Description:
The following error message appears while restoring an app (.ipa).
"Operation Failed - There was an internal API Error"
Solution:
This error message appears when you try to restore an app that is not compatible with the target device's iOS version.
You need to restore a different .ipa file either downloaded from the App Store, or extracted from a different source device.
For instructions on how extract or restore apps, see Export, backup and transfer iOS Apps’ Data and Settings
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