iOS open or read sandbox file error

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

Replies

tips: open file Operation not permitted

It’s hard to reply here because your posts are rather short on details. See Quinn’s Top Ten DevForums Tips for advice on how to post a good question.

Anyway, let’s start with a something simple: Is this an app that you’re developer? Or are you seeing this in an app created by someone else?

Share and Enjoy

Quinn “The Eskimo!” @ Developer Technical Support @ Apple
let myEmail = "eskimo" + "1" + "@" + "apple.com"