watchOS is the operating system for Apple Watch.

Posts under watchOS tag

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Get Crash Reports for watchOS Apps
I hope I'm wrong on this one, but as far as I understand watchOS is not able to collect/ capture Mach Exceptions and Signals. Which is the majority of crashes happening on watchOS. I'm looking for a proper way to automatically receive crash reports from a watchOS app. If this truly is a system limitation there's no way any tool can workaround it. Does anyone know of a workaround or tool to automatically collect crashes on watchOS? (I'm aware that it's possible to do so manually)
2
0
922
Jun ’24
Several SwiftUI Stepper on watchOS
I'm showing several Steppers in a SwiftUI view on watchOS. When the user taps the steppers & turns the digital crown it's possible to select multiple of the steppers (green "focus" border) appears. I've tried to make the steppers mutually exclusive by using the following snippet, but it didn't work. `@FocusState private var value: StepperType?` [...] var body: some View { Form { ForEach(StepperType.allCases, id: \.self) { stepperCase in Stepper... .focused($value, equals: stepperCase) } } } Any ideas how I can prevent multiple Steppers from being "focused" by the crown at the same time?
1
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773
Jul ’24
Apple Watch can't always reconnect
Using Xcode to build and deploy the app to my watch, this is what I get: “Waiting to reconnect to Apple Watch. Previous preparation error: Transport error." And then “Connecting to Apple Watch. Xcode will continue when the operation completes.” And these messages continue to switch between each other. Sometimes the watch to connect and the application starts, but more often a scenario occurs with endless reconnection. I'm using: MacOS 14.4.1 (MacBook Pro 2019; 1.4 GHz Quad-Core Intel Core i5), Xcode 15.3, Watch OS 10.2 (Apple Watch SE 1), iOS 17.1.1 (iPhone 15 Pro). Methods I tried: Connecting Macbook, iPhone and Watch to the same WIfi network; Disabling Watch (and IPhone) from the "Devices and Simulators" menu and setting up Watch (and IPhone) from the beginning. Any help?
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4
3.9k
Mar ’25
File transfer to watch fails after OS update
When transferring files from iPhone to Watch, if you run the app and try to transfer after updating the OS, the transfer may not be possible. (or transmission seems to be too slow) Just completely close the app, restart it, and try again. Does anyone know the cause or solution to this problem? It happened after the last 17.5 update and today after the 17.5.1 update. The app doesn't crash or anything, and it doesn't happen often, so I didn't send any feedback or anything, but it's strange.
3
0
1.1k
Jun ’24
File transfer issue from iPhone to Watch after iOS 17.5 & WatchOS 10.5 update
After updating to iOS 17.5 & WatchOS 10.5, the didFinish response from WCSessionDelegate does not come when transferring files from iPhone to Watch. It worked normally until 17.4 & 10.4. There is no problem with checking file completion even if a didFinish response is not received, but I think Apple needs to check this issue and update. File transfer is done using the transferFile function of WCSession. The file being transferred is a single file and its size does not exceed 30MB. When you try to transfer Pi, the message below appears in the Xcode log section. -[WCFileStorage persistOutgoingFileTransfer:] error serializing file transfer <WCSessionFileTransfer: 0x300155d60, session file: <WCSessionFile: 0x3001575c0, identifier: 0C8857EC-7D74-4E78-BA28-6C5526DE8949, file: /private/var/mobile/Containers/Data/Application/DD797847-DED1-42C0-989F-34CD05825007/tmp/C042D096-F12B-4B50-8792-868475DBBF47.zip, hasMetadata: YES>, transferring: YES> due to Error Domain=NSCocoaErrorDomain Code=4866 "Caught exception during archival: This object may only be encoded by an NSXPCCoder. ( 0 CoreFoundation 0x000000019b064f2c 00E76A98-210C-3CB5-930B-F236807FF24C + 540460 1 libobjc.A.dylib 0x0000000192ef6018 objc_exception_throw + 60 2 Foundation 0x0000000199fe7778 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 1419128 3 Foundation 0x0000000199ea0e14 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 