Fatal error: Uncaught Error: Class "Psy\Command\Config\AbstractConfigCommand" not found in D:\xampp\htdocs\lux_PHP\vendor\psy\psysh\src\Command\Config\ConfigSetCommand.php:22 Stack trace: #0 {main} thrown in D:\xampp\htdocs\lux_PHP\vendor\psy\psysh\src\Command\Config\ConfigSetCommand.php on line 22