Explore the intersection of business and app development. Discuss topics like device management, education, and resources for aspiring app developers.

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Enterprise App Crashes on Launch on iOS 18.3.2
We have an office application used internally within our enterprise. The Provisioning Profiles (PP) for the app were about to expire, so we updated the PP and released a new version. However, we've encountered an issue where some users did not update their phones in time. After the app expired, they found it unusable and downloaded the new version, but the newly downloaded app also crashes on launch. Restarting the phone does not resolve the issue, and this primarily occurs on iOS 18.3.2. What could be the cause of this problem, and how should we address it?
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484
Apr ’25
Unable to renew Apple Developer subscription using managed Apple Account
We use managed Apple accounts for all users in our environment. One of these accounts is associated with an App Store app. Currently the developer console has a banner that says: "There's no credit/debit card on the Apple Online Store associated with your Apple ID to auto-renew your membership." This account, as well as my own admin account, are unable to add a payment method to our Apple account. We're missing the "Payments & Shipping" button on the Manage Account page. How can we renew our developer subscription to keep our app on the App Store? It's critical for us that the account that owns this app is managed. TIA
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Oct ’24
iOS 18.3.2 Enterprise App Crashes on Launch - SecKeyVerifySignature Failed
We are encountering a critical issue where an enterprise-signed iOS app crashes immediately after installation on devices running iOS 18.3.2 (22D82). The same app runs fine on other iOS versions (including iOS 18.3.1 and earlier). Issue Summary: After upgrading to iOS 18.3.2, users are unable to launch our enterprise app (Bundle ID: com.kt.MobileDRM). The app installs successfully but crashes immediately upon launch. This issue occurs only on iOS 18.3.2, not on earlier versions or other iPadOS/iOS devices. System Log Snippet: SecKeyVerifySignature failed: Error Domain=NSOSStatusErrorDomain Code=-50 "rsa_pub_crypt failed, ccerr=-7" UserInfo={numberOfErrorsDeep=0, NSDescription=rsa_pub_crypt failed, ccerr=-7} Additional Info: The app is signed with a valid enterprise certificate. No changes were made to the app binary or signing configuration before this issue started. We are not using an IPS file. A similar app (different bundle ID) shows the same behavior on iPadOS 18.3.2 but runs fine on other versions. Questions: Has there been a change in iOS 18.3.2 that affects enterprise certificate validation? Does ccerr=-7 indicate a cryptographic change or stricter signature verification? Are there updated requirements or provisioning profile constraints we should be aware of for iOS 18.3.2? We would greatly appreciate any insights or official guidance regarding this issue. Thank you!
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634
Apr ’25
Managed Apple ID - Testflight not useable
Hi, I run a midsize business. Apple recommends for company owned devices and for other reasons to use Apple Business managed Apple IDs for the employees. After that, you have to use a MDM System for e.g. deploying apps and licenses. Testflight is an app that can be deployed too. But....Testflight can not more than to say "Hello" on a managed device. The use of Testflight and to test our developed apps is not possible with a managed ID. Can anyone explain to me this thinking or what is recommended than. Setting up a private Apple ID for that purpose...which on the other hand, Apple do not want or does not recommend.
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1.7k
Sep ’24
app crashes, but it works normally when another app is installed through MDM.
We install two in-house apps. The first app is installed using the standard in-house method, while the second app is installed via MDM commands. Both apps share the same Team ID and use Keychain sharing to exchange data. However, when the MDM profile is deleted and the second app is removed, the first app intermittently encounters issues and does not function properly. However, when the MDM mobileconfig is reinstalled and the second app is installed again, the first app that was not functioning starts working properly. We have thoroughly reviewed the logs but have not been able to find a solution. Your assistance would be greatly appreciated. We have extracted and attached the device logs that were generated during the error occurrence. log.log
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141
Jun ’25
After iOS 18.2, a small number of users experienced crashes when opening the enterprise app.