81428 4 WatchConnectivity 0x000000021d055f60 1AB4DDD6-9238-3965-B744-819F2916C8CC + 126816 5 Foundation 0x0000000199ea0e14 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 81428 6 WatchConnectivity 0x000000021d0567f0 1AB4DDD6-9238-3965-B744-819F2916C8CC + 129008 7 Foundation 0x0000000199ea0e14 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 81428 8 Foundation 0x0000000199f30628 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 669224 9 WatchConnectivity 0x000000021d0583ac 1AB4DDD6-9238-3965-B744-819F2916C8CC + 136108 10 WatchConnectivity 0x000000021d04390c 1AB4DDD6-9238-3965-B744-819F2916C8CC + 51468 11 WatchConnectivity 0x000000021d046640 1AB4DDD6-9238-3965-B744-819F2916C8CC + 63040 12 Foundation 0x0000000199ea9be0 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 117728 13 Foundation 0x0000000199ea9aa0 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 117408 14 Foundation 0x0000000199ea98a0 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 116896 15 Foundation 0x0000000199ea7b40 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 109376 16 Foundation 0x0000000199f2c558 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 652632 17 Foundation 0x0000000199f2c1a4 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 651684 18 libdispatch.dylib 0x0000000105ed7764 _dispatch_block_async_invoke2 + 148 19 libdispatch.dylib 0x0000000105ec67bc _dispatch_client_callout + 20 20 libdispatch.dylib 0x0000000105ec98e0 _dispatch_continuation_pop + 676 21 libdispatch.dylib 0x0000000105ec8bb8 _dispatch_async_redirect_invoke + 680 22 libdispatch.dylib 0x0000000105edaae4 _dispatch_root_queue_drain + 404 23 libdispatch.dylib 0x0000000105edb4d8 _dispatch_worker_thread2 + 188 24 libsystem_pthread.dylib 0x00000001f7ebb8f8 _pthread_wqthread + 228 25 libsystem_pthread.dylib 0x00000001f7eb80cc start_wqthread + 8 )" UserInfo={NSDebugDescription=Caught exception during archival: This object may only be encoded by an NSXPCCoder. ( 0 CoreFoundation 0x000000019b064f2c 00E76A98-210C-3CB5-930B-F236807FF24C + 540460 1 libobjc.A.dylib 0x0000000192ef6018 objc_exception_throw + 60 2 Foundation 0x0000000199fe7778 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 1419128 3 Foundation 0x0000000199ea0e14 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 81428 4 WatchConnectivity 0x000000021d055f60 1AB4DDD6-9238-3965-B744-819F2916C8CC + 126816 5 Foundation 0x0000000199ea0e14 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 81428 6 WatchConnectivity 0x000000021d0567f0 1AB4DDD6-9238-3965-B744-819F2916C8CC + 129008 7 Foundation 0x0000000199ea0e14 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 81428 8 Foundation 0x0000000199f30628 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 669224 9 WatchConnectivity 0x000000021d0583ac 1AB4DDD6-9238-3965-B744-819F2916C8CC + 136108 10 WatchConnectivity 0x000000021d04390c 1AB4DDD6-9238-3965-B744-819F2916C8CC + 51468 11 WatchConnectivity 0x000000021d046640 1AB4DDD6-9238-3965-B744-819F2916C8CC + 63040 12 Foundation 0x0000000199ea9be0 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 117728 13 Foundation 0x0000000199ea9aa0 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 117408 14 Foundation 0x0000000199ea98a0 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 116896 15 Foundation 0x0000000199ea7b40 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 109376 16 Foundation 0x0000000199f2c558 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 652632 17 Foundation 0x0000000199f2c1a4 3D3A12E3-F5E9-361F-B00A-4A5E8861AA55 + 651684 18 libdispatch.dylib 0x0000000105ed7764 _dispatch_block_async_invoke2 + 148 19 libdispatch.dylib 0x0000000105ec67bc _dispatch_client_callout + 20 20 libdispatch.dylib 0x0000000105ec98e0 _dispatch_continuation_pop + 676 21 libdispatch.dylib 0x0000000105ec8bb8 _dispatch_async_redirect_invoke + 680 22 libdispatch.dylib 0x0000000105edaae4 _dispatch_root_queue_drain + 404 23 libdispatch.dylib 0x0000000105edb4d8 _dispatch_worker_thread2 + 188 24 libsystem_pthread.dylib 0x00000001f7ebb8f8 _pthread_wqthread + 228 25 libsystem_pthread.dylib 0x00000001f7eb80cc start_wqthread + 8 )}
29
14
6.0k
Nov ’24
How to add "Estimated Time in Each Heart Rate Zone" info to my custom HKWorkout when viewed in Apple Fitness app?
