Your method is the only thing that worked. DU says to repair disk and then try mounting again. So, if you have the same problem with your external USB device, here's a workaround until Apple fixes it: Plug your drive in Launch USB Prober (/Developer » Applications » Utilities Get the following from terminal any ideas?: Last login: Thu Oct 2 12:52:24 on console ImageMac150:~ nedo$ cd /dev ImageMac150:dev nedo$ diskutil list /dev/disk0 #: TYPE NAME SIZE IDENTIFIER 0: GUID_partition_scheme http://ecoflashapps.com/hard-drive/can-39-t-mount-external-hard-drive-mac.html
A friendly interweb hi-five to ya! Reply xira says: May 15, 2015 at 3:54 am me too ! Reply Devon says: February 8, 2016 at 8:56 am Thanks man! Nothing seems to work. http://apple.stackexchange.com/questions/183003/usb-drive-will-not-mount-not-listed-in-disk-utilities-but-found-in-system-prof
Do this with Pacifist, not by hand! I just can't read this USB HDD. How can I remove an Online Account? Type exactly: applejack AUTO restart - If you want to, you can now skip the first two operations - The third step cleans the caches.
In the meantime, if you can make a bootable USB drive you may be able to use that for your main drive for the time being. Hope this is helpful. But sometimes, even with Macs, things just don't work out. External Hard Drive Won't Mount Mac Unmount a Drive from the Command Line Let's first cover unmounting drives.
Method to return date ranges of 1 year Pen Tester's Programming Style I changed one method signature and broke 25,000 other classes. Pause, then crash, (veiled screen, muliti-lingual message), power button restart required. Sep 3, 2012 4:43 PM Helpful (0) Reply options Link to this post by Simon Templar 42, Simon Templar 42 Sep 3, 2012 11:53 PM in response to Kappy Level 1 In my case, I noticed that fsck was going through an error/repair/recheck loop continuously, and not fixing the problem.
The developers have instructions on their website to make the system bootable again. Volume Timed Out Waiting To Mount We'll do this by using grep to shorten the output of the diskutil command like so: $ diskutil list |grep OSXDaily
2: Apple_HFS OSXDaily 15.7 GB disk1s2 That output is Now, way back when I was configuring them, I did attach the USB drive to the VM so I could install programs, backup some files etc. However, the strange thing is that it's working just well in Windows.
As I needed some more device information, I launched USB Prober (included with Apple's Xcode Developer Tools) and ... his comment is here However, I then observed the below appearing in console.log: load_hdi: IOHDIXControllerArrivalCallback: timed out waiting for IOKit to finish matching. Was trying to find a way to make it respond to burn a Linux iso image. Its visible in the disk utility but can’t be verified or repaired. Can't Mount External Hard Drive Mac
This time around we'll shorten it a bit because we'll assume we know the name of the drive to mount, thus we only need to locate the identifier. Now, the drive periodically has the access light stay on and freezes all activity on the Mac until the drive is powered off. I can boot just fine. this contact form Tags: Mac Share this article Share Tweet Send Hi.
Reply DMurray says: October 30, 2016 at 10:34 pm Great advice - found the fsck process in Activity Monitor, killed it and very shortly after, the drive mounted. Usb Flash Drive Won't Mount Mac Nor can I mount flash drives. USB carries power to the drive, but some drives need more than the 5V that comes through a single USB port.
Comments Provide more power to a missing external hard drive and check that it is mounted correctly Help! I've tried -terminal (got the same message as you did) -disk utility as mentioned above -unplug, shut down the computer, restart -restart the computer while the external HD is plugged in, Not the answer you're looking for? Usb Not Mounting Mac Name (required) Mail (will not be published) (required) Website Comment Notify me of follow-up comments by email.
Hyper Derivative definition. When I ran "verify disk" and "repair" it said it couldn't be repaired and needed to be repaired. We are doing this so we can get the drive identifier, which is typically something like disk1s2, or disk2s2, etc diskutil list The output will look something like this: $ diskutil navigate here This will provide a list of all drives that are attached to the Mac, that are either mounted and unmounted, and all of their respective partitions.
Thanks Wally. Has it ever worked on this computer? How do fonts work in LaTeX? Any idea?
I removed all USB devices and I did a restart, and cold restart and a restart in safe mode. Even tried terminal, and force mount on terminal and it'd give me the whole try Read Only mount -also didn't work. How Did The Dred Scott Decision Contribute to the Civil War? All other USB devices work fine.
You have to be patient and stay at it. You'll notice the drive is no longer accessible in Finder, but it will still be visible through diskutil from the command line, or the more familiar Disk Utility app in OS It was doing it automatically so I couldn't see anything. share|improve this answer answered Jan 14 at 21:21 Timothy Tripp 1212 add a comment| up vote -1 down vote For my case: The device doesn't show in Disk Utility It does
But before doing this, I wanted to check if I could force the drive to mount in some way, and accidentally found the workaround. By using the command line to remount the drive, the entire process can be completed remotely if necessary through SSH, and without ever having to physically disconnect a drive from the Moreover, I tested the drive on another Mac with 10.4.9 and it worked flawlessly. Click on the Erase button.
Otherwise, Mac OS X itself took a hit. –Phoenix Apr 29 '15 at 5:35 | show 2 more comments 3 Answers 3 active oldest votes up vote 2 down vote accepted