Mountain Lion Preview 3 available now to developers

Apple has released Mountain Lion Developer Preview 3 to Mac Developers. So go get downloading and seed notes after the break!

[Mac Developer Center]


Architecture Requirements
The OS X Mountain Lion Developer Preview supports the following Macs:
• iMac (Mid 2007 or later)
• MacBook (13-inch Aluminum, Late 2008), (13-inch, Early 2009 or later)
• MacBook Pro (13-inch, Mid-2009 or later), (15-inch, Mid/Late 2007 or later), (17-inch, Late 2007 or later) • MacBook Air (Late 2008 or later)
• Mac Mini (Early 2009 or later) • Mac Pro (Early 2008 or later)
Known Issues
– 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. 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.
– Installing OS X 10.8 over 10.7.2 or earlier with FileVault turned on may fail
– Pre-Lion FileVault user accounts are not supported in this Developer Preview
– Some Apple menu items such as Restart may not work when a sandboxed app is in the foreground – iTunes no longer syncs Notes
– Mail’s photo browser cannot access the iPhoto library
– Back to My Mac doesn’t work for the first 5 minutes after rebooting
– DVD Player may not launch after inserting a DVD on some systems – Most help topics are unavailable in this Developer Preview
– In the Recovery HD:
– Some icons may be missing
– Network Utility’s Lookup pane does not work
– Time Machine restoration via a AFP share does not work
– Restoring from a Time Machine backup via AFP does not work
– Migration from a Time Machine backup that excludes paths such as /System may yield an unusable system
– Brightness settings may change unexpectedly after reboot
– Display brightness may be dim after sleep or reboot
– If Mail is hidden at logout time, it may not be correctly relaunched during a subsequent login but will appear to be running – Java applets may not work in Safari
– QuickTime screen recordings may produce corrupted videos or cause an exception when run on machines with NVDIA graphics

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