0
votes
0answers
15 views

Problems restoring Windows to partition using Winclone

I installed Windows on my 2012 iMac a couple of months ago and it all worked out fine until my programs needed updates and I realized I had given my Windows partition to little space. I did some ...
0
votes
1answer
29 views

Restore Macintosh HD to its original partition configuration

I seem to have badly botched a Boot Camp installation of Windows 8.1. I used Boot Camp Assistant to create a 200 GB BOOTCAMP partition on my 1 TB Fusion Drive. I then rebooted and failed to install ...
0
votes
1answer
89 views

How to merge two Mac partitions?

Recently I ran Boot Camp Assistant to install a copy of Windows 7. The "Partitioning Disk" process froze and I force quit it - I know, bad idea - and although I was left with a functioning Mac, I ...
1
vote
2answers
109 views

Restore Recovery HD partition from Yosemite downgrade

I recently got back to Mavericks from Yosemite, everything went fine. As I normally do, I checked my HDD with the Disk Utility and found some trouble, then I boot on recovery mode to fix my HDD. I ...
0
votes
1answer
16 views

Move data from 1 hard drive to the other

I have a bootable partition on an external drive with some old data that I want to move to a new external hard drive. The partition on the old drive is 500GB however theres only 320GB of data. So i ...
3
votes
1answer
85 views

how can I delete a partition (coreStorage logical volume?) from the Terminal?

I finally understood why Disk Utility will not change the partitions on my HDD, even though I added the most recent one myself (maybe significant: to test Yosemite DP) with it. Now I see it says it ...
2
votes
1answer
24 views

MacOS Extended (Journaled, Encrypted) uses h/w encryption?

I have a LaCie 2big, connected via Thunderbolt 2. When I select as a disk-partition MacOS Extended (Journaled, Encrypted), does that uses some type of hardware encryption or is it all software?
0
votes
0answers
29 views

Restore Bootcamp after deleting Ubuntu partition in triple boot

I currently have a Macbook Pro Retina on which I have triple booted Mac OS X Mountain Lion, Ubuntu 12.04, and Windows 7. I am using the rEFInd Boot Manager. I was no longer using the Ubuntu ...
2
votes
3answers
363 views

Unable to Resize Partitions

I have recently created a partition on my macbook air running OS X 10.9, and this was to run install another OS instance (Yes, OS X 10.10 Yosemite, but that is an aside to the query I have) on it. I ...
1
vote
1answer
76 views

Creating a EFI partition

I have been having trouble installing OS X Mavericks and I think I found the problem. It told me I couldn't boot up with Macintosh HD, so I verified my disk and I got this error: This disk doesn't ...
0
votes
2answers
171 views

Repartition hard drive with bootcamp on it

I currently have this setup on my Mac- OS X Mavericks 10.9.3, Windows (bootcamp) and a Recovery HD. My question is can I repartition my hard drive to have another partition, using disk utility (resize ...
1
vote
1answer
35 views

Unable to increase partition size with subsequent blocking partition

I can't make my main Macintosh HD partition bigger. It's limited by the partition in the middle, which seems to be frozen, I can't move it down to make space for my main partition. Also I can't seem ...
1
vote
0answers
171 views

Error occurred while removing boot camp partition with Boot Camp Assistant

While attempting to remove a boot camp partition with Boot Camp Assistant I encountered an error. Boot camp assistant gave me an error message along the lines of "An error occurred while restoring the ...
0
votes
2answers
32 views

Recovery HD tries to delete itself

My configuration of Mavericks-Ubuntu-Windows has gone nuts, so I deleted the windows partition and rebooted to Recovery HD to try and reformat the whole HD. Recovery HD at first appeared in disk ...
0
votes
1answer
89 views

Partition failed

Trying to shrink my default full disk partition to create some free space (for Ubuntu, incidentally, which I'm longing for even more now). Partition failed Partition failed with the error: Couldn't ...
1
vote
1answer
64 views

Create new partition from brand new MacBook Air

I just purchased a macbook air, and when opening Disk Utility, I see the following: 251 GB Apple - Macintosh HD I want to have a 10GB partition besides the current one, which will have the format: ...
1
vote
0answers
26 views

What to do if repairing one disk made the other unrecognized?

