Fatal error: Uncaught Error: Interface 'Psy\VersionUpdater\Downloader' not found in E:\xampp\htdocs\www\order\qr251\vendor\psy\psysh\src\VersionUpdater\Downloader\FileDownloader.php:17 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\order\qr251\vendor\psy\psysh\src\VersionUpdater\Downloader\FileDownloader.php on line 17