our company created a web safari extension. before iOS 26 (beta) release we would archive our extension and install to our devices no problem. since iOS 26 (beta) (we also tried in beta 4 23A5297m) the extension would archive perfectly but when installing the extension would just not run. its found in settings under safari extension, but when enabled the extension and open safari it will show error message Ext is no longer available. to rule out all code issues, we built a new project from scratch with a new bundle id, tried to archive with no problem, but when installed in an iphone 16 with iOS 26 BETA (23A5297m) same error ocurs it installs but when opening safari it will give an error message saying extension is no longer available. attached in the google drive link is a zip file of the new project, a zip file with a succesfull build of the ipa file with enterprise distribute, a video of the entire proccess and the error that the iphone gives. also attached a log file from the iphone that includes the inst
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I have a simple app that makes an HTTPS call to gather some JSON which I then parse and add to my SwiftData database. The app then uses a simple @Query in a view to get the data into a list. on iOS 16 this works fine. No problems. But the same code on iOS 26 (targeting iOS 18.5) crashes after about 15 seconds of idle time after the list is populated. The error message is: Could not cast value of type '__NSCFNumber' (0x1f31ee568) to 'NSString' (0x1f31ec718). and occurs when trying to access ANY property of the list. I have a stripped down version of the app that shows the crash available. To replicate the issue: open the project in Xcode 26 target any iOS 26 device or simulator compile and run the project. after the list is displayed, wait about 15 seconds and the app crashes. It is also of note that if you try to run the app again, it will crash immediately, unless you delete the app from the device. Any help on this would be appreciated. Feedback number FB20295815 includes
I'm experiencing a Safari Web Extension issue where the non-persistant background script seems to crash after 30 seconds even when the content script is messaging it. Here is a minimal-reproducible example. When running in an emulator, the background script will stay responsive forever. However, when running on a physical device, the background script becomes non-responsive after 30 seconds of activity. It never becomes responsive again until I toggle the extensions enable/disable toggle, after which it stays active for 30 seconds and then crashes again.
The app “Wi-Fi Aware Sample” on Bojie的iPhone quit unexpectedly. Domain: IDEDebugSessionErrorDomain Code: 20 Failure Reason: Message from debugger: The LLDB RPC server has crashed. You may need to manually terminate your process. The crash log is located in ~/Library/Logs/DiagnosticReports and has a prefix 'lldb-rpc-server'. Please file a bug and attach the most recent crash log. User Info: { DVTErrorCreationDateKey = 2025-09-17 10:26:56 +0000; IDEDebugSessionErrorUserInfoUnavailabilityError = Error Domain=com.apple.dt.deviceprep Code=-10 Fetching debug symbols for BojieU7684iPhone UserInfo={NSLocalizedRecoverySuggestion=Xcode will continue when the operation completes., NSLocalizedDescription=Fetching debug symbols for BojieU7684iPhone}; IDERunOperationFailingWorker = DBGLLDBLauncher; } Event Metadata: com.apple.dt.IDERunOperationWorkerFinished : { device_identifier = 00008101-001E29E01E63003A; device_isCoreDevice = 1; device_model = iPhone13,3; d
Hello, I have been receiving crash reports on iOS 26 related to a view containing a UITextField. Although I have not been able to reproduce the issue locally and the exact reproduction steps are unknown, the call stack suggests the crash may be related to language or input method changes. If anyone has encountered a similar crash on iOS 26 or has any insights regarding language/input-related issues impacting UITextField behavior, your help would be greatly appreciated. The call stack from the reports is attached below. Exception NSInvalidArgumentException -[__NSPlaceholderArray initWithObjects:count:] attempt to insert nil object from objects[1] Fatal Exception: NSInvalidArgumentException 0 CoreFoundation 0xc98c8 __exceptionPreprocess 1 libobjc.A.dylib 0x317c4 objc_exception_throw 2 CoreFoundation 0xe1d7c -[__NSPlaceholderArray initWithObjects:count:] 3 CoreFoundation 0x1485d0 +[NSArray arrayWithObjects:count:] 4 UIKitCore 0xfc4d44 -[UIInlineInputSwitcher updateInputModes:withHUD:]
We have similar crash reports in our app on iOS 26. For us the crash seems to occur while the app is running the background. Last Exception Backtrace: 0 CoreFoundation 0x19a05e8c8 __exceptionPreprocess + 164 (NSException.m:249) 1 libobjc.A.dylib 0x196fd57c4 objc_exception_throw + 88 (objc-exception.mm:356) 2 CoreFoundation 0x19a070e88 -[__NSArrayM objectAtIndex:] + 592 (NSArrayM.m:142) 3 UIKitCore 0x1a0369758 -[_UIFlowLayoutInfo setSizes:forItemsAtIndexPaths:] + 316 (UIFlowLayoutSupport.m:2030) 4 UIKitCore 0x1a0355768 -[UICollectionViewFlowLayout _didPerformUpdateVisibleCellsPassWithLayoutOffset:] + 156 (UICollectionViewFlowLayout.m:2112) 5 UIKitCore 0x1a03136f0 -[UICollectionView _updateVisibleCellsNow:] + 3452 (UICollectionView.m:5683) 6 UIKitCore 0x19fa64604 -[UICollectionView layoutSubviews] + 280 (UICollectionView.m:6895) 7 UIKitCore 0x19f8aa078 UIView._layoutSubviewsWithObservationTracking() + 828 (_UIObservationTracking.swift:383) 8 UIKitCore 0x19f8aab38 @objc UIView._layoutSubviewsWi
Topic:
UI Frameworks
SubTopic:
UIKit
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I have exactly the same problem, and would appreciate some guidance on whether hang diagnostics on macOS actually work. The same as the original poster above, the Simulate MetricKit Payload debug option works fine, and a crash is delivered immediately on restarting the app. No sign of any real hang reports though, even after deliberately causing hangs in the app. It’s my understanding that they should be delivered immediately, but even after waiting several days there’s still nothing. I’ve tried debug, release, and TestFlight builds. Any guidance as to what I could possibly be missing would be great! Thank you.
