Fatal error: Uncaught Error: Class 'Symfony\Component\Console\Input\Input' not found in /home/devmecseminars/public_html/mec/vendor/symfony/console/Input/ArgvInput.php:41 Stack trace: #0 {main} thrown in /home/devmecseminars/public_html/mec/vendor/symfony/console/Input/ArgvInput.php on line 41