Originally I had two drives, an HDD and an SSD (my boot drive). The HDD had a 100gb partition on it that used to have windows installed on it, but that partition got locked and became unusable. When I ...
1
vote
2answers
143 views

Repair or reinstall Mac partition

I have a hard drive that is having problems on a Mac that doesn't use Time Machine or another complete backup system. I get this error when trying to repair the disk: Error: Disk Utility can’t ...
1
vote
1answer
447 views

How to delete partition disk0s4?

A while ago, I dual booted with ubuntu linux and followed a tutorial on youtube to do so, but later I wanted all of my hard drive to be for osx, so I deleted the ubuntu partition, but now I am left ...
2
votes
0answers
82 views

Oops, I broke my MBR, what do I do?

I installed Mavericks a couple weeks ago and discovered to my dismay that last night, I couldn't boot into my windows install via bootcamp. I'd encountered this problem before, and without entirely ...
1
vote
2answers
527 views

Remove “Windows” Entry from Mac Boot Loader

Background A while back, I installed Windows 8 on my MacBook Air (mid 2013 model) using Bootcamp. It never really worked, (it would freeze all the time, the WiFi would cut in and out, etc.) so I got ...
2
votes
1answer
2k views

partition map check failed because no slices were found

I own an early 2011 MacBook Pro running Mac OS X Mavericks. Recently, I tried to make 50 GB partition using Disk Utility but the whole process didn't complete, and I had to restart the system as it ...
2
votes
1answer
2k views

MacPro Hard Drive 3 TB or Larger formatted to Logical Volume Group by Disk Utility

I have an Intel MacPro in which I recently installed a new internal 3TB hard disk. I attempted to format it in Disk Utility using the standard GUID partition map and encountered a strange problem. ...
1
vote
1answer
613 views

How do I erase partitions on a drive that's been protected with FileVault 2?

I want to completely wipe a USB thumb drive, re-partition it, and reformat the partition as ExFAT, not JHFS+. Unfortunately, I used FileVault 2 on it when I made it and that seems to be preventing me ...
1
vote
2answers
228 views

Can't resize main partition even in G-Parted

So I had an old partition that I deleted, and now moved all my stuff to the new one. Now I am out of space, and I want to resize it to fill the whole hard drive. But Disk Utility wouldn't let me ...
2
votes
1answer
2k views

How to fix “Error: -5341: MediaKit reports partition (map) too small” after upgrading to a larger hard disk?

I recently bought a new SSD drive, as my stored data amounts outgrew the old one a little bit. After copying all data using dd if=/dev/disk0 of=/dev/disk1, I want to enlarge my system partition, but ...
0
votes
0answers
70 views

How to recover files by original filename without access to beginning of disk/partition

As a result of a dd user error the first Gigabyte was overwritten on a recent Macbook Air and it seems the beginning of all partitions are lost. Except for carving files using photorec or similar is ...
1
vote
1answer
1k views

Partition corruption, still can see files in single user mode, would like to retrieve files

The problem started after forcing the mac to shutdown. Since then, when trying to boot, it stays stuck at the grey apple with spinning wheel. I've tried a few generic things to be able to access my ...
2
votes
2answers
3k views

Can't partition startup disk in Mavericks for Boot Camp

I recently upgraded my computer to Mavericks (I believe I have the latest version, 10.9) and I've been trying for 2 days now to install Windows via Boot Camp on my computer, but it always fails at the ...
0
votes
0answers
91 views

Cannot partition hard disk although file system is OK

Here is what Disk Utility logs when I try First Aid → Repair Disk: Verifying and repairing partition map for “TOSHIBA MK3265GSXF Media” Checking prerequisites Checking the partition list Adjusting ...
1
vote
0answers
1k views

How to make bigger Macintosh HD partition

I installed OS X Mavericks Server as a virtual machine to ESX. I'm doing some testing and now I need more space. Macintosh HD partition is 50 GB and I have expand it to 100 GB total in ESX but I need ...
2
votes
1answer
188 views

Grow HFS+ partition at the end of harddrive without partition-manager-cd or moving to another drive

I've got two HFS+ partitions and would like to grow the latter one but neither disk utility nor the commandline diskutil allow that. I don't want copy the whole partition to another drive and then ...
0
votes
2answers
223 views

Delete and merge Partition

My MacBook's HDD has 2 partitions. One has OS X 10.8 installed, the other one 10.9. I'd like to delete the first partition and merge the free space afterwards to the 2nd partition. What's the easiest ...
0
votes
0answers
229 views

Disk Utility won't let me partition a disk

I'm trying to add a partition to my Macintosh HD using Disk Utility. However, whenever I try to do so, I get "the target disk is too small." I'm using OS X 10.8.5 on a Retina MBP, and there would be ...
0
votes
1answer
117 views

