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Posts under Xcode tag

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Resolving a "Simulator runtime is not available" error
Some Macs recently received a macOS system update which disabled the simulator runtimes used by Xcode 15, including the simulators for iOS, tvOS, watchOS, and visionOS. If your Mac received this update, you will receive the following error message and will be unable to use the simulator: The com.apple.CoreSimulator.SimRuntime.iOS-17-2 simulator runtime is not available. Domain: com.apple.CoreSimulator.SimError Code: 401 Failure Reason: runtime profile not found using "System" match policy Recovery Suggestion: Download the com.apple.CoreSimulator.SimRuntime.iOS-17-2 simulator runtime from the Xcode To resume using the simulator, please reboot your Mac. After rebooting, check Xcode Preferences → Platforms to ensure that the simulator runtime you would like to use is still installed. If it is missing, use the Get button to download it again. The Xcode 15.3 Release Notes are also updated with this information.
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May ’24
Why is Xcode Cloud archiving failing?
I'm trying to build an Xcode Cloud workflow, but I keep getting this error. At first it just said I had to accept a license agreement, which I did, but it still didn't work after. I had recently added a new branch to the connected GitHub repository and committed to it so that I can have a beta branch separate from the main one. The only error that happens is when archiving. I am using Xcode 27 beta.
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QR code scan deeplink not work in XCode test run?
Hi, I'm trying to figure out what is true here - if I am not in the correct forum please direct me :-) A. It is not possible to test a QR code scan that contains a deeplink into my iOS app from an XCoode build test run. In other words, The build must be published to Test Flight for the iOS's QR code scan sub-system to be able to process the deeplink into my app? If I am wrong about this, it sure would help with testing to be able to test directly from the local XCode build test. If so, can someone point me in the direction of what I would need to do for that? Thanks for your input either way!
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Xcode 27 release notes mention that the minimum deployment target is macOS 11.0, but Xcode itself says that only macOS 12.0 to 27.0 are supported
The release notes at https://developer.apple.com/documentation/xcode-release-notes/xcode-27-release-notes mention that the minimum deployment target is macOS 11.0, but Xcode itself says that only macOS 12.0 to 27.0 are supported. Which one is correct, Xcode or the release notes? I created FB23514411.
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DriverKit target in iPad app, missing libclang_rt.profile_driverkit.a
I'm trying to build the DriverKit template driver target in an Xcode project which contains an app targeting iPadOS 17. I've made no modifications to the DriverKit template. When building, I get this link error ld: file cannot be open()ed, errno=2 path=/Applications/Xcode 15.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/15.0.0/lib/darwin/libclang_rt.profile_driverkit.a in '/Applications/Xcode 15.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/15.0.0/lib/darwin/libclang_rt.profile_driverkit.a' anyone know how to fix this? My search turned up something about building llvm from sources, which seems like overkill to put a DriverKit driver into an iPad app.
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19h
Xcode RAM Usage Problem
👋🏻 Hello Apple Developer Community, I’ve recently got the problem with the current Xcode Beta Version and the Preview Feature. Because when I try to load the Preview, the RAM Usage spikes and it’s nearly at the limit on my MacBook (16GB RAM). (Note: This is happening while loading up the Preview) But when I haven’t loaded the Preview Window, the overall RAM Usage of my system is ver low (Note: This is when Xcode has is not loading the Preview) (Note: This is after quitting Xcode for cancelling the load of the Preview) All Pictures are in German, sorry for that ☹️. What are possible problems or solutions against this problem? Have a nice day / evening 😁
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Clarification on the planned removal of UIDesignRequiresCompatibility
Dear Apple Developer Support, I am developing and maintaining an iOS application. In iOS 26, we understand that setting UIDesignRequiresCompatibility to true in the Info.plist file allows an app to opt out of the Liquid Glass design. However, we also understand that during WWDC25 Platforms State of the Union, Apple stated: "We intend this option to be removed in the next major release." We would appreciate clarification on the following points. Questions Should the phrase "next major release" be interpreted as iOS 27? Is it currently Apple's plan to make UIDesignRequiresCompatibility unavailable or remove it in iOS 27? Or is the statement above only an intended direction, with the actual removal schedule still subject to change? If there is any publicly shareable information regarding the future availability or deprecation timeline of UIDesignRequiresCompatibility, could you please provide it? Background We develop and maintain a business application that contains a large number of custom screens and UI components. Adapting the entire application to the Liquid Glass design system will require significant design review, implementation effort, and testing. As a result, the future availability of UIDesignRequiresCompatibility is a critical factor in our development planning and resource allocation. For this reason, we would greatly appreciate any guidance you can provide regarding Apple's current plans for this compatibility option. Thank you for your time and assistance. Best regards, Toshiyuki
