I tried this but it still didn't work, it says "unable to unmount 1 or more part" or something like that. Why do most log files use plain text rather than a binary format? because i have teh osx running on my ssd.Click to expand... Open disc utility find my external drive , that will not un mount or partition. http://darrenmanning.com/disk-utility/disk-utility-disk-erase-failed-error-could-not-unmount-disk.html
Laden... Most Liked Posts Page 1 of 2 1 2 Next PavelT, Jan 5, 2013 PavelT macrumors member Joined: Nov 12, 2012 #1 i tried eraseing my internal hdd with disk utility You can read the following blog post on HFS drive corruption. Any other options? –stef Mar 30 '14 at 13:48 I was trying to avoid this, but it does look like trashing is the option. –Buscar웃 Mar 30 '14 at
Thank you very very much. Couldn't repair, said to reformat, but couldn't erase anything either. Fixing Disk Utility Errors via Recovery Partition If the Unable to Unmount Error is triggered by first aid or formatting a non-boot partition, you may be able to fix the error Disk Utility Erase Format Still getting those pesky disk errors?
Search for: Search Recent Posts Freeing up licenses from deactivated users in CrashPlan Using Reposado to manage cached Mac updates Setting up deferred FileVault encryption Printopia Pro unofficially supports macOS Sierra This is a good example of why it's very valuable to have a bootable USB thumb drive set up with whatever version of OS X is running on your Macs, because Reply TE says: March 26, 2016 at 9:59 am Couldn't get around this problem until I found your solution… Used diskmaker x to make an el capital boot disk then followed
Once done, you Mac will start with Yosemite and your disk drive now becomes singe partitioned.
If you have created your own bootable drive with a full system, open Disk Utility from /Applications/Utilities. Disk Utility Erase Disabled ITECHSTER 8.198 weergaven 4:13 Partition Failed How to Fix Mac - Yosemite OSX - El Capitan OSX - Mavericks OSX - Duur: 2:22. Click on the Options button, set the partition scheme to GUID then click on the OK button. ok.
This prevents Spotlight from indexing your internal disk, I have seen this before.Click to expand... http://technology.siprep.org/fix-for-disk-erase-failed-couldnt-unmount-disk/ Are You Ready? Disk Utility Disk Erase Failed With The Error Invalid Request Apple Info Site Map Hot News RSS Feeds Contact Us Copyright © Apple Inc. Disk Utility Erase Greyed Out but before i do, i heard that the internal drives on the imacs are laced with a recovery osx on them but on the motherboard.
Photos or screenshots of the issue Mac or iOS device. http://darrenmanning.com/disk-utility/disk-utility-disk-erase-failed-error.html Running Mavericks I am running Mavericks OX 10.9.1 and am trying to erase an external hard drive that has been partioned. It worked the 1st time for me, and i also had to stumble across the interweb minefield before finding this solution. To learn more about the Mac OS file system: Take Mac Support for PC and Support Essentials Disclaimer: While the author has taken care to provide our readers with accurate Disk Utility Erase Free Space
You may find these links helpful: https://www.ifixit.com/Answers/View/244571/partition+failed+wiping+volume+data+to+prevent+future+accidental+probi https://www.reddit.com/r/applehelp/comments/3v3ybd/wiping_data_to_prevent_future_accidental_probing/ Reply brian says: August 26, 2016 at 5:53 pm Awesome! permalinkembedsaveparentgive gold[–]zoelee4 0 points1 point2 points 3 months ago(0 children)THANK YOU! So much easier and clearer than anything else I read. this contact form permalinkembedsaveparentgive gold[–]porkchop_d_clown 1 point2 points3 points 9 months ago(0 children)Don't.
Note down the disk identifier. Disk Utility Erase Partition I don't know any free h.d. The HDD has been acting up recently, very slow performance, bad behavior etc.
i am currently using the external ssd osx and i just want to wipe out the internal drive so i can simply use it to store files. Taal: Nederlands Contentlocatie: Nederland Beperkte modus: Uit Geschiedenis Help Laden... Amsys will not compensate you in any way whatsoever if you ever happen to suffer a loss/inconvenience/damage because of/while making use of information in this blog. Disk Utility Erase Couldn't Unmount Disk Guidelines for Readers 5.
Seems your hard drive is corrupt and beyond the repair of Disk Utility. share|improve this answer edited Apr 22 '15 at 20:50 answered Apr 22 '15 at 20:38 Jaans Conifer Reinreb 11 1 Hi Jaans, while this link may answer the question, it This worked great. navigate here Press Ctrl+C to abort execution of the last command in a minute (it's enough to just fill the beginning of the disk with random garbage).
Now click on the :PLAY: button to apply your changes. Ignatius College Prep Tech Blog SI's blog about technology Fix for disk erase failed couldn't unmount disk If you're trying on a Mac using Disk Utility to erase a hard drive Hope this helps. Useful Searches Recent Posts Options Please select a forum to jump to News and Article Discussion MacRumors.com News Discussion Mac Blog Discussion
You may have to still change the number (it may not be /dev/disk2 but /dev/disk3 or something else), but most terminal "command not found" errors I've seen have been due to Launch up Terminal.app (through /Applications/Utilities or through a Spotlight search). Follow up after receiving answers! Open Menu Close Menu Apple Shopping Bag Apple Mac iPad iPhone Watch TV Music Support Search apple.com Shopping Bag : CommunitiesContact SupportSign inContentPeopleSearch Support CommunitiesMac OS & System SoftwareOS X Mavericks
share|improve this answer answered Jun 13 '14 at 6:24 Graham 11 Transmac worked for me also. You can also subscribe without commenting. Also, after finding a solution, please make sure to mark your post using the "edit solved status" (or "flair") button. 2. I cancelled the operation cause it was very slow.
If possible could someone show me with picture and Step 1-5 how you did this? Free recovery apps aren't reliable and won't give you the desired recovery results.