Fatal error: Uncaught Error: Class 'Symfony\Component\Intl\Data\Provider\LanguageDataProvider' not found in D:\workspaces\liZiPingBack\vendor\symfony\intl\ResourceBundle\LanguageBundle.php:27 Stack trace: #0 {main} thrown in D:\workspaces\liZiPingBack\vendor\symfony\intl\ResourceBundle\LanguageBundle.php on line 27