Fatal error: Uncaught Error: Class "Magento\MediaStorage\Model\File\Uploader" not found in /var/www/magento/html/generated/code/Magento/MediaStorage/Model/File/Uploader/Interceptor.php:7 Stack trace: #0 {main} thrown in /var/www/magento/html/generated/code/Magento/MediaStorage/Model/File/Uploader/Interceptor.php on line 7