Fatal error: Uncaught Error: Class 'PharIo\Manifest\ManifestElement' not found in D:\xampp7\htdocs\www\nbkm\show_mu\vendor\phar-io\manifest\src\xml\ComponentElement.php:13 Stack trace: #0 {main} thrown in D:\xampp7\htdocs\www\nbkm\show_mu\vendor\phar-io\manifest\src\xml\ComponentElement.php on line 13