10:17:34.335397+0900 Process SpringBoard Bootstrapping failed for <FBApplicationProcess: 0x4d8eca700; app<com.a.b.c>:> with error: <NSError: 0x300a3d1d0; domain: RBSRequestErrorDomain; code: 5; "Launch failed."> { NSUnderlyingError = <NSError: 0x300a54090; domain: NSPOSIXErrorDomain; code: 85> { NSLocalizedDescription = Launchd job spawn failed; }; }
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Apr ’25
Enterprise App Crashes on iPad Pro (4th Gen, 11") When Installed via Web
Hi, I’m an enterprise developer, and we distribute our internal iOS app through a direct download link on our company website (not via App Store or TestFlight). The app is properly signed and works fine on most devices including iPhones and regular iPads. However, on iPad Pro 11-inch (4th generation), the app crashes immediately upon launch when installed via the website. Interestingly, if we install the exact same app via Xcode, it runs without issue on the same device. We also tested a third-party enterprise app called "Taipei On", and it showed the same crash behavior when installed via direct web download on the same iPad model. This leads us to believe the issue may be more widespread or specific to this iPad Pro model or recent iOS versions. Furthermore, some of our users with iPhone 15 devices have started experiencing similar crashes recently, even though they had no issues before. Is this a known issue related to enterprise app distribution or IPA installation behavior on certain devices? Any advice or insight from the Apple team or other developers would be appreciated. Thanks!
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May ’25
BUG: "Submit" button not working on Careers site / life critical for many people
this issue is posted on Community multiple times. I am here out of desperation after opening a case on IT support. when a user fills out their application, uploads resume - all of that info is saved. however, when you click "submit," the button does not work. I (along w/tons of other ppl) have tried all the usual remedies: clear cache, try different browsers, try different networks, try different devices - NOTHING WORKS. this is maddening b/c it is affecting my life and career. this is an urgent need. it is also disappointing that there is no tech support for the Careers site! this was confirmed by IT support today, they could not find anything and sent me here instead. please help! I was an apple contractor last year and want to come back but can't even submit my application.
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131
May ’25
The App's expiry date earlier than the expiry date of Provisioning Profile
We have created provisioning profile from apple developer account for our iPadOS app, the expiry date shown in the profile is 20-Aug-2026. However, when when I build the app with this provisional profile the expiry date shown in the app is 6-May-2026. My Certification expires on 2027. I see a embeded.mobileprovision profile inside the app, and it has an expiry of 6-May-2026. I did a clean build, cleared unnecessary profiles from profile folder, created a new provisional profile and tried, but nothing seems help. We have a few apps, and no other app has this issue, only those two apps have this issue. As the expiry date the shorten, we also need to special handle these two apps, Will you please help me to resolve this issue? Thanks.
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3w
Apps installed on child device is not showing on Parent Device
I am creating a prototype with the new Screen Time API introduced by Apple. The issue I am facing is, Applications installed in child device is not showing in parent device with FamilyActivityPicker. It is showing in Child device and apps can be shielded from child's device. Can some one describe, how to list the apps in parent's device. Both Device are running in iOS 15.3. Both falls in same family group Child is under 13 yrs old Screen Time enabled in both device and parent device can see child in Screen Time.
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1.2k
Feb ’25
External Data Use for Swift Student Challenge
Hello, Although the Swift Student Challenge for 2025 has not yet been announced and is not officially taking place, I have a question regarding last year’s rules in the Swift Student Challenge. This is, of course, assuming the rules will be similar if the challenge runs again next year. I am interested in utilizing CreateML to design a text classifier model. Given the substantial amount of data required for machine learning, am I allowed to outsource data from open-source libraries and/or social media platforms, provided that these resources abide by their terms of service? My primary concern is if I must create my own data as that will be time-consuming and more biased. Thank you, Jesse
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731
Oct ’24
Completely new to programming, looking for resources.
