time machine restore breaks file vault

Running Lion GM for the last few weeks on 2011 MBP w/500 GB drive. Decided to upgrade my drive to 750 GB and used TimeMachine to restore.


Had to boot SL (since Lion update isn't bootable by default and the dmg isn't on my local laptop) to launch the full TM restore.


TM had no problem restoring and everything worked fine until I tried to encrypt using File Vault. This was working on my 500GB drive.


When I try to enable, I get the following error:

FileVault can’t be turned on for the disk “Macintosh HD”.

Some disk formats don’t support the recovery partition required by encryption. To use encryption, reinstall this version of Mac OS X on a reformatted disk.


The format I used when I created the disk was Mac OS Extended (Journaled)


After realizing I couldn't encrypt, I tried the command-R to boot the recovery partition and its gone.


So how do we do a TM restore for Lion to a clean disk?

Macbook Pro, Mac OS X (10.6.6), 8G RAM, 500G HD, i7 sandy bridge

Posted on Jul 21, 2011 7:24 AM

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20 replies

Sep 28, 2012 2:33 PM in response to timeisoftheessence

Yes, I visualized this stuff happenning; must be happening to a lot of people caught in the transition fro Snow Leopard to Lion, please see the screen shot (that's the first BLOCK), the space for legacy + New, then conversion from Leopard to Lion. I suspect there's a handful of gitches yet to come, as I found my ICloud & ITunes databases changed (I had to manually check over 1300 songs), I haven't even started the photos....User uploaded file

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time machine restore breaks file vault

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