Fatal error: Uncaught Error: Class "Symfony\Component\Console\Command\Command" not found in /home/airtimer/public_html/vendor/dotmailer/dotmailer-magento2-extension/Console/Command/ImporterSyncsCommand.php:17 Stack trace: #0 {main} thrown in /home/airtimer/public_html/vendor/dotmailer/dotmailer-magento2-extension/Console/Command/ImporterSyncsCommand.php on line 17