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OS X Yosemite Beta 1: Known Issues

July 24, 2014

Get OS X Yosemite Beta

From OS X Beta Program:

Known Issues in OS X Yosemite Beta 1


  • Safari may hang when playing certain Netflix content.

iPhoto and Aperture

  • iPhoto 9.5.1 and Aperture 3.5.1 are required on OS X Yosemite. Update to these versions from the Mac App Store.
  • When entering edit mode in iPhoto, a black screen may be displayed instead of the selected photo.
  • Photo Stream and iCloud Photo Sharing may not function properly when both iPhoto and Aperture are installed.


  • The shared purchase history page on the Mac App Store is disabled for Family Sharing accounts.
  • iCloud Drive may appear empty in the Finder after first time setup. Restart to resolve this problem.


  • AirDrop may not show nearby Macs.
  • Sending files to another Mac using AirDrop may not work.

OS X Yosemite Beta 1 carries build number 14A299l, which is newer than its Developer Preview 4 with carries build number 14A298i.

OS X Yosemite Developer Preview 4 has a lot longer list of known issues.

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