Hello, I’m currently developing a fitness app for watchOS that lets a user to manually set a desired heart rate target zone (enter numbers representing the lower and upper boundaries) and start a workout (right now it’s only “Other” type). After that my app monitors user’s heart rate and alerts them when they’re out of zone. When user ends the workout, the info about this workout appears on “Fitness” iOS app, and user can see the workout data like Workout Time, Active and Total Calories, Avg. Heart Rate. Also user can see Heart Rate chart with info how their heart rate was changing during a workout (see the Figure 1). Now to the question. When user clicks “Show More” button above the Heart Rate chart, they can see the same Heart Rate chart and another one, with Post-Workout Heart Rate (see the Figure 2). But there is no “Estimated time in each heart rate zone” as one can see in the workout’s details that were recorded from Apple’s workout (watchOS “Workout” app, for a workout of “Other” type as well). Please see the Figure 3. The question is: is it possible to add “Estimated time in each heart rate zone” to workout recorded via my third-party app so it would look like on the Figure 3 in "Fitness" iOS app, and if it's possible, what steps should I undertake to implement this ? Thanks in advance! I posted the screenshots in the replies to the post, because otherwise I was not able to submit a post ("sensitive language" warning, I suspect it's because of the ids in the attached screenshot's urls)
2
0
1.1k
Oct ’24
Apple Watch not showing in XCode
I got a new MacBook and set it up as a new one, not transferring any data from the old one. But now the Apple Watch (Series 6) paired with my iPhone (14 Pro Max) ist not shown in Xcode. iPhone and Watch are using the latest RC and also Xcode is the latest RC. But in Xcode I ca only see my iPhone, not the paired Watch. See Screenshots. The first shows the new MacBook and the second the old one. I already tried a lot, but nothing helps: Unpair Watch from Phone and then pair it again Plug the iPhone to different USB ports Restart Watch, iPhone and Mac Delete the iPhone from Xcode Enable and disable Developer Mode on iPhone and Watch What else can I try to get the Watch back?
30
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15k
Oct ’24
XCode Error WatchOS version doesn't match deployment target, watch fully updated
I am trying to build my watch app on my series 4 Apple watch currently running WatchOS 10.3 with a deployment target of 10.2 and Xcodes claims that my watch's OS version is too low. I have fully updated my watch to 10.3, tried to downgrade the deployment target to no avail. Xcode doesn't seem to be getting any data on what OS version my watch is running. It says watchOS () in the manage run destinations page. I imagine this is a problem with the connection between my watch and my mac but I cannot solve it. Any advice?
4
1
1.7k
Jan ’25
Identifying Essential Apple Bundle ID for Apple Watch-iPhone Connectivity in MDM Environment
I am experiencing difficulties in fully integrating my Apple Watch with a supervised iPhone under MDM control. While I have successfully paired the watch with the iPhone, I am facing issues with some apps not syncing or appearing on the Apple Watch. This issue persists despite having allowed their bundle IDs in the MDM’s whitelist. Could anyone provide guidance on which specific Apple bundle ID is crucial for maintaining the connectivity and functionality between the iPhone and the Apple Watch? Understanding this would help in ensuring that the necessary bundle ID is whitelisted in the MDM settings, thus resolving the app visibility and functionality issues on the Apple Watch.
