Fatal error: Uncaught Error: Class 'Symfony\Component\Console\Command\Command' not found in /home/devypfrfhn/avancement.devyp.fr/vendor-old/symfony/console/Tests/Fixtures/DescriptorCommand4.php:16 Stack trace: #0 {main} thrown in /home/devypfrfhn/avancement.devyp.fr/vendor-old/symfony/console/Tests/Fixtures/DescriptorCommand4.php on line 16