As title, I had add In-App Purchases item(FREE_SUBSCRIPTION) and app new version before I click "Submit for Review". What should I do? Please help. Thanks.

my app is newsstand app. it is success download issue in my app with iOS14 & iOS15 simulate. when i try on real device, it fail to download. log Error Domain=NSCocoaErrorDomain Code=513 "“1318303744724624100” couldn’t be moved because you don’t have permission to access “Caches”." UserInfo={NSSourceFilePathErrorKey=/var/mobile/Media/Downloads/7803184277104936561/1318303744724624100, NSUserStringVariant=(   Move ), NSDestinationFilePath=/private/var/mobile/Containers/Data/Application/1C6FE6AF-1670-48ED-BE04-2806C8AECC65/Library/Caches/bgdl-4119-6c4a7ac1c9c0c671.xzip, NSFilePath=/var/mobile/Media/Downloads/7803184277104936561/1318303744724624100, NSUnderlyingError=0x282aa3d80 {Error Domain=NSPOSIXErrorDomain Code=1 "Operation not permitted"}} i have set Privacy - Downloads Folder Usage Description in info.plist please help