Fatal error: Uncaught Error: Class "PharIo\Manifest\ElementCollection" not found in I:\www\php_vendor_tests\vendor\phar-io\manifest\src\xml\ExtElementCollection.php:13 Stack trace: #0 {main} thrown in I:\www\php_vendor_tests\vendor\phar-io\manifest\src\xml\ExtElementCollection.php on line 13