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Scanning Macintosh HD produces single .nofollow file since update to macOS 26.1
A user of one of my apps reported that since the update to macOS 26.1 they are no longer able to scan Macintosh HD: the app used to work, but now always reports that Macintosh HD contains a single empty file named .nofollow, or rather the path is resolved to /.nofollow. Initially I thought this could be related to resolving the file from the saved bookmark data, but even restarting the app and selecting Macintosh HD in an open panel (without resolving the bookmark data) produces the same result. The user tried another app of mine with the same issue, but said that they were able to scan Macintosh HD in other App Store apps. I never heard of this issue before and my apps have been on the App Store for many years, but it looks like I might be doing something wrong, or the APIs that I use are somehow broken. In all my apps I currently use getattrlistbulk because I need attributes that are not available as URLResourceKey in all supported operating system versions. What could be the issue? I'm on macOS 26.1 myself and never experienced it.
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Can iOS capture video at 4032×3024 while running a Vision/ML model?
I am new to Swift and iOS development, and I have a question about video capture performance. Is it possible to capture video at a resolution of 4032×3024 while simultaneously running a vision/ML model on the video stream (e.g., using Vision or CoreML)? I want to know: whether iOS devices support capturing video at that resolution, whether the frame rate drops significantly at that scale, and whether it is practical to run a Vision/ML model in real-time while recording at such a high resolution. If anyone has experience with high-resolution AVCaptureSession setups or combining them with real-time ML processing, I would really appreciate guidance or sample code.
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Photos are captured with incorrect exposure bias in specific scenarios on iPhone 17 Pro
Hey, There seems to be an inconsistency when capturing a photo using QualityPrioritization.Quality on the iPhone 17 Pro Main wide Lens. If you zoom above "2x" the output image always has "-2.0ev" bias in the meta data and looks underexposued. This does not happen at zoom levels above 2, or if you set the QualityPrioritization to .Balanced. See below: with .Quality with .Balanced This does not happen on the other lenses. I'm using a simple set up and it is consistent across JPEG and ProRAW capture. I have a demo project if that is useful. Thanks, Alex
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关于 WKWebView 加载本地文件时 localStorage 数据丢失的情况
在 iOS 平台使用 WKWebView 通过file://协议加载本地 HTML 文件时,存储在localStorage中的数据会在 App 后台切换、进程重启后偶尔丢失;但相同代码在安卓 / 鸿蒙平台无此问题。 现在的文档 仅明确了「默认数据存储(defaultDataStore)可将网站数据持久化到磁盘,非持久化存储(nonPersistent)仅存内存」的基础规则; 未提及「file://协议内容即使使用默认持久化存储,也会被归为临时内存存储」这一关键场景限制; 仅在WKURLSchemeHandler关联说明中隐含「自定义 URL 协议可处理 WebKit 原生不支持的 URL 方案」,但未直接关联file://的存储问题。 我找不到如何处理这个问题的官方文档,仅仅有其他的博客说需要增加http/https加载就没有这个问题。 请提供给我官方文档或者官方回复 关于出现这种file:/加载html出现问题的处理办法
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NSScreen's maximumExtendedDynamicRangeColorComponentValue does not seem to provide the proper value after sleep/wake on third party HDR displays even when there is EDR content on screen in macOS Tahoe
The maximumExtendedDynamicRangeColorComponentValue should provide some value between 1.0 and maximumPotentialExtendedDynamicRangeColorComponentValue depending on the available EDR headroom if there is any content on-screen that uses EDR. This works fine in most scenarios but in macOS 26 Tahoe (including in 26.2) this seemingly breaks down when a third party external display is in HDR mode and the Mac goes to sleep and wakes up. After wake only a value of 1.0 is provided by the third party external display's NSScreen object, no matter what (although when the SDR peak brightness is being changed using the brightness slider, didChangeScreenParametersNotification is firing and the system should provide a proper updated headroom value). This makes dynamic tone-mapping that adapts to actual screen brightness impossible. Everything works fine in Sequoia. In Tahoe the user needs to turn off HDR, then go through a sleep/wake cycle and turn HDR back on to have this fixed, which is obviously not a sustainable workaround.