Hello Everyone, I am completely new to programming, I have played with the Playgrounds app and I understand how some of the basic concepts work, however when going through "A Swift Tour" on developer.apple.com I struggle to understand a lot of the concepts presented. Are there any resources that someone can recommend so I can continue to learn? I tried just watching the video and searching the things I didn't understand, but I don't think I am learning much this way.
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692
Nov ’24
App versions delivered via Intune crash on my device but work on others at my organization, possibly due to being denylisted.
I have an in house application that I develop for my company. The application requires our corporate MDM profile is installed on the phone. I recently got a new phone and our corporate IT team installed the MDM profile and the Comp Portal application for me to manage our corporate applications. I installed the application through the Comp Portal. It crashes right away when I launch the application and I see this error message in the Console when connected to the phone: "SpringBoard Snapshot generation request for bundleID: com.mycompany.mygroup.appName rejected due to the app being denylisted." I see other errors from runningboardd about failing to spawn the job and SpringBoard Bootstrapping failed for &lt;FBApplicationProcess: 0x510affd80; app&lt;com.mycompany.mygroup.appName&gt;:&gt; with error: &lt;NSError: 0x301e60090; domain: RBSRequestErrorDomain; code: 5; "Launch failed."&gt; I can launch a development version of the application with no problem by connecting the USB cable from my machine to my device and running through XCode. Other people have no problems launching the application. I compared all the certificates in the management profile with another device where the application does not crash and there are identical. We checked a number of settings on the devices to see if there could be something preventing the application from running but found nothing. We reset all settings and deleted and reinstalled the application with rebooting to see if perhaps it was an incomplete installation. Our IT folks want to wipe the phone and start over but I have little confidence that will fix the issue since we don't know the root cause. I am concerned that one of my Stakeholders might have the same issue if they get a new device. This application worked fine on my old phone. Device: iPhone 16 Pro Max iOS version: 18.2.1 Any ideas on next steps to troubleshoot this issue? How can I figure out the cause of the denylisting?
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538
Jan ’25
MDM InstallProfile Custom Configuration profile unsigned
The MDM was installed correctly and other commands are working fine. I have tried to send the InstallProfile with custom configuration to the device, but it was displayed as not signed. How to sign the payload for InstallProfile command and where it should be included in the payload / command? The payload I sent to a mac with MDM installed: <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> <plist version="1.0"> <dict> <key>Payload</key> <data> BASE64_HERE </data> <key>RequestType</key> <string>InstallProfile</string> </dict> </plist> Decoded base64 from the payload above was: <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> <plist version="1.0"> <dict> <key>PayloadContent</key> <array> <dict> <key>PayloadContent</key> <dict> <key>com.example.myapp</key> <dict> <key>test_key</key> <string>test_value</string> </dict> </dict> <key>PayloadDisplayName</key> <string>My App Configuration</string> <key>PayloadIdentifier</key> <string>com.org_name.mdm.profile.uq_id_here</string> <key>PayloadType</key> <string>com.apple.ManagedClient.preferences</string> <key>PayloadUUID</key> <string>UUID4 HERE</string> <key>PayloadVersion</key> <integer>1</integer> </dict> </array> <key>PayloadDisplayName</key> <string>App Configuration Profile</string> <key>PayloadIdentifier</key> <string>com.example.myapp.config</string> <key>PayloadOrganization</key> <string>ORG NAME</string> <key>PayloadType</key> <string>Configuration</string> <key>PayloadUUID</key> <string>ANOTHER UUID4 HERE</string> <key>PayloadVersion</key> <integer>1</integer> </dict> </plist> System logs from Device: [*] Processing server request: InstallProfile for: <Device> [ERROR] System keychain reported it is unavailable but will proceed as if it is. [*] === CPF_InstallProfile === com.example.myapp.config (user: <Computer>) (source: 'MDM') [*] >>>>> Sending HTTP request (PUT) [Acknowledged(InstallProfile) [*] <<<<< Received HTTP response (200) [Acknowledged(InstallProfile) [*] Processing server request: ProfileList for: <Device> [*] >>>>> Sending HTTP request (PUT) [Acknowledged(ProfileList) [*] <<<<< Received HTTP response (200) [Acknowledged(ProfileList) Also the ProfileList didn't include the installed profile. Is it because it was unsigned? How it should be signed?
