Fatal error: Uncaught Error: Class "Symfony\Component\Console\Command\Command" not found in /home/zdpktgd/ptc/vendor.old/symfony/console/Command/DumpCompletionCommand.php:28 Stack trace: #0 {main} thrown in /home/zdpktgd/ptc/vendor.old/symfony/console/Command/DumpCompletionCommand.php on line 28