Fatal error: Uncaught Error: Class "Symfony\Component\Console\Descriptor\Descriptor" not found in /home/alkhalaffamily/public_html/teachme/vendor/symfony/console/Descriptor/JsonDescriptor.php:27 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/teachme/vendor/symfony/console/Descriptor/JsonDescriptor.php on line 27