2
2
993
Dec ’24
watchOS 10.2 Bluetooth in the background often disconnects
My watch APP needs to keep Bluetooth connected with peripherals whether it is in the foreground or background, but the results of my test show that the connection in the background is very unstable, sometimes you can keep the Bluetooth on for a day, but sometimes it will be disconnected 50 times a day, and every time it is disconnected, I will immediately initiate a reconnection, it is certain that there is no problem with the peripheral Bluetooth, because I have another iOS device that has been stably connected to the peripheral, I want to know what causes this instability, and if there is any solution, if someone can provide relevant advice, I will be very grateful
2
1
886
Mar ’25
SwiftUi Picker in WatchOS throws Scrollview Error when using Digital Crown
The following WatchOs App example is very short, but already not functioning as it is expected, when using Digital Crown (full code): import SwiftUI struct ContentView: View { let array = ["One","Two","Three","Four"] @State var selection = "One" var body: some View { Picker("Array", selection: $selection) { ForEach(array, id: \.self) { Text($0) } } } } The following 2 errors are thrown, when using Digital Crown for scrolling: ScrollView contentOffset binding has been read; this will cause grossly inefficient view performance as the ScrollView's content will be updated whenever its contentOffset changes. Read the contentOffset binding in a view that is not parented between the creator of the binding and the ScrollView to avoid this. Error: Error Domain=NSOSStatusErrorDomain Code=-536870187 "(null)" Any help appreciated. Thanks a lot.
6
5
1.1k
Mar ’25
matchedGeometryEffect flickers in a TabView
I tried building the View from this section, but when there is a List on the second tab, the animation performed by the matchedGeometryEffect does not work as intended. This video shows how the transition works with Text("Second Tab") as the second tab. Everything looks fine. But when I replace the Text with a List, the transition flickers and does not look smooth anymore. List { Text("The Scarlet Letter") Text("Moby-Dick") Text("Little Women") Text("Adventures of ") } Here is the code for the app. import SwiftUI @main struct MyWatchApp: App { @Namespace var library @State var pageNumber = 0 private let bookIcon = "bookIcon" var body: some Scene { WindowGroup { NavigationStack { TabView(selection: $pageNumber) { VStack { Image(systemName: "books.vertical.fill") .imageScale(.large) .matchedGeometryEffect( id: bookIcon, in: library, properties: .frame, isSource: pageNumber == 0) Text("Books") } .tag(0) Text("Second Tab").tag(1) } .tabViewStyle(.verticalPage) .toolbar { ToolbarItem(placement: .topBarLeading) { Image(systemName: "books.vertical.fill") .matchedGeometryEffect( id: bookIcon, in: library, properties: .frame, isSource: pageNumber != 0) } } } } } }
1
2
929
Nov ’24
Add an iOS companion app to a Apple Watch only app
Hi everyone, We're fighting an issue that's driving us up the wall. We developed an Apple Watch Only standalone app, which cost $2.99; once you paid, you could download and use the app on your Apple Watch. We've released a companion iOS app for iPhone that goes into the same bundle (as it's the same app, now supporting two platforms). Nevertheless, the Watch app is still available as a separate app (you can download the Watch app only if you wish without needing to download the iPhone app as well). The iOS companion reads information from the watch and provides more insights into the data it displays. Similar to the sleep tracking apps where you use the watch to sleep and track and the iPhone to see the results. When we released the latest version, including both, we changed the price to Free in all countries. After this, we now have a huge problem we haven't been able to solve: Our existing users (who paid for the Apple Watch-only app) cannot download the companion iOS app. If they go to the App Store, it'd just say "Purchased" with no option to download it (nor the "Get" button or the "Cloud" icon). If you go to your App Store account in your iPhone and then to "Purchases," the app won't appear there. Because technically, you never bought it, and it's now free. If you do the same on your Apple Watch, you can still see the app on your purchases, but that would only download the Apple Watch app, not both. But on top of that, I want my users to be able to download the companion app from the App Store with their iPhones because that's what they'll do anyway (only 9% of our app downloads happen straight in an Apple Watch; most come from iPhones). Did anyone have this problem? I'm already talking with support because this is having a very negative impact on our app, and it all looks to be a bug on the App Store or an edge case that Apple hasn't considered. The thing is, I experienced this issue myself with an app from another dev previously where I had the Apple Watch app installed and paid for it. When I wanted to download the companion they released, it was impossible for the same reasons stated above. He managed to fix it, but I couldn't find any information.
