Display brightness may be dim after sleep or reboot.Brightness settings may change unexpectedly after reboot.Migration from a Time Machine backup that excludes paths such as /System may yield an unusable system.Restoring from a Time Machine backup via AFP does not work.Time Machine restoration via AFP share does not work.Network Utility’s Lookup pane does not work.Most help topics are unavailable in this Developer Preview.DVD Player may not launch after inserting a DVD on some systems.Back to My Mac doesn’t work for the first 5 minutes after rebooting.

Mail’s photo browser cannot access the iPhoto library.Some Apple menu items such as Restart may not work when a sandboxed app is in the foreground.Pre-Lion FileVault user accounts are not supported in this Developer Preview.Installing OS X 10.8 over 10.7.2 or earlier with FileVault turned on may fail.You can repair the problem by holding down command-R to boot to the Recovery OS and then using Disk Utility to unlock and repair your volume. On systems with FileVault enabled, canceling the restart to the Mountain Lion Developer Preview 3 Installer may leave your system unable to present a password dialog at boot time.The web has been buzzing with complaints about this app, which does handle messages decently but creates an issue with iCloud message syncing on your iPod, iPhone or iPad (specifically, every time you send a message on OS X Messages, your iOS device notifies you with an alert, which could eventually drive you insane).Īccording to TheNextWeb, these seem to be the major issues at present: According to TheNextWeb, one of the biggest issues with the Mountain Lion beta is the Messages app, which is an OS X version of the iMessages app you’ll find on your iOS 5 equipped iOS device. If you are just such a developer, you can grab it from the Apple Developer Center with a code via the Mac App Store, as it does not automatically update from the store itself. OS X 10.8, code named Mountain Lion, has hit another milestone with a third developer release being seeded today among (wait for it…) developers.

Iphoto for mac 10.8 5