Fatal error: Uncaught Error: Class "PharIo\Manifest\ElementCollection" not found in /home/oyaagyug/public_html/vendor/phar-io/manifest/src/xml/AuthorElementCollection.php:12 Stack trace: #0 {main} thrown in /home/oyaagyug/public_html/vendor/phar-io/manifest/src/xml/AuthorElementCollection.php on line 12