![]() Recreating the FileVault volume is necessary. ![]() I selectively copied user folders one thumbstick at a time, but if you have a large enough USB drive attached then just do a tar czpf /Volumes/usb/Users-backup.tgz /Users to get a copy of the entire /Users folder in tar-gzip format. I bought DiskWarrior months ago when I read a very favorable review and decided that it is an invaluable. Use mount_msdos instead of mount_hfs if you formatted it for non-Mac use. Mine was /dev/disk2s2, so mount_hfs /dev/disk2s2 /Volumes/usb and I had a way to copy files off. Run mount -uw / & mkdir /Volumes/usb, then plug the USB in and do ls /dev/disk* to find the name. I was able to get my files off this way using a connected USB drive. Perhaps this is because no fsck is being run, I'm not sure. Apparently single-user mode bypasses whatever filesystem check is failing when an error unlocking occurs. ![]() The encrypted volume that would otherwise fail to mount with Disk Utility or 'diskutil coreStorage unlockVolume' will be already mounted in your Unix shell. You'll have to pick a user and enter your password, then it'll drop you to command line. How to Create a Mac OS X USB Boot Drive in Recovery Mode Watch on 1) Launch Disk Utility 2) Click Burn (upper left) 3) Navigate to and select DiskWarrior 4.4 Boot.cdr file (do not drag and drop) 4) Click CHOOSE or BURN 5) Insert disk when prompted and BURN Boot Put your DiskWarrior DVD into the drive and reboot. I was finally able to get at my files by booting up in single-user mode. To boot from the DiskWarrior flash drive on a newer Mac, you need to boot to your Recovery partition and then run a Terminal command to launch the software. You can also boot your computer from the Disk Warrior CD and run it from. It was a corrupted FileVault volume no doubt. When i connected via usb direct i could see the folders as they should be. DiskWarrior indicated it was a 'disk hardware failure'. Disk Utility gave me an error 'Invalid thread record' or something like that. ![]() I tried Recovery Mode, Target Disk Mode, fsck_hfs, and DiskWarrior with no luck. Just had this happen to me, error -69842 on a FileVault encrypted mid-2013 MacBook Air, and I spent a fair bit of time on it the last few days. ![]()
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