Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\File\File" not found in D:\Apache24\www\sx.nxytec.cn\xiansheng-api\vendor\symfony\http-foundation\File\UploadedFile.php:32 Stack trace: #0 {main} thrown in D:\Apache24\www\sx.nxytec.cn\xiansheng-api\vendor\symfony\http-foundation\File\UploadedFile.php on line 32