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Logged error/warning in FigCaptureSourceRemote when capturing a photo
I'm using this library: https://github.com/Yummypets/YPImagePicker to capture photos. I've modified it slightly, and I'm using an older version. When testing on my iPhone 16e, ios 26, whenever I take a photo, I get the following two error messages: <<<< FigXPCUtilities >>>> signalled err=-17281 at <>:302 <<<< FigCaptureSourceRemote >>>> Fig assert: "err == 0 " at bail (FigCaptureSourceRemote.m:569) - (err=-17281) These error messages appear, but as far as I can tell, the photo comes through OK, and I can save the data no problem. I've even removed all my handling code to see if it was something I was doing. I don't really want to ship with these errors showing, but I also have no idea what can be causing this error to appear. chatgpt was not helpful diagnosing this. Does anyone know what can cause this error Is there a way I can see the source code to figure out if there's something I'm doing wrong here? It really seems like this is an internal apple error, or else I would have expected more details on the error relating to the code I've written. Any clues would be appreciated!
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[iOS Safari] Fullscreen API on a non-video element
webkitEnterFullScreen API is supported on iOS for video element, but not for a div element. Also as a fullscreen demo website shown, Safari on macOS supports div element but not on iOS. Is there any plan to add the support in iOS? If not is there any way to fullscreen a div element or make it run as fullscreen on Safari iOS?
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Custom AppEntity nested dictionary
I am creating an AppIntent to be used with Shortcuts and I would like to return a flexible dictionary of values with nested structures. As far as I understand the custom AppEntity only uses the displayRepresentation to store a title and subtitle which are LocalizedStringResource. types. Although I can convert my dictionary into a string I found no way in shortcuts to be able to retrieve the original structure of it and inspect individual elements like in subsequent actions. Is there a way to do this? Thank you in advance Nick Karanatsios
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Liquid Glass TabBar animations causes Hangs, bug with UIKitCore?
With iOS 26.1 we started seeing a bug that only appears on iPhone Air. This bug is visible with simulators too. I have tried so many different ways to fix the issue, but Instruments Profiler is pointing at UIKitCore. We load a tab bar, when the user attempts to switch a tab, the app hangs and never recovers. It happens right as the animation of the Glass bubble is in progress. I have tried a UIKit Tab bar, a SwiftUI Tab bar. I tore out AppDelegate and did a direct @main SwiftUI entry for my application. This issue appears with every tab bar instance I try. I attempted to disable LiquidGlass by utilizing this flag UIDesignRequiresCompatibility in my plist, but the flag seems to be ignored by the system. I am not sure what else to try. I have a trace file if that is helpful. What else can I upload? Here is what the code looks like. struct ContentView: View { @State private var selectedTab = 2 var body: some View { TabView(selection: $selectedTab) { Text("Profile") .tabItem { Label("Me", systemImage: "person") } .tag(0) Text("Training") .tabItem { Label("Training", systemImage: "calendar") } .tag(1) Text("Home") .tabItem { Label("Home", systemImage: "house") } .tag(2) Text("Goals") .tabItem { Label("Goals", systemImage: "target") } .tag(3) Text("Coach") .tabItem { Label("Coach", systemImage: "person.2") } .tag(4) } } } #Preview { ContentView() } and AppView entry point import SwiftUI @main struct RunCoachApp: App { var body: some Scene { WindowGroup { ContentView() } } }
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Problem running NLContextualEmbeddingModel in simulator
Environment MacOC 26 Xcode Version 26.0 beta 7 (17A5305k) simulator: iPhone 16 pro iOS: iOS 26 Problem NLContextualEmbedding.load() fails with the following error In simulator Failed to load embedding from MIL representation: filesystem error: in create_directories: Permission denied ["/var/db/com.apple.naturallanguaged/com.apple.e5rt.e5bundlecache"] filesystem error: in create_directories: Permission denied ["/var/db/com.apple.naturallanguaged/com.apple.e5rt.e5bundlecache"] Failed to load embedding model 'mul_Latn' - '5C45D94E-BAB4-4927-94B6-8B5745C46289' assetRequestFailed(Optional(Error Domain=NLNaturalLanguageErrorDomain Code=7 "Embedding model requires compilation" UserInfo={NSLocalizedDescription=Embedding model requires compilation})) in #Playground I'm new to this embedding model. Not sure if it's caused by my code or environment. Code snippet import Foundation import NaturalLanguage import Playgrounds #Playground { // Prefer initializing by script for broader coverage; returns NLContextualEmbedding? guard let embeddingModel = NLContextualEmbedding(script: .latin) else { print("Failed to create NLContextualEmbedding") return } print(embeddingModel.hasAvailableAssets) do { try embeddingModel.load() print("Model loaded") } catch { print("Failed to load model: \(error)") } }
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Your app still allows users to purchase physical goods or services using the in-app purchase API.