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Xcode 27: Bugs / Feedbacks
Hi, I have listed below the Feedbacks for Xcode 27, please have a look at it, considerable time was spent on filing these feedbacks, thanks! Environments All of them were tested on the environment: macOS 26.5.1 (25F80) Xcode 27.0 beta (27A5194q) Feedbacks FB23133706 (Git stage tab) FB23132869 (markdown - code block) FB23132403 (markdown - search) FB23078039 (stash - slow / unresponsive) FB23077930 (stash - allow multiselection) FB23055381 (Run destination - Clear recents) FB23041713 (SwiftUI preview - SwiftData) FB23033844 (Bundle ID) FB23033231 (Device Hub - sizes)
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Error when access StoreView / ProductView on iOS 27.0 simulator
Hi, Feedback: FB23494579 Using StoreView / ProductView on iOS 27.0 simulator / device hub throws the following error: Error: Accessing State<ProductViewEventConfiguration>'s value without being installed on a View. This will create a new ProductViewEventConfiguration instance each time. Environment macOS 26.5.2 (25F84) Xcode 27.0 beta 2 (27A5209h) Simulator / Device Hub - iPhone 17 Pro (iOS 27.0) Screenshot
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Unable to sign into sandbox account on simulator / device hub
Hi, I am unable to sign into the sandbox account on the simulator. Settings > Developer > Sandbox Apple Account > Sign in Xcode: 26.6 (17F113) Xcode Simulator: 16.0 (1063.4) I have even tried on Device Hub on Xcode 27. I vaguely remember being able to sign into the simulator using Questions: Is anyone able to sign into Sandbox account on the simulator / device hub? Is there any workaround? Is this a known issue?
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Xcode 27: huge build size jump, spike in "Class X is implemented in both" warnings
The compiled size of my app (DerivedData/*/Build/Products/Debug-iphonesimulator/AppName.app) jumped 200 MB (926 MB-> 1.12 GB) just by compiling with Xcode 27 beta 2 (currently the latest). I can compile with Xcode 27, but when I run it on a simulator it crashes on launch. I get the same type of crash when running my unit tests. I'm getting a lot of warnings in the debug console about "Class X is implemented in both". I asked Claude to analyze the .app files to find the difference. Yes, I have a lot of internal and external packages/frameworks. Xcode26 ships 128 frameworks including 14 *_PackageProduct.framework dynamic frameworks (Logger_…, APICore_…, SplitManager_…, Apollo_…, PerModel_…, AppGateway_…, etc.). Xcode 27 ships 114 — all 14 of those dynamic package frameworks are gone. Xcode 27 changed the default and now links those SPM package products statically into every framework that consumes them. Counting framework binaries that carry their own copy of a package's Swift type metadata: ┌──────────────┬────────────┬─────────────┐ │ Package │ Xcode 26 │ Xcode 27 b2 │ ├──────────────┼────────────┼─────────────┤ │ Logger │ 12 │ 79 │ ├──────────────┼────────────┼─────────────┤ │ APICore │ 3 │ 45 │ ├──────────────┼────────────┼─────────────┤ │ SplitManager │ 1 │ 20 │ ├──────────────┼────────────┼─────────────┤ │ PerModel │ 1 │ 24 │ ├──────────────┼────────────┼─────────────┤ │ AppGateway │ 1 │ 20 │ └──────────────┴────────────┴─────────────┘ 79 copies of Logger's types instead of 1. That's the runtime problem: duplicate Swift type metadata / Objective-C class registration → "Class … is implemented in both …, one of the two will be used" and, when type identity or singletons matter, crashes. It hits unit tests hardest because the test bundle re-links the same static package that the host app's frameworks already contain. I worked on it a bit trying to switch my packages and frameworks to load dynamically. But that only gets so far as 3rd party packages like Apollo (for GraphQL) don't ship a dynamic version of ApolloTestSupport. I really don't like forking 3rd party packages. I tried changing my packages to explicitly load dynamically like this. That got me to the point that I could run on a simulator. But I was unable to get to the point that I could run all my unit tests without crashing on launch. And the code that runs on a simulator crashes on a device complaining about missing packages. products: [ .library( name: "AppGateway", + type: .dynamic, targets: ["AppGateway"]), ], Something is really different in Xcode 27 with the way it links packages and creates my app - a linker bug? I don't know if there is an ancient build setting that might be triggering this? Our app is really old. v1 was created in 2010. We just recently moved to a SceneUI delegate setup. I really don't know what would be a good next step for me to figure this one out. I am happy to use a DTS or create a Feedback if I thought it would help me get forward progress on this? Help?
