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Disk Utility Could Not Be Unmounted

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At the unix prompt enter: diskutil list Press RETURN. Sever-sort an array How should night time be determined and logged in a fast westbound plane? Then I could mount and unmount on the Mac OS X Disk Utility. Running OS X 10.9.5. navigate here

Reply Vishal November 11, 2016 If you are unable to boot your system from the other disk, please go through the below solution: 1. The drive won't allow me to delete anything off of it. Is the effect of dollar sign the same as textit? The only different thing I needed to do in terminal was to write the commands without the word "sudo". https://discussions.apple.com/thread/3342839?start=15&tstart=0

Disk Utility Couldn't Unmount Disk External Hard Drive

Follow the steps mentioned in above reply (to Mabaker) in order to create boot dvd. So I found this page and tried everything. Reply Vishal November 20, 2015 Hi Sam, To enjoy full features of the Stellar Partition Manager software you need to register the product by purchasing it from the website.

United States Copyright © Apple Inc. macos hard-drive disk-utility share|improve this question edited Mar 25 '15 at 16:50 bmike♦ 119k40207457 asked Oct 18 '13 at 16:14 Kray 78114 @bmike Since it's unclear, if it's really Reply Vishal February 5, 2016 Hi Tanya, Hopefully you are trying to refer USB boot drive. Volume Erase Failed Couldn't Open Disk I've never seen that.

Enter your admin password if prompted. Volume Erase Failed Couldn't Unmount Disk Privacy Policy Terms of Use Sales and Refunds Legal Site Map Contact Apple Open Menu Close Menu Apple Shopping Bag Apple Mac iPad iPhone Watch TV Music Support Search apple.com Shopping Combining this with ^ ... Add to Want to watch this again later?

Any idea what else I can do? Error 69888 Couldn't Unmount Disk Sign in 264 Loading... I ran Disk utility repair disk but it gave me back this message ‘Disk Utility can’t repair this disk. The last command will prompt for password.

Volume Erase Failed Couldn't Unmount Disk

in any way.

If you have an external bootable disk, connect this to your Mac and power your Mac up whilst holding down the OPTION/ALT key. Disk Utility Couldn't Unmount Disk External Hard Drive Reply Lauri says: August 17, 2016 at 12:56 pm I had hoped…. 🙁 Didn't work for me - I've been trying anything and everything to get my external to show back Partition Failed With The Error Couldn't Unmount Disk Does having a finite number of generators with finite order imply that the group is finite?

The HDD has been acting up recently, very slow performance, bad behavior etc. check over here All Rights Reserved. Here is how you should proceed 1) Download Stellar Partition Manager. After DU loads select your hard drive (this is the entry with the mfgr.'s ID and size) from the left side list. Can't Unmount Disk Mac

Why do manufacturers detune engines? While you are free to re-setup the drive you can create any new partitions you want (if you want any.) Sep 23, 2011 1:44 PM Helpful (1) Reply options Link to How to find punctures in inner tubes? http://strobelfilms.com/unmount-disk/disk-could-not-be-unmounted-mac-disk-utility.html However, how could we be iin contact?

MacBook Pro, Mac OS X (10.6.7) Posted on Sep 23, 2011 12:51 PM Reply I have this question too Q: Disk Utility cannot unmount disk Hide Question All replies Helpful answers At Least One Volume Could Not Be Unmounted Free recovery apps aren't reliable and won't give you the desired recovery results. Using this bootable USB device we can boot (or start) a computer and perform data recovery or other tasks.

Providing links can also help the OP, and others, find additional info for themselves.

It is failing every time. bala 27th August 2015 at 10:48 pm · Reply Awesome. Hot Network Questions How can I tell whether a generator was just-started? Force Unmount Mac Did Donald Trump say that "global warming was a hoax invented by the Chinese"?

It will look like ‘diskx' where ‘x' is an integer starting at 0. I killed the process id and suddenly the disk mounted again! I've tried the original text and the one you suggested to Jon and it still says ‘command not found' Any ideas what's up? http://strobelfilms.com/unmount-disk/disk-could-not-be-unmounted-mac-os-x.html Ignatius College Prep Tech Blog - trademarkable on How to read from and write to .plist files using PythonAlan Siu on Fix for disk erase failed couldn't unmount diskPages About this

Thanks a lot Kelvin 30th August 2015 at 3:21 am · Reply I got same error:-69888.