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Core i7 15" MacBook Pro not rebooting or shutting down

Hi All,


My MacBook Pro will not shut down or reboot properly - it sits at the gray screen with the spinning circle.


I have tried resetting the SMC but to no avail and I have to turn off by holding down the power switch.


This has just become more of an issue as I want to install the new SMC firmware update but can't as the machine won't reboot after the update is unpacked and hard rebooting via the power switch cancels the update.


I am running OSX 10.8.2. Any ideas?



Steve

MacBook Pro, OS X Mountain Lion (10.8.2)

Posted on Feb 23, 2013 4:59 AM

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Core i7 15" MacBook Pro not rebooting or shutting down

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