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608
Feb ’25
in-house app cannot be authorized with iOS 18 new authorization procedure
short version question: why some users after deleting and downloading back my in-house app, cannot start the new process for approving developer, but instead it tries to start and then crashes immediately? long question version I am maintaining an in-house distributed enterprise app. due to update in iOS 18 update here users need to trust the developer via a new procedure that involves restarting device and inserting the phone code. after thousands (more or less 30.000) of users with no issue at all, some of them has this problem, the old (expired)trust seems to be persistent and never updated. Standard events a user deletes the app via settings > general > VPN & device management or via classic persistent touch procedure checks no other presence of the app is on the device via spotlight. since it is the only app with "MyDeveloperName" on the phone, if users goe back to VPN & device management screen, no app or developer will be present. user downloads new version of the app. If taps directly on the icon there is a system alert with says the developer must be trusted. a this point in settings > general > VPN & device management you can find a line with developer name, tapping on it we find a screen where user finds a white button with BLUE message "authorize MyDeveloperName" and follows procedure. My issue is that some users get following different behavior, and I do not understand why: ❌ tapping on downloaded app icon: no alert, but app tries to start then crashes. ❌ going in VPN & device management screen there is only RED write button "delete app" in both paths, working and not working, the app results "verified" in VPN & device management screen (Apple says old authorizations are preserved.)
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1.5k
Apr ’25
IOS 18.3.2(22D82) Enterprise signature installation package crashes
Recently, we have encountered some users who have been unable to open the enterprise signature application after upgrading to version 18.3.2, without an IPS file. Through system logs, we found that signature verification has occurred SecKeyVerifySignature failed: Error Domain=NSOSStatusErrorDomain Code=-50 "rsa_pub_crypt failed, ccerr=-7" UserInfo={numberOfErrorsDeep=0, NSDescription=rsa_pub_crypt failed, ccerr=-7} Waiting for the information, I will provide the obtained system logs below. The application package name that crashed is com. mobile. moa aa.txt new
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173
Apr ’25
App Profile Expires Earlier than Provisional Profile
I created a provisional profile from apple developer portal for my iOS app. The expiry date shown in the profile is 21-April 2026. However, when I build the app with this provisional profile the expiry date shown in the app is 11 Dec, 2025. My iOS distribution certificate expires only in November 2026. I see a embeded.mobileprovision profile inside the app, and it has an expiry of 11-Dec-2025. I did a clean build,, cleared unnecessary profiles from profile folder, created a new provisional profile and tried, but nothing seems help. We have a few apps, and no other app has this issue. We do annual release of all apps together for provisional profile renewal. As this app expiry is different, it will cause lot of difficulty for us next year. Will you please help me to resolve this issue? Thanks.
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115
Apr ’25
virtual meeting extension
Hello, I have implemented my virtual meeting extension and my application shows no issues in the calendar application, with a join button displayed. Everything is great!. However, with the help of EKEventEditViewController and EKEvent instances, when creating an event from the main target of the application using EventKitUI, the event will not be displayed as a virtual meeting. I have seen that other applications like Zoom have already implemented this, and I find it difficult to find relevant documentation on how to link events created by the program to virtual meetings. How do I set an event as a meeting when I want to add it to the main program? In addition, the function in the VirtualConferenceProvider.swift file of the extension program fetchVirtualConference(identifier: EKVirtualConferenceRoomTypeIdentifier, completionHandler: @escaping (EKVirtualConferenceDescriptor?, (any Error)? )->Void) How are the parameters in this function obtained? It's impossible for every conference related link to be the same
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144
May ’25