Expanding a partition at the end of a drive to fill the entire drive

I have an external HDD connected to a Lion iMac (though I can use my Mountain Lion Air if it will make the process simpler) that was split right down the middle with two partitions. The first was ...
2
votes
0answers
357 views

Time Machine and case-sensitive HFS

Time Machine defaults to formatting a new drive to Journaled HFS+ (case-sensitive), if you set up the drive from within Time Machine itself. However, my main drive (the one Time Machine will be ...
2
votes
1answer
172 views

Very strange partition table: Missing a sector between Main and Recovery partition

So I have been trying to get Windows 7 on my machine using no DVD or USB (I have only an ISO to work with). I used various combinations of Boot Camp, Toast Titanium, Virtualbox / VMWare, Disk Utility, ...
4
votes
2answers
3k views

How do I recover an “invisible” OS X boot option in BootCamp (running on a 2013 MBA)?

Summary Unable to boot into the OS X partition of a 2013 MBA which dual-boots OS X and Windows 8 via BootCamp. Could "Repairing Disk" via "Disk Utility" damage the working Windows 8 partition? What ...
1
vote
1answer
559 views

Merging partitions separated by Bootcamp

In the process of installing windows on my MacBook Pro, I managed to somehow partition the disk this way. Is there any way of merging the UNTITLED 3 segment with the Macintosh HD segment without ...
2
votes
1answer
128 views

Editing Partition

When trying to edit a partition on my hard drive, Disk Utility says: Couldn't modify partition map because the file system verification failed. So I booted into single-user mode and typed in: ...
1
vote
1answer
87 views

I can't boot into single user mode

A while back I partitioned my hard drive into two equal parts. I completely forgot about it and then realized that I only had half of my original drive space available. I startup disk utility and ...
0
votes
1answer
280 views

Merge two disks to RAID 0 and keep my installation

I've got two 128Gb SSDs installed in my MacBook Pro. Originally I had one for the system (named Calcium), and one for the /Users folder, symlinked into the first (named Users). As I ran out of space ...
1
vote
0answers
138 views

Increased the Size of Bootcamp Partition but Winclone Restores Old Size Partition

I followed all documented steps to increase the Bootcamp partition size on the Mac OS 10.5.x. I used Winclone, Disk Utility and Bootcamp Assistant to perform this operation. In short, I cloned Windows ...
0
votes
0answers
611 views

Dual partition a large drive for use by Mac and Windows

I have a 3TB USB3 drive that I want to use between my Mac and Windows laptops. A 1.5TB partition will be used for Time Machine and another 1.5TB partition will be used by Windows for file storage. ...
2
votes
0answers
326 views

How do I write-protect a partition of a USB drive on OSX that can work cross-platform?

I bought a bunch of USB sticks that I want to give as a gift to friends and clients, with some files on them. I'd like to have the files non-erasable (though I realise they can format the drive, I ...
3
votes
3answers
1k views

Why does my 3TB Seagate HD keep formatting as a Logical Volume Group

This is really annoying. I have a brand new Seagate 3TB 7200 RPM hard drive that I am trying to format/partition in Disk Utility. Every time I change any settings or erase the drive, it changes it to ...
0
votes
1answer
83 views

Hard Drive Preview / Disk Utility Used Space Discrepancy? [duplicate]

So I recently cleared a lot of space off of my hard drive as a sort of "spring cleaning," and I got it down to less than 40GB, but my computer doesn't seem to agree with itself on that. If I look at ...
2
votes
1answer
2k views

diskutil coreStorage in Lion fails to create a concatenated LVG, error -69886

I would like to create a logical volume group (LVG) with two physical disks. Issue The command: diskutil coreStorage create LVGNAME /dev/disk1 /dev/disk2 returns: Started CoreStorage ...
3
votes
1answer
383 views

Erasing partition doesn't give me free diskspace

I'm using a Macbook Air and until today I had two partitions on it (not counting the restore partition). I had my OSX partition and an Ubuntu partition. As I don't use Ubuntu anymore, I decided to ...
1
vote
1answer
2k views

Unable to adjust partition of USB drive with Mountain Lion Disk Utility

I have a 500 GB USB drive, which I once partitioned into two parts: one encrypted—Mac OS Extended (Journaled, Encrypted), and the other not—Mac OS Extended (Journaled). Now I want to change the ...