unfortunately no...
On my side, the number of my users reporting that is increasing too.
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A lot of users have reported this issue with my app! As a developer, it's frustrating to say there's nothing we can do. This problem has been in Apple's hands for over two months now, and it won't be resolved until they address it. Unfortunately, it seems like no one is working on it...
The issue remains unresolved even with stable version of iOS 18.2 and watchOS 11.2!
I also have a client experiencing the same problem, although it doesn’t seem to be affecting a large number of users.
Hopefully, a WorkoutKit engineer will take a look at this someday! 🤞
I’m still experiencing this bug, and after extensive debugging, my conclusion is that something in my health data stored in my iCloud account is causing the issue. 🤷♂️
To clarify, the app itself is not the problem—it’s an app that is present on the App Store that works perfectly in other environments. (I also tried other app that used WorkoutKit with same results)
Here's what I’ve tested so far:
iPhone 16 Pro Max (my Apple ID) with Apple Watch Series 7:
❌ Not working
Reset the Apple Watch (Series 7), same iPhone:
❌ Still not working
iPhone 12 (different Apple ID) with the same Apple Watch (Series 7)
: ✅ Working perfectly
Re-pair iPhone 16 Pro Max with Apple Watch (Series 7):
❌ Not working
Reset iPhone 16 Pro Max using IPSW for a clean install, set up as a new iPhone with the same Apple ID but no iCloud backup.
✅ Worked temporarily (about 10 minutes, while iCloud/Health data was still downloading).
❌ Stopped working after about 10 min (Nothing else was on the phone except the workoutkit app and the Heath app that was downloading data).
iPhone 16 Pro Max (my Apple ID) with a new Apple Watch Series 10
: ❌ Still not working
Reset iPhone 16 Pro Max (clean install, brand new apple account) and paired with Apple Watch (Series 7)
: ✅ Working perfectly
Conclusion
My Apple ID with my existing health data in iCloud: ❌ Not working.
A new Apple ID with no health data: ✅ Works perfectly.
It seems something within my iCloud or health data is breaking WorkoutKit functionality.
I’ve done everything I can to debug this on my own, but I now need assistance from an Apple WorkoutKit engineer to investigate further.
Even in production apps on the App Store, the workoutPreview feature is not working with the latest iOS version (iOS 17.6.1, watchOS 10.6.1). It works on previous versions and on the iOS 18 beta. Something looks broken with iOS 17.6.1.