Apple、macOS Sierra 10.12 beta 2［Build：16A239j］を開発者に公開！

Appleが、macOS Sierra 10.12 beta 2［Build：16A239j］を開発者に公開しています。リリースノートには以下の記載があります。

Fixed in this release
About This Mac
In the Storage Management window, QuickLook may bring up an empty preview.
Size information for the System and iTunes categories in the sidebar of Storage Management window
may be incorrect or show the progress indicator indefinitely.
Sometimes the numbers in About This Mac storage meter add up to be greater than the volume size.
Aperture
On systems with AMD graphics, when using the clone stamp Aperture quits unexpectedly.
Slo-mo videos play at normal speed.
Importing Live Photos into iPhoto and Aperture will cause the loss of the video portion of Live Photos.
Apple Pay
Starting an Apple Pay for Web session on Mac will result in an empty payment sheet being presented if
iPhone doesn’t have a payment card provisioned.
When billing address is required, the handoff sheet on iPhone requires Touch ID even though Touch ID is
not enabled on that iPhone.
App Store
App updates and re-download of apps may not work.
CloudKit
Saving a child record with its parent property set to nil can sometimes fail.
Developer ID apps that are provisioned for CloudKit will quit unexpectedly when launched outside of
Xcode.
Contacts
Non-Apple applications will not be able to access AddressBook or Contacts data sourced from serverbased
accounts. To work around this issue, sign out of iCloud and copy desired contacts into the On My
Mac group.
Fonts
Some document fonts will not download automatically for Simplified and Traditional Chinese users.
Find My Mac
Users are unable to play a sound or locate their Mac after remotely locking or wiping it via Find My
iPhone app or on www.iCloud.com. The Mac will show as “Offline” in both Find My iPhone app and
www.iCloud.com.
Finder
Users sharing their home directory between macOS 10.12 and OS X 10.11 may get an exception in the OS
X 10.11 Finder when opening a window in List view, because their ~/Library/Preferences/
com.apple.finder.plist has had unexpected data written to it by the macOS 10.12 Finder.
ImageIO
Saving optimized images using kCGImageDestinationOptimizeColorForSharing is not available.
iPhoto
Importing Live Photos into iPhoto and Aperture will cause the loss of the video portion of Live Photos.
Slo-mo videos play at normal speed.
Kernel Debugging
The Kernel Debug Kit is not included with Seed 1. It is included with Seed 2.
Keyboard Preferences
Text replacements may disappear.
Messages
Can’t enable/disable accounts from Messages preferences.
Networking
Apps that use UIWebView AND also implement NSURLProtocol subclasses that block threads, will see
NSURLSession and NSURLConenction load delays. This issue is specific to Seed 1 and is addressed in
Seed 2.
Notes
Deleted folders may reappear after 30 minutes.
Photos
Items in the Last import album, and user generated albums, are not removed following use of the delete
command (command + delete as well).
People are not displayed in the People Album until the app is restarted.
Faces: A person can lose their name when quitting shortly after naming a person.
Video portion of Live Photo not saved when imported from shared album.
Albums and Shared Sidebar sections are not expanded in new Library.
Upgrading Photos 1.1 library with named faces shows the People album text ‘No People Found Yet’.
Faces and Scenes are not processed.
Safari
The Web Content process may exit unexpectedly if shipping method is set to None and Shipping
Address is required.
If your Safari App Extension quits unexpectedly with a DYLD error message stating that the
libswiftSafariServices.dylib could not be loaded, do a clean build of the containing app.
Safari may quit unexpectedly when clicking into the address bar.
Workaround: Type a URL into the address bar, or wait until browsing history has completed loading.
Siri
Users who select South African English will see the Siri Language setting change back to British English.
Users will be unable to set location-based reminders using Siri.
Instead of seeing additional details when a user clicks on a list item after a Siri search for local businesses
and points of interest, nothing will happen.
SmartCards
New SmartCard support is not available in Mail and Safari.
Startup Disk Preference Pane
On OS X 10.10, macOS 10.12 volumes are not visible in the Startup Disk section of System Preferences.