/lib/composer/symfony/console/Formatter/NullOutputFormatter.php on line 17