4
2
3.2k
Oct ’24
Getting geo-locationn on Safari embedded in Watch OS
Wondering if anyone has had any luck with getting the geo-location while viewing a web page in mobile Safari on Watch OS? I've updated my phone and watch to the latest versions. The code I'm using is standard Javascript for geolocation such as navigator.geolocation.getCurrentPosition(showPosition, showPositionError); Works fine when I run it in Safari on my laptop, but when I try to run the same thing on apple watch in embedded web browser, get an "Access Denied" error, which would imply that I have some permission set wrong either on the watch or the paired iPhone. I've messed with many of those settings and nothing seems to be working. Wondering if it's stated somewhere that it simply won't work so I don't continue chasing my tail on something that was designed not to work.
1
1
917
Aug ’24
No console log from WatchOS10 in Xcode or console app
I'm trying to debug a problem that's affecting customers who have upgraded to WatchOS 10, and I'm unable to get any console output from the watch when I debug the watch app in Xcode, or from the console app connecting from my Mac. The other weird thing is that my watch shows up twice in the device list in the console app. Is this a known issue?
3
1
711
Nov ’24
WatchOS app crashes when using .topBarTrailing toolbar item placement
I'm running into an issue with using .topBarTrailing placement for a toolbar item. The app fails to launch (crashes) with this placement. The following view works fine with any other placement (other than .topBarLeading). What am I doing wrong? var body: some View { NavigationStack { Text("Overview") .toolbar { ToolbarItem(placement: .topBarTrailing) { Button { // noop } label: { Label("Add", systemImage: "plus") } } } .navigationTitle("Overview") .navigationBarTitleDisplayMode(.inline) } } I've opted to use .confirmationAction as a workaround, which works fine. It also positions the toolbar item in the same place on the view as the .topBarTrailing placement would. I'm using Xcode version 15.0 and targeting WatchOS 10. Verbose error output when trying to run the app in the simulator: *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'Layout requested for visible navigation bar, <PUICStackedNavigationBar: 0x100e1e8d0; baseClass = UINavigationBar; frame = (0 0; 198 60); opaque = NO; autoresize = W; layer = <CALayer: 0x60000027c280>> delegate=0x101877800 standardAppearance=0x60000261cc60, when the top item belongs to a different navigation bar. topItem = <UINavigationItem: 0x100f11230> title='Overview' style=navigator, navigation bar = <PUICStackedNavigationBar: 0x100f22a80; baseClass = UINavigationBar; frame = (0 0; 198 60); opaque = NO; autoresize = W; layer = <CALayer: 0x6000002887c0>> delegate=0x101069600 standardAppearance=0x60000261f3c0, possibly from a client attempt to nest wrapped navigation controllers.'
3
1
1.2k
Dec ’24
How to support foregroundColor (deprecated) and foregroundStyle in watchOS 9/10?
