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Disk Utility Partition Failed With Error Resource Busy

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When this is done, you can then try using Disk Utility to partition and format the disk for use again. This might result in undefined behavior for this device. Since I, too, have lost data from time to time, I should follow the prescription that people living in glass houses shouldn't throw stones. If I run Disk Utility repair for the drive, I get: Alert Some information was unavailable during an internal lookup. http://darrenmanning.com/disk-utility/disk-utility-error-16-resource-busy.html

One way to do this is to use the "cat" concatenation command to output these numbers from this generator, and then redirect these numbers to the problematic drive device, to overwrite The only thing left then was the "1TB Seagate" disk. The current version comes on a thumb drive with a utility that will put it on another thumb drive with your current base system. Not the answer you're looking for? https://www.macissues.com/2014/04/05/how-to-fix-deep-formatting-problems-with-os-x-drives/

Disk Utility Partition Failed With The Error Couldn't Unmount Disk

You're young! 🙂 romal Format Unformatable USB http://www.gogorapid.com/how-to-fix-my-pen-cant-format/ Tim This didn't work for me, but dumping /dev/random did. Reply ↓ Alex January 14, 2015 at 10:34 pm Thanks for advice. The additional advice from Topher was also helpful. While the device "disk1" is used in this example, be sure to replace it with the device you found in step 2 above: cat /dev/random > /dev/disk1 It is likely that

A reboot froze half-way through. Here's what I had to do... 1) From Disk Utility, select one of the partitions. I surmise that, in this case, the problem is not with the drive but with the system which has somehow become constipated, for lack of a better word. Disk Utility Partition Failed Unable To Write To The Last Block Of The Device For a little more ($34) you can get a NewerTech Voyager S3 USB 3 "toaster" (http://eshop.macsales.com/item/NewerTech/U3S3HD/) that's easier to use.

Use the located device file (arrows) repeatedly in the command to overwrite the disk (B) after you have attached it to the system (click image for larger view). Am I s* out of luck with it or can it be saved? Replaced it anyway. Any help or additional troubleshooting tips are greatly appreciated.

Sorry. Mac Disk Utility Partition Failed You can see this by running the following command in the terminal to read through the "random" device file (be ready to press Control-C to stop the torrent of characters that Topher, it would be great if you could write an article about it. Skip to content Jacob Salmela #!/bin/bash Menu Donate Star Trek My Certifications ACSP 10.11 (Re-certification) 10.10 ACTC (Re-certification) 10.9 ACTC (Re-certification) 10.8 ACTC (Re-certification) 10.7 ACTC IPv6 Sage JAMF CMA JAMF

Disk Utility Partition Failed Invalid Request

After a few minutes, it shows the Partition window, but after selecting the Partition Layout (1 Partition), the Apply button is grayed (and I cannot type inside the Name or Size http://hints.macworld.com/article.php?story=20071029100721107 Some typos in my response. Disk Utility Partition Failed With The Error Couldn't Unmount Disk You can really screw up your machine..." (Or words to that effect.)You use tech jargon I don't understand like "kill."If I'm reading terminal correctly, my bad disk is #2.Are you suggesting Disk Utility Partition Failed Couldn't Open Device Are there any saltwater rivers on Earth?

Disk utility is stuck at "erase" or "partitioning." I would get the same message: sh-3.2# cat /dev/random > /dev/disk1 sh: /dev/disk1: Operation not supported sh-3.2# cat /dev/random > /dev/disk1 sh: /dev/disk1: check over here Of course, not knowing that reformatting a drive would make the data on it inaccessible is serious technical malpractice. Helpful (0) Reply options Link to this post by Norman Wallen, Norman Wallen Jun 14, 2008 9:49 PM in response to Hazem Malek Level 1 (5 points) Jun 14, 2008 9:49 Reply ↓ Larry August 1, 2015 at 8:05 pm Hi, Jefferson, this is something I have tried, multiple times. Disk Utility Partition Failed File System Formatter Failed

If you are going to end up getting a new computer, the USB 3 model will be sufficient. Post navigation Previous Previous post: 15% Off KeySmart Compact Key HolderNext Next post: Huge Update To Ad List That The Pi-hole Uses Search for: Search Support My Blog Paypal Bitcoin Square  Apple Info Site Map Hot News RSS Feeds Contact Us Copyright © Apple Inc. his comment is here But the blinking white light is so bright I have placed a strip of tape over it.

This is what I get when I try to partition it with Disk Utility: Partition failed
 Partition failed with the error: 
Couldn’t unmount disk. Disk Erase Failed With The Error I could erase the volume and later reformat the HDD. Ha!

Secondly, your umount commands above are failing because /dev/disk1 and /dev/disk2 are not mounted.

I shudda' known better. share Share on Twitter Share on Facebook Email Link Like + Quote Reply plinden, Aug 23, 2006 plinden macrumors 68040 Joined: Apr 8, 2004 #2 That'll happen because your Mac's hard Since you can boot from a thumb drive, your computer will apparently work from an external drive. Disk Erase Failed With The Error Posix Reports The Operation Couldn't Be Completed Diskutil info /dev/disk2 tells me: Device Identifier: disk2 Device Node: /dev/disk2 Part Of Whole: disk2 Device / Media Name: WD Ext HDD 1021 Media Volume Name: Escaped with Unicode: Mounted: No

Isn't that more expensive than an elevated system? There's also the question, using virtualization, whether you have Fusion set to use the Apple drivers or have loaded the Windows drivers and selected them. Reply ↓ MaX April 9, 2014 at 12:44 pm Thanks for your help. http://darrenmanning.com/disk-utility/disk-utility-an-error-16-occurred-while-copying-resource-busy.html The first thing Andrei should have done before trying to shrink his drive was back it up.

I, however, am not.I'm not blaming Time Machine, just noting the differences between my coworker's experience and my own. I was setting up a usb Yosemite boot drive but it hanged (upgrading from Snow Leopard to Yosemite). Standard way for novice to prevent small round plug from rolling away while soldering wires to it Can I use half-lap joint for table breadboard? Reply ↓ jorgeas80 October 11, 2015 at 5:30 am It totally worked!

I have a 500G Western Digital that I cannot erase or partition after having some recent issues with it.I have tried everything you have suggested to do in Terminal. Set the format type to Mac OS Extended (Journaled.) Click on the Partition button and wait until the process has completed. But I am registered as a Mac OS X developer and my most recent update was 10.11.6 Beta 2 on 6 June, and after each iteration I run Onyx, reassign and Syntax Design - Why use parentheses when no arguments are passed?

Inloggen Delen Meer Rapporteren Wil je een melding indienen over de video? Not much of that around for the Mac, though. Have you restarted your Mac with the drive connected? If it were a smaller drive I might relent but 1 TB is too big to not at least try everything possible before admitting defeat (which is something I hate to

Will put the drive on the back shelf and try to come up with a solution "some time down the track". Instead it will reuse the internal pool to produce more pseudo-random bits. /dev/urandom is best used when: -You just want a large file with random data for some kind of testing.