Hi everyone, I’m looking for some help or clarification regarding repeated rejections under Guideline 3.1.3 - Business - Payments - Other Purchase Methods. In earlier versions of our app we did experiment with using in-app purchases for our eSIM-related service (which App Review treats as a physical good/service). After the first rejections, we fully reworked the payment flow. In the current build we have: Completely removed any use of the in-app purchase API / StoreKit and removed all UI elements and wording mention in-app purchases. Detached all in-app purchase products and marked all previously created IAP products as “removed from sale”, so they are no longer available to users. Moved all payments to an external outside of the in-app purchase API, which (as I understand it) is exactly what Guideline 3.1.3 requires for physical goods/services. Despite this, the app is still being rejected with the same 3.1.3 message about using in-app purchases for physical goods, without any new details or updated screenshots that point to the actual problem in the latest build. One thing that might be related: in App Store Connect there are still some legacy in-app purchase products stuck in an “In Review” state. We can’t delete or fully edit them from our side, even after removing the previous builds. They are not attached to the current version and are not referenced anywhere in the code or UI, but I’m worried they might still be confusing the review process. Has anyone run into a similar situation? Can these legacy IAP products in “In Review” status still trigger 3.1.3 rejections, even if they’re not attached to the binary and removed from sale? Is there any way to get App Review or Developer Support to reset or clear these products so we can fully remove them? We’re a small team trying to launch, and at this point we feel a bit stuck in a loop where the feedback doesn’t seem to reflect the current implementation. Thanks in advance for any help or insight.
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Accessing Built-In iOS Alarm Sounds When Using AlarmKit
Hi everyone, I’m currently integrating AlarmKit into an app and would like to offer users the same selection of built-in iOS alarm sounds that the native Clock app provides. So far, I haven’t found any API in AlarmKit (or elsewhere in the SDK) that exposes the system’s default alarm tones. Before implementing a custom sound library, I wanted to check: Is there any way to access or present the iOS system alarm sounds when creating alarms with AlarmKit? Or are developers limited to custom audio files that we provide ourselves? If anyone has experience with AlarmKit or knows whether this is technically possible (or explicitly restricted), I’d really appreciate your insights. Thanks!
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VoIP Push Notifications Not Delivered in Background/Killed State (Using AppDelegate)
Hello, colleagues. I am reaching out to the community with an issue that is likely quite common. Unfortunately, I have not been able to resolve it independently and would like to confirm if my approach is correct. Core Problem: VoIP push notifications are not delivered to the application when it is in the background or terminated. After reviewing existing discussions on the forum, I concluded that the cause might be related to CallKit not having enough time to register. However, in my case, I am using AppDelegate, and in theory, CallKit registration should occur quickly enough. Nevertheless, the issue persists. Additional Question: I would also like to clarify the possibility of customizing the CallKit interface. Specifically, I am interested in adding custom buttons (for example, to open a door). Please advise if such functionality is supported by CallKit itself, or if a different approach is required for its implementation. Thank you in advance for your time and attention to my questions. For a more detailed analysis, I have attached a fragment of my code below. I hope this will help clarify the situation. Main File @main struct smartappApp: App { @UIApplicationDelegateAdaptor private var delegate: AppDelegate @StateObject private var navigationManager = NavigationManager() init() { print("Xct") if !isRunningTests() { DILocator.instance .registerModules([ ConfigModule(), SipModule(), AuthModule(), NetworkModule(), CoreDataModule(), RepositoryModule(), DataUseCaseModule(), SipUseCaseModule() ]) } } func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable: Any], fetchCompletionHandler completionHandler: @escaping (UIBackgroundFetchResult) -> Void) { print("Axtest") completionHandler(.newData) } var body: some Scene { App Delegate