Topic:
App & System Services
SubTopic:
Core OS
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Hallo all, I did a test integration of MetricKit into one of our apps...I'am on macOS Ventura 13.3.1 (a). The app is not distributed via the App Store. I subscribed to the MXMetricManager and implemented the didReceiveDiagnosticPayloads function. So far everything seems to work, when I use in Xcode: Debug -> Simulate MetricKit Payload I get a callback and the payload. So I did some further testing. When I build the app debug version with a test crash and then run the Debug Version (without Xcode) and let it crash the next time I start the app I get a callback to didReceiveDiagnosticPayloads with all the information about the crash. But I'am not able to get a hang report. I tested it by adding a sleep (60) and adding some intensive computation work on the main thread so that it is busy for several seconds, I get no hang reports :-( I'am using the Debug version and run it without Xcode. Are hang reports expected to be reported immediately? I also get after 24 hours no hang reports.
Hi everyone, I’ve encountered an issue where using a popover inside the toolbar of a Catalyst app causes a crash on macOS 26 beta 5 with Xcode 26 beta 5. Here’s a simplified code snippet: import SwiftUI struct ContentView: View { @State private var isPresentingPopover = false var body: some View { NavigationStack { VStack { } .padding() .toolbar { ToolbarItem { Button(action: { isPresentingPopover.toggle() }) { Image(systemName: bubble) } .popover(isPresented: $isPresentingPopover) { Text(Hello) .font(.largeTitle) .padding() } } } } } } Steps to reproduce: Create a new iOS app using Xcode 26 beta 5. Enable Mac Catalyst (Match iPad). Add the above code to show a Popover from a toolbar button. Run the app on macOS 26, then click the toolbar button. The app crashes immediately upon clicking the toolbar button. Has anyone else run into this? Any workarounds or suggestions would be appreciated! Thanks!
@HOsy No :( no luck with the popover. I workaround the crash by implementing a custom floating panel using UIViewControllerRepresentable.
Topic:
UI Frameworks
SubTopic:
SwiftUI
Tags:
This is a major issue. After my iPhone 12 Pro was upgraded to iOS 26 beta 6, Apple's official Wi-Fi Aware Sample APP crashed immediately and couldn't be opened. It just force closes. Has any developer encountered this problem?
Hi all, In my SwiftUI / SwiftData / Cloudkit app which is a series of lists, I have a model object called Project which contains an array of model objects called subprojects: final class Project1 { var name: String = @Relationship(deleteRule: .cascade, inverse: Subproject.project) var subprojects : [Subproject]? init(name: String) { self.name = name self.subprojects = [] } } The user will select a project from a list, which will generate a list of subprojects in another list, and if they select a subproject, it will generate a list categories and if the user selects a category it will generate another list of child objects owned by category and on and on. This is the pattern in my app, I'm constantly passing arrays of model objects that are the children of other model objects throughout the program, and I need the user to be able to add and remove things from them. My initial approach was to pass these arrays as bindings so that I'd be able to mutate them. This worked for the most part but there were two pro
Fixed in Safari 26.0.1 (20622.1.22.118.4) That should be a lesson for Apple not to assign interns and vibe coders to work on Security critical projects. I also had a crash before this update and I hope Apple looked into it, as it might be exploitable. Memory corruption and KERN_INVALID_ADDRESS are never a good thing. Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Codes: KERN_INVALID_ADDRESS at 0x00000000000000d8 Exception Codes: 0x0000000000000001, 0x00000000000000d8 Safari 26.0 (20622.1.22.118.2) crash
Topic:
Safari & Web
SubTopic:
General
This new modifier is supposedly backported to iOS 17, but on attempting to use it on the latest iOS 18.5, this happens: Symbol not found: _$s7SwiftUI17EnvironmentValuesV33_navigationIndicatorVisibilityABIAA0G0OvpMV This happens with any usage of the modifier. An availability check won't save you either. The cruelest part of this is that I only need the modifier on iOS 26, lmao. Am I just missing something?
Topic:
UI Frameworks
SubTopic:
SwiftUI
Steps to Reproduce: Connect a MacBook Pro (lid closed) to a large external monitor. Run the SDL3 testwm test application. git clone https://github.com/libsdl-org/SDL.git cmake -S . -B build -DBUILD_SHARED_LIBS=OFF -DSDL_TESTS=ON cmake --build build The testwm binary will be located in the build/test directory. Move the application window around the left edge of the external display. Observed Result: WindowServer crashes. System Configuration: MacBook Pro M3 Max, macOS Sequoia 15.6.1 LG GX9, 5120x2160 resolution, running at 165 Hz refresh rate Lid closed, single external display Panic Log: panic(cpu 7 caller 0xfffffe0027f61d5c): mismatched swapID's 6386399 vs 6386400n @UnifiedPipeline.cpp:14570 Debugger message: panic Memory ID: 0xff OS release type: User OS version: 24G90 Kernel version: Darwin Kernel Version 24.6.0: Mon Jul 14 11:30:55 PDT 2025; root:xnu-11417.140.69~1/RELEASE_ARM64_T6031 Fileset Kernelcache UUID: 8AA69CD2038CD2BAE2ED364428F4DBEA Kernel UUID: 75A21406-D046-3232-AA3F-085335D5C848 Boo