Fatal error: Uncaught Error: Class "Symfony\Component\Console\Command\Command" not found in /home/dwtechco/public_html/vendor/zikula/coreinstaller-bundle/Command/AbstractCoreInstallerCommand.php:29 Stack trace: #0 {main} thrown in /home/dwtechco/public_html/vendor/zikula/coreinstaller-bundle/Command/AbstractCoreInstallerCommand.php on line 29