Apple today released the first beta of iOS 8.1 to registered developers for testing purposes. Now keep in mind that Apple released a few days ago released iOS 8.0.2 due to bugs introduced within iOS 8.0.1. The beta arrives as build number 12B401.
Notes and Known Issues
The following issues relate to using iOS SDK 8.1 to develop code.
Document Providers
Notes
- Your app needs the iCloud entitlement to be able to be used as a document provider.
Known Issues
- After rotating document picker to landscape, the status bar is hidden.
- Upon bringing up document picker in landscape, the containing view may be shifted beneath the navigation bar.
Extensions
Notes
- Extensions need an arm64 slice to run on 64-bit devices. If you try to run the armv7 slice on a 64-bit device it won’t work.
- Apps need to have an arm64 slice if the bundle contains a framework that both the app and the app extension link against.
Fonts
The Thai system font has increased in size to improve readability.
GameController
GameController forwarding may not work.
HealthKit
Note
Code that attempts to read workout information in HealthKit may be unable to make subsequent queries to HealthKit.
If you are using HKWorkouts you should avoid reading workouts when running on iOS versions prior to 8.1 with:
Fixed in iOS 8.1 Beta
Background delivery of HealthKit data does not work as expected.
iCloud
Note
Mail handoff and AirDrop may stop working after changing your iCloud password at appleid.apple.com.
Workaround: Sign out and back into iCloud on the device.
iCloud Backup
Known Issue
After restoring from iCloud backup you may be unable to sync new music or movie content from iTunes.
iCloud Keychain
Fixed in iOS 8.1 Beta
- When logging into iCloud, a user may experience a keychain reset on their other devices that were previously in the circle.
Keyboards
Fixed in iOS 8.1 Beta
- Network access gets disabled after adding a new keyboard from the same bundle.
- Custom Keyboards may go blank after app switching.
Known Issue
3rd party keyboards may not appear in Safari, Maps or 3rd party apps on the Simulator.
Workaround: Keyboards should be testable in Calendar, Spotlight, Contacts, and Photos.
Mail
Fixed in iOS 8.1 Beta
Applying the Allow Account Modification restriction to a device with no mail accounts configured will still allow a user to create a Mail account by launching the Mail app.
Phone
Note
To activate Wi-Fi Calling functionality for T-Mobile (U.S. only), follow these steps:
- Go to Settings > Phone > Wi-Fi Calling.
- Toggle the Wi-Fi Calling switch to ON.
- If the carrier does not have the user’s registered emergency address, you will be asked to add it before the feature is activated.
Photos
Notes
-
Maintain a backup of your photo library before enabling and while using iCloud Photo Library beta by:
- Importing to your Mac using iPhoto
- Importing to your Mac using Image Capture
- Importing to your Mac using iPhoto
- iCloud Photo Library beta will not download photos and videos that were synced to your device from iTunes. Any photos and videos synced to your device from iTunes will be removed when you enable iCloud Photo Library beta.
- iPhoto for iOS will not launch on iOS 8 Beta. Launching Photos.app will migrate your iPhoto edits to the iOS 8 Photo Library. Make sure your iPhoto for iOS data is included in your device backup.
Fixed in iOS 8.1 Beta
The ability to automatically optimize device space is enabled for all accounts larger than 5GB.
Known Issues
-
If iCloud Photo Library beta is enabled, Settings -> iCloud -> Photos may crash.
Workaround: Use Settings -> Photos & Camera to manage settings for Photos.
- The ability to automatically optimize device space is enabled for all accounts larger than 5GB.
- When using iCloud Family Sharing, both iCloud Photo Sharing and My Photo Stream are enabled.
Provisioning Profiles
Known Issue
If you have upgraded to the 8.1 Beta from iOS 8 betas you may see your apps crashing due to provisioning profile issues.
Workaround:
- Connect the device via USB to your Mac
- Launch Xcode
- Choose Window -> Devices
- Right click on the device in left column, choose “Show Provisioning Profiles”
- Click on the provisioning profile in question
- Press the “-” button
- Continue to removing all affected profiles.
- Re-install the app
Speech Synthesis
Fixed in iOS 8.1 Beta
AVSpeechSynthesizer may not work.
Workaround: If you don’t hear speech in a particular language or dialect, go Settings > General > Accessibility > Speech >Voices >Language and download the Enhanced Quality voice for that language/dialect.
Stores
Fixed in iOS 8.1 Beta
Sometimes, loading certain pages or performing a search on the App Store or iTunes Store can be slow.
Wi-Fi Calling (T-Mobile US only)
Note
The carrier name in the status bar will show “T-Mobile Wi-Fi” when the device is able to make and receive Wi-Fi calls.