Fatal error: Uncaught Error: Class "Psy\Command\Command" not found in D:\Application\www\Training\vendor\psy\psysh\src\Psy\Command\ReflectingCommand.php:22 Stack trace: #0 {main} thrown in D:\Application\www\Training\vendor\psy\psysh\src\Psy\Command\ReflectingCommand.php on line 22