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Url Cache
Hi all, I have implemented a feature in my iOS application which checks the latest version available on App Store and if there is new update available it shows Pop to update the app. I am using this url for checki https://itunes.apple.com/lookup?bundleId= Issue: For some users this url returns old cached data which is previous version although new version is already live and i have verified this url directly via PostMan or other IDE.
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xCode crashes after update to 26.5
After updating to Xcode 26.5 Xcode crashes when I try to open my project. Directly before update everything was fine... Not using Beta-Software.. only stable versions What can I do? Will there be an update fixing this bug? `Application Specific Information: abort() called Application Specific Signatures: NSInternalInconsistencyException Application Specific Backtrace 0: 0 CoreFoundation 0x0000000186e711c0 __exceptionPreprocess + 176 1 DVTFoundation 0x000000010578a20c DVTFailureHintExceptionPreprocessor + 388 2 libobjc.A.dylib 0x00000001868fa91c objc_exception_throw + 88 3 Foundation 0x000000018868f498 -[NSFileWrapper regularFileContents] + 436 4 IDEStoreKitCore 0x000000030e002b20 $s15IDEStoreKitCore0aB13ConfigurationC4FileV17configurationData10Foundation0G0Vvg + 440 5 IDEStoreKitCore 0x000000030e001da0 $s15IDEStoreKitCore0aB13ConfigurationC13configuration3forACSo13NSFileWrapperC_tKFZ + 304 6 IDEStoreKitCore 0x000000030e003b0c $s15IDEStoreKitCore0aB13ConfigurationC13configuration2atAC10Foundation3URLV_tKFZ + 148 7 IDEStoreKitEditor 0x000000030e792ecc $s17IDEStoreKitEditor0aB20TextFragmentProviderC12generateSeed3for17completionHandlerySo11DVTFilePathC_ySo07IDETextefH0_pSg_s5Error_pSgtctFZ06$sSo27nefh28_pSgSo7NSErrorCSgIeyByy_ABs5o2_pR8Ieggg_TRAJSo0T0CSgIeyByy_Tf1ncn_nTf4ndg_n + 152 8 IDEStoreKitEditor 0x000000030e7922fc $s17IDEStoreKitEditor0aB20TextFragmentProviderC12generateSeed3for17completionHandlerySo11DVTFilePathC_ySo07IDETextefH0_pSg_s5Error_pSgtctFZTo + 52 9 IDEFoundation 0x000000010c922318 __113+[IDETextFragmentIndex runProvider:forFilePath:explicitFileDataType:initialTimestamp:priority:completionHandler:]_block_invoke + 204 10 DVTFoundation 0x00000001058a0638 __51-[DVTThrottledConcurrentQueue processQueueIfNeeded]_block_invoke + 80 11 DVTFoundation 0x0000000105892bd0 DVT_CALLING_CLIENT_BLOCK + 16 12 DVTFoundation 0x0000000105893548 __DVTDispatchAsync_block_invoke + 152 13 libdispatch.dylib 0x0000000186b8aa28 _dispatch_call_block_and_release + 32 14 libdispatch.dylib 0x0000000186ba44b0 _dispatch_client_callout + 16 15 libdispatch.dylib 0x0000000186b8f1c8 _dispatch_continuation_pop + 596 16 libdispatch.dylib 0x0000000186b8e844 _dispatch_async_redirect_invoke + 580 17 libdispatch.dylib 0x0000000186b9c980 _dispatch_root_queue_drain + 360 18 libdispatch.dylib 0x0000000186b9d120 _dispatch_worker_thread2 + 184 19 libsystem_pthread.dylib 0x0000000186d41e84 _pthread_wqthread + 232 20 libsystem_pthread.dylib 0x0000000186d40c10 start_wqthread + 8`
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AppIntents and String catalog: how can we support both singular and plural forms for TypeDisplayRepresentation (used by DeleteIntent in the Shortcuts app for example)
Hello, I’m implementing the AppIntents framework in my app. I want to translate the TypeDisplayRepresentation that is used in the Shortcuts app UI like in a DeleteIntent (see my feedback about this: FB23451186 for more context). In the “Accelerating app interactions with App Intents” sample code we can see that this is done using a .stringsdict file, as follows for the “Trail” key (singular and plural): <key>Trail</key> <dict> <key>NSStringLocalizedFormatKey</key> <string>%#@VARIABLE@</string> <key>VARIABLE</key> <dict> <key>NSStringFormatSpecTypeKey</key> <string>NSStringPluralRuleType</string> <key>one</key> <string>Trail</string> <key>other</key> <string>Trails</string> </dict> </dict> I want to use a String catalog instead of a .stringsdict file because all my strings are in a String catalog. I tried to migrate the AppIntents.stringsdict file manually but it failed with an error: “An error occurred when migrating AppIntentsSampleApp/Resources/AppIntents.stringsdict: This stringsdict cannot be migrated: Missing required key 'NSStringFormatValueTypeKey' inside 'Trail' -> 'VARIABLE’” So I manually added a NSStringFormatValueTypeKey like this in the .stringsdict file: <key>Trail</key> <dict> <key>NSStringLocalizedFormatKey</key> <string>%#@VARIABLE@</string> <key>VARIABLE</key> <dict> <key>NSStringFormatSpecTypeKey</key> <string>NSStringPluralRuleType</string> <key>NSStringFormatValueTypeKey</key> <string>lld</string> <key>one</key> <string>Trail</string> <key>other</key> <string>Trails</string> </dict> </dict> And then I’ve been able to migrate the .stringsdict file into a String catalog. The string catalog looks like this after migration: "Trail" : { "extractionState" : "stale", "localizations" : { "en" : { "stringUnit" : { "state" : "translated", "value" : "%#@VARIABLE@" }, "substitutions" : { "VARIABLE" : { "formatSpecifier" : "lld", "variations" : { "plural" : { "one" : { "stringUnit" : { "state" : "translated", "value" : "Trail (Catalog)" } }, "other" : { "stringUnit" : { "state" : "translated", "value" : "Trails (Catalog)" } } } } } } } } This works, which is nice. But I tried to reproduce the same result by having a %#@VARIABLE@ in my LocalizedStringResource defaultValue like this: TypeDisplayRepresentation( name: LocalizedStringResource( "Flower", defaultValue: "%#@VARIABLE@", table: "AppIntents" ), numericFormat: LocalizedStringResource( "\(placeholder: .int) flower", table: "AppIntents" ) ) But the String catalog doesn’t support that apparently, I can’t get a “substitution” object in my catalog, so I have to manually do it using the source code which is not ideal and painful. Is there a way to support this kind of substitution with no actual plural token in the string as we can see for the %#@VARIABLE@ for Trail? Thank you, Regards, Axel
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Default Actor Isolation - MainActor conflicts with Sendable
In Xcode project > Build Settings > Swift Compiler - Concurrency. When we have those settings : Approachable Concurrency - Yes Default Actor Isolation - MainActor A sendable struct without @Actor annotation will be stuck to @MainActor. But if we have a sendable struct, by principle, it should be used across Actors. To remediate the situation, we had to prefix the struct with nonisolated keyword. The setting "Default Actor Isolation - MainActor" should not add @MainActor to Sendables. Problem describe in : FB23264607
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Unable to enter text in TextField - SwiftUI preview
I'm trying out Xcode 12 (beta) and encountered an issue with TextField when viewing it in a live Preview. Although the view is interactive (scrolling vertically seems to be OK) and a cursor appears in the TextField view when it is clicked on, keyboard input is ignored. The same code works as expected in Xcode 11.5. Simulator in both 11.5 and 12 exhibits expected behaviour. Is this a bug? I know there is an issue with interactivity in Preview with multiple views inside PreviewProvider but I'd assumed this is if you'd added multiple Views to the same body of this struct.
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Please provide the power of autocompletion similar to VSCode and alike editors
AI agentic coding is great, but it drifts away from the good practices and good code. Sometimes I am writing code while thinking what exactly to write, exploring the architecture solution, the data flow, not the technology, so making a prompt is not the best use case. I am doing iOS development in VSCode since preview version of Copilot launched, the auto-completions that AI provides IS the greatest tool a developer can have Please 🙏 prioritize the unimaginable good auto-completion that only Apple can provide, so that we can auto-complete function implementation, class implementation, multiple lines of comments in a fraction of a second
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Resolving a "Simulator runtime is not available" error
Some Macs recently received a macOS system update which disabled the simulator runtimes used by Xcode 15, including the simulators for iOS, tvOS, watchOS, and visionOS. If your Mac received this update, you will receive the following error message and will be unable to use the simulator: The com.apple.CoreSimulator.SimRuntime.iOS-17-2 simulator runtime is not available. Domain: com.apple.CoreSimulator.SimError Code: 401 Failure Reason: runtime profile not found using "System" match policy Recovery Suggestion: Download the com.apple.CoreSimulator.SimRuntime.iOS-17-2 simulator runtime from the Xcode To resume using the simulator, please reboot your Mac. After rebooting, check Xcode Preferences → Platforms to ensure that the simulator runtime you would like to use is still installed. If it is missing, use the Get button to download it again. The Xcode 15.3 Release Notes are also updated with this information.
