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Disk erase failed could not unmount disk
Disk erase failed could not unmount disk




disk erase failed could not unmount disk

I used Disk Utility Erase and selected Mac OS Extended (Journaled).

disk erase failed could not unmount disk disk erase failed could not unmount disk

So I might be able to use it as a kind of read-only, manual backup of my Macs startup drive from the day I got it until last week - if the Finder sees it next time I connect it. Format Wd Passport Couldnt Unmount Disk Manual Backup Of Is there a way out of this As for the Toshiba drive, I did in fact copy a test file successfully from the Toshiba drive to my Desktop. I tried to mount the WD drive, but I got this: So I tried to repair the WD and got this: Because I now seem to have access to the files on the Toshiba HD again but not to those on the WD, I tried to Erase the WD and got this: I tried to Eject the WD from Disk Utility, with this result: So I now can do nothing with the new WD drive. This, however is what I got: I checked Finder, and sure enough, that Toshiba HD (my original Time Machine drive) is shown - but not the WD drive (newly purchased for this purpose). Then I came here to check on my query and found your reply, for which I thank you. It said that Disk Utility could not repair the disk, that I could read and copy the files on the disk but could not write to the disk - and something else that I forget but that was not new. Post the screen shot in a Reply using the camera icon or you can drag the screen shot into a reply. One was brand new, purchased for this purpose.). Format Wd Passport Couldnt Unmount Disk Manual Backup Of.






Disk erase failed could not unmount disk