File class AppDelegate: UIResponder, UIApplicationDelegate { private let voipRegistry = PKPushRegistry(queue: .main) private var provider: CXProvider? func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool { setupPushKit() setupCallKit() return true } public func regist(){ setupPushKit() setupCallKit() } private func setupPushKit() { voipRegistry.delegate = self voipRegistry.desiredPushTypes = [.voIP] DispatchQueue.main.async { self.voipRegistry.pushToken(for: .voIP) } } // MARK: - CallKit Setup private func setupCallKit() { let configuration = CXProviderConfiguration(localizedName: "MyApp") configuration.maximumCallGroups = 1 configuration.maximumCallsPerCallGroup = 1 configuration.supportsVideo = true configuration.iconTemplateImageData = UIImage(named: "callIcon")?.pngData() provider = CXProvider(configuration: configuration) provider?.setDelegate(self, queue: .main) } // MARK: - Background Launch Handling func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable: Any], fetchCompletionHandler completionHandler: @escaping (UIBackgroundFetchResult) -> Void) { print("Axtest") completionHandler(.newData) } } extension AppDelegate: PKPushRegistryDelegate { func pushRegistry(_ registry: PKPushRegistry, didUpdate pushCredentials: PKPushCredentials, for type: PKPushType) { APNsImpl().registerToken(token: pushCredentials.token.map { String(format: "%02.2hhx", $0) }.joined()) } func pushRegistry(_ registry: PKPushRegistry, didReceiveIncomingPushWith payload: PKPushPayload, for type: PKPushType) { guard type == .voIP else { return } print("call kit") let payloadDict = payload.dictionaryPayload let update = CXCallUpdate() update.remoteHandle = CXHandle(type: .phoneNumber, value: "dsfsdfddsf") update.hasVideo = payloadDict["hasVideo"] as? Bool ?? false provider?.reportNewIncomingCall(with: UUID(), update: update, completion: { error in if let error = error { print("Failed to report incoming call: \(error.localizedDescription)") } else { print("Successfully reported incoming call") } }) } }
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PDFKit Page Rerender
I'm experiencing an issue with PDFKit where page.removeAnnotation(annotation) successfully removes the annotation from the page's data structure, but the PDFView no longer updates automatically to reflect the change visually. Issue Details: The annotation is removed (verified by checking page.annotations.count) The PDFView display doesn't refresh to show the removal This code was working correctly before and suddenly stopped working No code changes were made on my end
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Request for Native AJAX API Request Interception Support in WKWebView
Hello WebKit Team, I’m writing to ask if iOS provides a native way to intercept AJAX (XMLHttpRequest or fetch) calls inside WKWebView. On Android, this is handled via: shouldInterceptRequest(WebView view, WebResourceRequest request) but iOS currently seems to have no equivalent. We’ve tried: WKURLSchemeHandler → works only for custom schemes URLProtocol with WKProcessPool → unreliable for AJAX in WebView JavaScript injection → partial and unofficial Could you please clarify: Is there a recommended native approach to intercept AJAX requests? If not supported, is it planned for future releases? Any official workaround or guidance? This is critical for debugging, analytics, and compliance in hybrid apps.
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Cannot submit apps from Xcode 26.2 build 17C52 released on December 12, 2025
The latest version of Xcode available on: https://developer.apple.com/download/applications/ is Xcode 26.2 build 17C52. It was released today, December 12, 2025. However, uploads are failing with error: Validation failed. This bundle is invalid. Apple is not currently accepting applications built with this version of Xcode. I have verified my Xcode is not beta: I think that at least the non-release candidate, latest version of Xcode should be allowed to submit apps.
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Metal toolchain compilation error after migration to MacOS 26 and XCode 26.1
Hello. I migrated yesterday two machines from OS15 to OS26 (same Ram; M1Max chip). On the first one, a MBP, everything is allright, and my old Metal projects can compile and run, even with MacOS12 as a destination. On the second computer (MacStudio) I got a compile "error: cannot execute tool 'metal' due to missing Metal Toolchain; use: xcodebuild -downloadComponent MetalToolchain". I spent hours on many forums and tried all proposed solutions and still get the same error. Any idea? Thanks
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