Fatal error: Uncaught Error: Class 'Symfony\Component\Translation\Loader\FileLoader' not found in /www/wwwroot/xhtx.xianghao-power.com/vendor/symfony/translation/Loader/JsonFileLoader.php:21 Stack trace: #0 {main} thrown in /www/wwwroot/xhtx.xianghao-power.com/vendor/symfony/translation/Loader/JsonFileLoader.php on line 21