In my Watch app on watchOS 9 I was using .foregroundColor(myColour) to colour the text in a widgetLabel on a corner complication like this: let myColour: Color = functionThatReturnsAColorObjectConstructedLike Color.init(...) // green .widgetLabel { Text(myText) .foregroundColor(myColour) } It worked fine; the widget label was green. Now, in watchOS 10, I see that foregroundColor() is being deprecated in favour of foregroundStyle(), and I can use .foregroundStyle(.green), and - importantly - foregroundStyle() is only available on watchOS 10 and newer. myColour is calculated depending on some other info, so I can't just write .green, and when I use .foregroundStyle(myColour) the widget label comes out as white every time, even if I set myColour = .green. I think I have to use some sort of extension to pick the right combination, something like: extension View { func foregroundType(colour: Colour, style: any ShapeStyle) -> some THING? { if #available(watchOS 10.0, *) { return foregroundStyle(style) } else { return foregroundColor(colour) } } } // Usage let myStyle: any ShapeStyle = SOMETHING? ... .widgetLabel { Text(myText) .foregroundType(colour: myColour, style: myStyle) It doesn't work. I just can't figure out what should be returned, nor how to return it. Any ideas?
3
2
3.4k
Feb ’25
WidgetKit complications won't update
We are migrating ClockKit complications to WidgetKit in our watch app (watchOS 9+). The migration went smoothly, UI part works just fine. However, we've hit the wall with widgets not updating when requested by the watch app. I believe we are missing something very simple and fundamental, but couldn't find what exactly so far. Advice and tips would be very welcome! 🙇‍♂️ Our implementation details: Whenever data is changed in the main app, the updated data is submitted to the watch app via WatchConnectivity framework using WCSession.default.transferCurrentComplicationUserInfo(_:). According to documentation, this method should be used to transfer complication-related data, since it will wake the watch app even if it is in the background or not opened at all. Watch app receives updated data and stores it in UserDefaults shared with Watch Widget Extension hosting WidgetKit complications via App Group. Watch app then request widget timeline reload via WidgetCenter.shared.reloadAllTimelines(). According to documentation, it reloads the timelines for all configured widgets belonging to the containing app, so it seems the appropriate way to reload WidgetKit complications. Widget Timeline Provider class in Watch Widget Extension reads updated data from shared UserDefaults and uses it to provide the updated snapshot for widget views to render. We believe our implementation logic is correct, but it doesn't work, for some reason. Widgets sometimes update when the watch app is opened, but not always. The most definitive way to force widgets to update is to switch to a different watch face, which confirms that the Widget Timeline Provider has access to properly updated data. P.S. We are aware of the daily reload budget imposed on widgets, so we use widgets reload trigger sparingly. Anyway, according to documentation, reload budget is not effective when in DEBUG mode, but widgets won't reload even in DEBUG mode. Thank you!
19
10
6.6k
Jul ’24
Companion app can't be installed on iPhone for some users who have installed the watchOS only version app
Hello! I'm facing the following Appstore issue. There was an watchOS only app, without a companion app. In current 1.6 version the app has a companion app and it can be properly installed by new users from their iPhones or watches. Unfortunately, all old users, who have installed the app from their watches don't see a way to install the app from the Appstore (they can download the latest watchOS version though). Many things have been tried - uninstalling, installing on the watch. Looking for a purchase, removing subscription, but without luck. The Appstore shows "purchased" button instead "Get" or the cloud icon. Is this a bug in the Appstore or there is a way to recover from this edge case. Thanks, Emil
4
2
1.2k
Oct ’24
Apple Watch cannot reconnect
None of my existing apps (both in-AppStore and in-development) nor even a brand new WatchOS app can be installed to my Apple Watch. While using Xcode to build and deploy to my Watch, I get this: ”Waiting to reconnect to Apple Watch Xcode will continue when the operation completes.” However, this dialog persists and never completes. I’m running all of the latest: MacOS 14 beta 4, Xcode 15 beta 5, Watch OS 10 beta 4, iOS 17 beta 4. I’ve tried resetting my Watch (with “Erase All” option) and restarting the Mac, the phone and the watch. Any help?
42
16
20k
Jan ’25