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10k
Activity
May ’24
Why is Xcode Cloud archiving failing?
I'm trying to build an Xcode Cloud workflow, but I keep getting this error. At first it just said I had to accept a license agreement, which I did, but it still didn't work after. I had recently added a new branch to the connected GitHub repository and committed to it so that I can have a beta branch separate from the main one. The only error that happens is when archiving. I am using Xcode 27 beta.
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42
Activity
9h
QR code scan deeplink not work in XCode test run?
Hi, I'm trying to figure out what is true here - if I am not in the correct forum please direct me :-) A. It is not possible to test a QR code scan that contains a deeplink into my iOS app from an XCoode build test run. In other words, The build must be published to Test Flight for the iOS's QR code scan sub-system to be able to process the deeplink into my app? If I am wrong about this, it sure would help with testing to be able to test directly from the local XCode build test. If so, can someone point me in the direction of what I would need to do for that? Thanks for your input either way!
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228
Activity
12h
Xcode 27 beta deployment issue
Im unable to deploy Xcode 27 beta code to an iPhone 17 pro The build is successful but its not loading
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2
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139
Activity
15h
Xcode 27 release notes mention that the minimum deployment target is macOS 11.0, but Xcode itself says that only macOS 12.0 to 27.0 are supported
The release notes at https://developer.apple.com/documentation/xcode-release-notes/xcode-27-release-notes mention that the minimum deployment target is macOS 11.0, but Xcode itself says that only macOS 12.0 to 27.0 are supported. Which one is correct, Xcode or the release notes? I created FB23514411.
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Activity
17h
DriverKit target in iPad app, missing libclang_rt.profile_driverkit.a
I'm trying to build the DriverKit template driver target in an Xcode project which contains an app targeting iPadOS 17. I've made no modifications to the DriverKit template. When building, I get this link error ld: file cannot be open()ed, errno=2 path=/Applications/Xcode 15.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/15.0.0/lib/darwin/libclang_rt.profile_driverkit.a in '/Applications/Xcode 15.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/15.0.0/lib/darwin/libclang_rt.profile_driverkit.a' anyone know how to fix this? My search turned up something about building llvm from sources, which seems like overkill to put a DriverKit driver into an iPad app.
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2k
Activity
19h
Xcode RAM Usage Problem
👋🏻 Hello Apple Developer Community, I’ve recently got the problem with the current Xcode Beta Version and the Preview Feature. Because when I try to load the Preview, the RAM Usage spikes and it’s nearly at the limit on my MacBook (16GB RAM). (Note: This is happening while loading up the Preview) But when I haven’t loaded the Preview Window, the overall RAM Usage of my system is ver low (Note: This is when Xcode has is not loading the Preview) (Note: This is after quitting Xcode for cancelling the load of the Preview) All Pictures are in German, sorry for that ☹️. What are possible problems or solutions against this problem? Have a nice day / evening 😁
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91
Activity
1d
Shortcuts and App Intents does not work on simulators running iOS 26 or iOS 27
Hello, Shortcuts and App Intents don't work on simulators running iOS 26 or iOS 27. It's working fine on simulators running iOS 18. It makes testing and adopting new technologies difficult. Please check this feedback which contains a video showcasing the issue with a sample code provided by Apple: FB23342158 Regards, Axel
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103
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1d
Clarification on the planned removal of UIDesignRequiresCompatibility
Dear Apple Developer Support, I am developing and maintaining an iOS application. In iOS 26, we understand that setting UIDesignRequiresCompatibility to true in the Info.plist file allows an app to opt out of the Liquid Glass design. However, we also understand that during WWDC25 Platforms State of the Union, Apple stated: "We intend this option to be removed in the next major release." We would appreciate clarification on the following points. Questions Should the phrase "next major release" be interpreted as iOS 27? Is it currently Apple's plan to make UIDesignRequiresCompatibility unavailable or remove it in iOS 27? Or is the statement above only an intended direction, with the actual removal schedule still subject to change? If there is any publicly shareable information regarding the future availability or deprecation timeline of UIDesignRequiresCompatibility, could you please provide it? Background We develop and maintain a business application that contains a large number of custom screens and UI components. Adapting the entire application to the Liquid Glass design system will require significant design review, implementation effort, and testing. As a result, the future availability of UIDesignRequiresCompatibility is a critical factor in our development planning and resource allocation. For this reason, we would greatly appreciate any guidance you can provide regarding Apple's current plans for this compatibility option. Thank you for your time and assistance. Best regards, Toshiyuki
