Fatal error: Uncaught Error: Interface 'Symfony\Component\Console\Input\InputInterface' not found in /home/devmecseminars/public_html/mec/vendor/symfony/console/Input/StreamableInputInterface.php:20 Stack trace: #0 {main} thrown in /home/devmecseminars/public_html/mec/vendor/symfony/console/Input/StreamableInputInterface.php on line 20