Fatal error: Uncaught Error: Interface 'Psy\Formatter\ReflectorFormatter' not found in C:\xampp\htdocs\admin\vendor\psy\psysh\src\Formatter\SignatureFormatter.php:23 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\psy\psysh\src\Formatter\SignatureFormatter.php on line 23