iOS Storekit2 Appstore production environment, some user feedback in app purchase faliure, What our log records is StoreKitError.unknown，please How to solve problem, thanks
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iOS Storekit2 Appstore production environment, some user feedback in app purchase faliure, What our log records is StoreKitError.unknown，please How to solve problem, thanks
ios app from app store
some day，unable to read, write any file, included SecItemAdd
What is the possible cause?
thank you
suddenly
iOS app release
sandbox file
fail to open [/var/mobile/Containers/Data/Application/52B6A7C2-2F2C-400F-8D6B-4B500434F918/Library/com.zhibo8.client81136870/UserDefault/mmkv/cache], 1(Operation not permitted)
some device restart recover
SecItemAdd success, but app startup SecItemCopyMatching return NotFound