Fatal error: Uncaught Error: Class "Symfony\Component\Console\Descriptor\Descriptor" not found in C:\xampp\htdocs\mflux\vendor\symfony\console\Descriptor\ReStructuredTextDescriptor.php:23 Stack trace: #0 {main} thrown in C:\xampp\htdocs\mflux\vendor\symfony\console\Descriptor\ReStructuredTextDescriptor.php on line 23