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519
Activity
1d
Xcode 27: Bugs / Feedbacks
Hi, I have listed below the Feedbacks for Xcode 27, please have a look at it, considerable time was spent on filing these feedbacks, thanks! Environments All of them were tested on the environment: macOS 26.5.1 (25F80) Xcode 27.0 beta (27A5194q) Feedbacks FB23133706 (Git stage tab) FB23132869 (markdown - code block) FB23132403 (markdown - search) FB23078039 (stash - slow / unresponsive) FB23077930 (stash - allow multiselection) FB23055381 (Run destination - Clear recents) FB23041713 (SwiftUI preview - SwiftData) FB23033844 (Bundle ID) FB23033231 (Device Hub - sizes)
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500
Activity
1d
Error when access StoreView / ProductView on iOS 27.0 simulator
Hi, Feedback: FB23494579 Using StoreView / ProductView on iOS 27.0 simulator / device hub throws the following error: Error: Accessing State<ProductViewEventConfiguration>'s value without being installed on a View. This will create a new ProductViewEventConfiguration instance each time. Environment macOS 26.5.2 (25F84) Xcode 27.0 beta 2 (27A5209h) Simulator / Device Hub - iPhone 17 Pro (iOS 27.0) Screenshot
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44
Activity
1d
Unable to sign into sandbox account on simulator / device hub
Hi, I am unable to sign into the sandbox account on the simulator. Settings > Developer > Sandbox Apple Account > Sign in Xcode: 26.6 (17F113) Xcode Simulator: 16.0 (1063.4) I have even tried on Device Hub on Xcode 27. I vaguely remember being able to sign into the simulator using Questions: Is anyone able to sign into Sandbox account on the simulator / device hub? Is there any workaround? Is this a known issue?
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24
Activity
1d
Xcode 27: huge build size jump, spike in "Class X is implemented in both" warnings
The compiled size of my app (DerivedData/*/Build/Products/Debug-iphonesimulator/AppName.app) jumped 200 MB (926 MB-> 1.12 GB) just by compiling with Xcode 27 beta 2 (currently the latest). I can compile with Xcode 27, but when I run it on a simulator it crashes on launch. I get the same type of crash when running my unit tests. I'm getting a lot of warnings in the debug console about "Class X is implemented in both". I asked Claude to analyze the .app files to find the difference. Yes, I have a lot of internal and external packages/frameworks. Xcode26 ships 128 frameworks including 14 *_PackageProduct.framework dynamic frameworks (Logger_…, APICore_…, SplitManager_…, Apollo_…, PerModel_…, AppGateway_…, etc.). Xcode 27 ships 114 — all 14 of those dynamic package frameworks are gone. Xcode 27 changed the default and now links those SPM package products statically into every framework that consumes them. Counting framework binaries that carry their own copy of a package's Swift type metadata: ┌──────────────┬────────────┬─────────────┐ │ Package │ Xcode 26 │ Xcode 27 b2 │ ├──────────────┼────────────┼─────────────┤ │ Logger │ 12 │ 79 │ ├──────────────┼────────────┼─────────────┤ │ APICore │ 3 │ 45 │ ├──────────────┼────────────┼─────────────┤ │ SplitManager │ 1 │ 20 │ ├──────────────┼────────────┼─────────────┤ │ PerModel │ 1 │ 24 │ ├──────────────┼────────────┼─────────────┤ │ AppGateway │ 1 │ 20 │ └──────────────┴────────────┴─────────────┘ 79 copies of Logger's types instead of 1. That's the runtime problem: duplicate Swift type metadata / Objective-C class registration → "Class … is implemented in both …, one of the two will be used" and, when type identity or singletons matter, crashes. It hits unit tests hardest because the test bundle re-links the same static package that the host app's frameworks already contain. I worked on it a bit trying to switch my packages and frameworks to load dynamically. But that only gets so far as 3rd party packages like Apollo (for GraphQL) don't ship a dynamic version of ApolloTestSupport. I really don't like forking 3rd party packages. I tried changing my packages to explicitly load dynamically like this. That got me to the point that I could run on a simulator. But I was unable to get to the point that I could run all my unit tests without crashing on launch. And the code that runs on a simulator crashes on a device complaining about missing packages. products: [ .library( name: "AppGateway", + type: .dynamic, targets: ["AppGateway"]), ], Something is really different in Xcode 27 with the way it links packages and creates my app - a linker bug? I don't know if there is an ancient build setting that might be triggering this? Our app is really old. v1 was created in 2010. We just recently moved to a SceneUI delegate setup. I really don't know what would be a good next step for me to figure this one out. I am happy to use a DTS or create a Feedback if I thought it would help me get forward progress on this? Help?
