Fatal error: Uncaught Error: Class 'Symfony\Component\Translation\Dumper\FileDumper' not found in /www/wwwroot/xianghao-power.com/vendor/symfony/translation/Dumper/MoFileDumper.php:22 Stack trace: #0 {main} thrown in /www/wwwroot/xianghao-power.com/vendor/symfony/translation/Dumper/MoFileDumper.php on line 22