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Mountain Lion won't boot after restart (SSD problem?)

Hey, I just installed ML on my OCZ Octane SSD, everything went ok, finally the setup assistant requested reboot which is what I did. However, it got stuck while rebooting and now I can only see flashing question mark icon and ML won't boot at all. The only thing I can do is to boot up in safe mode. I guess that the problem is my SSD (indilinx controller) which ML can't handle (it ran on Lion just fine). Does anyone have the same experience? Any clue how to resolve this? Thank you.

MacBook Pro, OS X Mountain Lion

Posted on Jul 25, 2012 10:38 PM

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50 replies

Jul 26, 2012 9:15 PM in response to Jimbo in Japan

I have the same issue with a Macbook 5,1 late 2008 and OCZ Octane S2 128GB.

I had to revert to 10.7 from a Time Machine bakcup.

I found out that there is indeed an issue with the indilinx controller SSDs and OCZ are working on it, but there is no resolution in sight yet.

Follow the progress on this thread: http://www.ocztechnologyforum.com/forum/showthread.php?103522-Mountain-Lion-Boot -issues

Jul 31, 2012 5:32 AM in response to jjx_

Surely, this must be considered a problem with the OS, I have this problem and prior to the upgrade to Moutain Lion it (the SSD) was working faultlessly. I don't quite see how if it was working under Lion and it is not now, how OCZ could be held responsible. The hardware hasn't changed, the Firmware also remains untouched, the only common denominator is the OS, so it would be relatively logical to conclude that something in the OS has been broken.


Sometimes ML boots in after a hard reset, other times I have to do a complete re-install, and then Cmd-Alt-P-R to get it to work and even that is hit and miss. I lost 4 hours work time yesterday trying to get my 2011 MBP working again.


To be frank I'm not a particularly happy bunny.

Jul 31, 2012 9:05 AM in response to Binitbob

I'm fairly confident it's not an OCZ issue as I'm having the same problem with my upgraded drive, which is a standard platter drive.


The frustrating part is that this issue was posted back with the developer releases and wasn't addressed. Maybe I'm biased because this one affects me, but I feel like a bug that basically bricks the user's machine and leaves them with no way to downgrade is a bit of a showstopper.

Aug 1, 2012 11:35 AM in response to PaulM_FTS

Although this sounds similar, I'm sure if this was graphics related there would be even more folks affected. Or considerably more vocal about it anyway.


When I booted in verbose mode, the system just couldn't find a hdd to boot from so not instantly obvious that it is a graphics issue. That being said the first time I had to re-boot was because the display produced random blocks of colour over the screen when swooping from a parallels virtual machine in full screen to my regular OSX desktop. Hasn't done it since though.

Aug 1, 2012 5:59 PM in response to jjx_

I've confirmed with OCZ that there is a firmware issue with Mountain Lion and they are working on a fix as of July 31, 2012.


No word from them yet, other than the official statement.


I too had an issue with my Octane booting once after install, then never booting again. Had to to a TM restore, back on Lion till this is resolved. Kind of frustrating, but there must have been a low level system change that affected things.


http://www.ocztechnologyforum.com/forum/showthread.php?103700-Mountain-Lion-and- OCZ-Octane-Petrol-and-Octane-S2-SSD-s

Aug 2, 2012 10:38 AM in response to bcirulis

Is it a 2008 Alunimum Mac Book? The reason I ask this is that unless it is either a late 2008 Aluminum Mac Book or a 2008 Mac Book Pro, it is not supported by Apple for Mountain Lion. A regular Non-Alunimum, Non-Pro Mac Book needs to be Early 2009 or newer. P.S. This question is not aimed at the origional poster of this question who said he has a 2011 Alunimum Mac Book Pro, and I apologize if he thought that I was aiming this question at him.

Mountain Lion won't boot after restart (SSD problem?)

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