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3
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86
Activity
2d
Problems using Anthropic Agent in Xcode 27 beta 2
I signed in to Xcode using my Anthropic credentials. When I attempt to start a new conversation the text box is not enabled and I see a message related to Codex..
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Url Cache
Hi all, I have implemented a feature in my iOS application which checks the latest version available on App Store and if there is new update available it shows Pop to update the app. I am using this url for checki https://itunes.apple.com/lookup?bundleId= Issue: For some users this url returns old cached data which is previous version although new version is already live and i have verified this url directly via PostMan or other IDE.
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xCode crashes after update to 26.5
After updating to Xcode 26.5 Xcode crashes when I try to open my project. Directly before update everything was fine... Not using Beta-Software.. only stable versions What can I do? Will there be an update fixing this bug? `Application Specific Information: abort() called Application Specific Signatures: NSInternalInconsistencyException Application Specific Backtrace 0: 0 CoreFoundation 0x0000000186e711c0 __exceptionPreprocess + 176 1 DVTFoundation 0x000000010578a20c DVTFailureHintExceptionPreprocessor + 388 2 libobjc.A.dylib 0x00000001868fa91c objc_exception_throw + 88 3 Foundation 0x000000018868f498 -[NSFileWrapper regularFileContents] + 436 4 IDEStoreKitCore 0x000000030e002b20 $s15IDEStoreKitCore0aB13ConfigurationC4FileV17configurationData10Foundation0G0Vvg + 440 5 IDEStoreKitCore 0x000000030e001da0 $s15IDEStoreKitCore0aB13ConfigurationC13configuration3forACSo13NSFileWrapperC_tKFZ + 304 6 IDEStoreKitCore 0x000000030e003b0c $s15IDEStoreKitCore0aB13ConfigurationC13configuration2atAC10Foundation3URLV_tKFZ + 148 7 IDEStoreKitEditor 0x000000030e792ecc $s17IDEStoreKitEditor0aB20TextFragmentProviderC12generateSeed3for17completionHandlerySo11DVTFilePathC_ySo07IDETextefH0_pSg_s5Error_pSgtctFZ06$sSo27nefh28_pSgSo7NSErrorCSgIeyByy_ABs5o2_pR8Ieggg_TRAJSo0T0CSgIeyByy_Tf1ncn_nTf4ndg_n + 152 8 IDEStoreKitEditor 0x000000030e7922fc $s17IDEStoreKitEditor0aB20TextFragmentProviderC12generateSeed3for17completionHandlerySo11DVTFilePathC_ySo07IDETextefH0_pSg_s5Error_pSgtctFZTo + 52 9 IDEFoundation 0x000000010c922318 __113+[IDETextFragmentIndex runProvider:forFilePath:explicitFileDataType:initialTimestamp:priority:completionHandler:]_block_invoke + 204 10 DVTFoundation 0x00000001058a0638 __51-[DVTThrottledConcurrentQueue processQueueIfNeeded]_block_invoke + 80 11 DVTFoundation 0x0000000105892bd0 DVT_CALLING_CLIENT_BLOCK + 16 12 DVTFoundation 0x0000000105893548 __DVTDispatchAsync_block_invoke + 152 13 libdispatch.dylib 0x0000000186b8aa28 _dispatch_call_block_and_release + 32 14 libdispatch.dylib 0x0000000186ba44b0 _dispatch_client_callout + 16 15 libdispatch.dylib 0x0000000186b8f1c8 _dispatch_continuation_pop + 596 16 libdispatch.dylib 0x0000000186b8e844 _dispatch_async_redirect_invoke + 580 17 libdispatch.dylib 0x0000000186b9c980 _dispatch_root_queue_drain + 360 18 libdispatch.dylib 0x0000000186b9d120 _dispatch_worker_thread2 + 184 19 libsystem_pthread.dylib 0x0000000186d41e84 _pthread_wqthread + 232 20 libsystem_pthread.dylib 0x0000000186d40c10 start_wqthread + 8`
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AppIntents and String catalog: how can we support both singular and plural forms for TypeDisplayRepresentation (used by DeleteIntent in the Shortcuts app for example)
Hello, I’m implementing the AppIntents framework in my app. I want to translate the TypeDisplayRepresentation that is used in the Shortcuts app UI like in a DeleteIntent (see my feedback about this: FB23451186 for more context). In the “Accelerating app interactions with App Intents” sample code we can see that this is done using a .stringsdict file, as follows for the “Trail” key (singular and plural): <key>Trail</key> <dict> <key>NSStringLocalizedFormatKey</key> <string>%#@VARIABLE@</string> <key>VARIABLE</key> <dict> <key>NSStringFormatSpecTypeKey</key> <string>NSStringPluralRuleType</string> <key>one</key> <string>Trail</string> <key>other</key> <string>Trails</string> </dict> </dict> I