The solution is to boot into a special recovery mode. You also can't repair a disk that has open files that are currently being used. share|improve this answer answered Aug 18 '09 at 16:56 cust0s 49061841 add a comment| up vote -1 down vote Boot from the installer CD. Yes No Voted Undo Score 1 Cancel Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? http://netfiscal.com/disk-utility/disk-utility-unable-to-create.html
I tried formatting/erasing the 2nd HD numerous times with Disk Utility and it would continue adding time to the process up to 22+ hours. Reply Milton L. but fsck is what Disk Utility is actually failing to do. It creates, resizes, deleted, hide & reveal partitions on Macintosh HD. http://www.howtogeek.com/236978/how-to-repair-disk-and-file-system-problems-on-your-mac/
Your Mac will be able to fix errors on your system drive from recovery mode. The version of the OS X does not matter, by at least must be 10.7, 10.8 and 10.9. Preview my answer Post my answer View Statistics: Past 24 Hours: 275 Past 7 Days: 2,013 Past 30 Days: 8,164 All Time: 98,413 23,913 Free Manuals 92,000 Solutions 7,026 Devices iFixit Reply Gillock July 14, 2016 I am writing in the midst of a blunder where I have accidentally restored OS X Yosemite DMG file to my WD external hard
To do this, start your Mac in single-user mode. What change in history would I have to make to stop Christmas from happening? Could not unmount disk. The Volume Macintosh Hd Was Found Corrupt And Needs To Be Repaired Can it be any usb?
And keep it updated and on bootable media that works on all your currently owned Macs. Repair Disk El Capitan Cancel tcopat Rep: 13 2 Posted: June 24 Options Permalink History This happened to me, too. To recover files from a non booting Mac, one has to first boot the Mac with a secondary source say a rescue media and recover files from the Mac internal hard Reply Sam November 19, 2015 Hi Vishal, To resize my Mac startup disk, I am searching for the Stellar Partition Manager Registration key but unable to find any suitable
The annoying thing is that not all folders are backed up and that it happened the second time now. http://www.howtogeek.com/236978/how-to-repair-disk-and-file-system-problems-on-your-mac/ Was this answer helpful? Disk Utility Can't Repair Disk The Anti-Santa: Dealing with the Naughty List Is a Windows XP virtual machine with no network connection safe from hacking? Mac Disk Repair Reply Vishal February 5, 2016 Hi Tanya, Hopefully you are trying to refer USB boot drive.
The information display at the bottom of the Disk Utility window contains data about both the volumes and the partitions on your hard drive. http://netfiscal.com/disk-utility/disk-utility-unable-to-scan-dmg-internal-error.html Clicking the tree entry for a partition, however, displays information about the type of formatting, the total capacity of the partition and how much of that is used, and the number In a worst-case scenario, you may have to manually run fsck commands from a terminal in single-user mode. To create bootable media and accomplish the task you need to register the software through Stellar Partition Manager Buy Now Page. Disk Utility Can't Repair This Disk...disk And Restore Your Backed-up Files
And it also seems like most folks who want to help just can't believe that the failed drive is totally useless. Stellar Partition Manager doesn't resize EXFAT partitions. This will bring up Drive Selection Menu. have a peek here Use of df-h1 will let you know the path of the internal disk drive.
Cancel The All-New Pro Tech Toolkit The high performance electronics repair kit. Disk Utility Stopped Repairing Macintosh Hd He's as at home using the Linux terminal as he is digging into the Windows registry. Select the drive or partition you need to repair and click the "First Aid" button.
Vishal Updated on August 11, 2016 Mac Utilities 27 Comments It could be nightmarish if you have got the below message through Disk Utility while repairing HFS formatted internal or external RSS ALL ARTICLES FEATURES ONLY TRIVIA Search How-To Geek How to Repair Disk and File System Problems on Your Mac Modern versions of Mac OS X no longer need you R 4:08.59 /System/Library/Filesystems/hfs.fs/Contents/Resources/./fsck_hfs -y /dev/disk4s4 In my case, my external drive (which I use for Time Machine backups) was given the name "/dev/disk4s4", and indeed the filesystem check program (fsck_hfs) command Disk Utility Can't Repair This Disk How To Backup Files So it wouldn't mount but I could see it in Disk Utility (altho it wouldn't repair).
Volume check Failed. Have you run random read/write block tests on the drive? It can't make changes to that system drive while it's running from it. Check This Out Browse other questions tagged mavericks disk-utility external-disk or ask your own question.