Fatal error: Uncaught Error: Class 'Symfony\Component\Console\Helper\QuestionHelper' not found in /home/devmecseminars/public_html/mec/vendor/symfony/console/Helper/SymfonyQuestionHelper.php:26 Stack trace: #0 {main} thrown in /home/devmecseminars/public_html/mec/vendor/symfony/console/Helper/SymfonyQuestionHelper.php on line 26