want to use a String catalog instead of a .stringsdict file because all my strings are in a String catalog. I tried to migrate the AppIntents.stringsdict file manually but it failed with an error: “An error occurred when migrating AppIntentsSampleApp/Resources/AppIntents.stringsdict: This stringsdict cannot be migrated: Missing required key 'NSStringFormatValueTypeKey' inside 'Trail' -> 'VARIABLE’” So I manually added a NSStringFormatValueTypeKey like this in the .stringsdict file: <key>Trail</key> <dict> <key>NSStringLocalizedFormatKey</key> <string>%#@VARIABLE@</string> <key>VARIABLE</key> <dict> <key>NSStringFormatSpecTypeKey</key> <string>NSStringPluralRuleType</string> <key>NSStringFormatValueTypeKey</key> <string>lld</string> <key>one</key> <string>Trail</string> <key>other</key> <string>Trails</string> </dict> </dict> And then I’ve been able to migrate the .stringsdict file into a String catalog. The string catalog looks like this after migration: "Trail" : { "extractionState" : "stale", "localizations" : { "en" : { "stringUnit" : { "state" : "translated", "value" : "%#@VARIABLE@" }, "substitutions" : { "VARIABLE" : { "formatSpecifier" : "lld", "variations" : { "plural" : { "one" : { "stringUnit" : { "state" : "translated", "value" : "Trail (Catalog)" } }, "other" : { "stringUnit" : { "state" : "translated", "value" : "Trails (Catalog)" } } } } } } } } This works, which is nice. But I tried to reproduce the same result by having a %#@VARIABLE@ in my LocalizedStringResource defaultValue like this: TypeDisplayRepresentation( name: LocalizedStringResource( "Flower", defaultValue: "%#@VARIABLE@", table: "AppIntents" ), numericFormat: LocalizedStringResource( "\(placeholder: .int) flower", table: "AppIntents" ) ) But the String catalog doesn’t support that apparently, I can’t get a “substitution” object in my catalog, so I have to manually do it using the source code which is not ideal and painful. Is there a way to support this kind of substitution with no actual plural token in the string as we can see for the %#@VARIABLE@ for Trail? Thank you, Regards, Axel
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Default Actor Isolation - MainActor conflicts with Sendable
In Xcode project > Build Settings > Swift Compiler - Concurrency. When we have those settings : Approachable Concurrency - Yes Default Actor Isolation - MainActor A sendable struct without @Actor annotation will be stuck to @MainActor. But if we have a sendable struct, by principle, it should be used across Actors. To remediate the situation, we had to prefix the struct with nonisolated keyword. The setting "Default Actor Isolation - MainActor" should not add @MainActor to Sendables. Problem describe in : FB23264607
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192
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Unable to enter text in TextField - SwiftUI preview
I'm trying out Xcode 12 (beta) and encountered an issue with TextField when viewing it in a live Preview. Although the view is interactive (scrolling vertically seems to be OK) and a cursor appears in the TextField view when it is clicked on, keyboard input is ignored. The same code works as expected in Xcode 11.5. Simulator in both 11.5 and 12 exhibits expected behaviour. Is this a bug? I know there is an issue with interactivity in Preview with multiple views inside PreviewProvider but I'd assumed this is if you'd added multiple Views to the same body of this struct.
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Please provide the power of autocompletion similar to VSCode and alike editors
AI agentic coding is great, but it drifts away from the good practices and good code. Sometimes I am writing code while thinking what exactly to write, exploring the architecture solution, the data flow, not the technology, so making a prompt is not the best use case. I am doing iOS development in VSCode since preview version of Copilot launched, the auto-completions that AI provides IS the greatest tool a developer can have Please 🙏 prioritize the unimaginable good auto-completion that only Apple can provide, so that we can auto-complete function implementation, class implementation, multiple lines of comments in a fraction of a second
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