Fatal error: Uncaught Error: Class 'Symfony\Component\Console\Output\StreamOutput' not found in /home/devmecseminars/public_html/mec/vendor/symfony/console/Output/ConsoleSectionOutput.php:22 Stack trace: #0 {main} thrown in /home/devmecseminars/public_html/mec/vendor/symfony/console/Output/ConsoleSectionOutput.php on line 22