0
votes
0answers
25 views

Retrieving data from Disk Utility Image

I created an image of my mac using disk utility. It's a .dmg. It has a lot of data on it (about 1 TB) and I only want one file from it. Is there any way I can selectively pull information from it, ...
0
votes
1answer
490 views

Can't unmount dmg. Keep getting “Resource Busy”

"Workspace" is an encrypted dmg where I keep my code. I don't usually unmout it but I need to take a backup and it's refusing to let me unmount: mark@mark-macbook-air /Volumes$ lsof | grep Workspace ...
0
votes
0answers
87 views

How to make a disk image file from a DVD on Windows that OSX can mount?

Question is pretty clear. Is there a software can do this or is there any other tricks? I tried making an iso file with MagicISO Maker but in OSX i got "no mountable file systems" error. Explanatory ...
1
vote
0answers
86 views

How can I find what type of encryption my DMG is using?

I have an encrypted DMG file on my Mac. Is there any way to use Terminal, and maybe the diskutil command to list what type of encryption the DMG is using? Or perhaps some other command? Or maybe ...
0
votes
0answers
61 views

How to compress 2 (apple) disk images of different backups of the same drive?

So I have backed up my Macintosh HD at different instances to DMG files. I would like to compress them but when I try to make an archive it simply compresses each image, without recognizing the ...
1
vote
1answer
1k views

On a Mac that was originally shipped with Lion, how can I replace Mountain Lion with Lion?

My MacBook came with OS X Lion pre-installed. I then downloaded and installed Mountain Lion on the same partition for free, when it was launched. Now I need to install OS X Lion (10.7) in order to ...
1
vote
2answers
251 views

Is it possible to shrink DMG images?

I just did some data recovery on a failing hard drive. I have a 1.5 TiB DMG image of the hard drive. I don't have enough free space to simply copy the files elsewhere, and I would like to extract them ...
1
vote
1answer
1k views

Trying to restore a Mac OS X system from DMG file fails

I'm in a bit of a panic at the moment. My MacBOok was hanging and generally misbehaving so I decided it was time to do a clean install. I took 2 backups: Time Machine (happens anyway, but I ensured ...
1
vote
2answers
2k views

Can't mount dmg image as read/write

Hello I've downloaded a bootable .iso image that I'd like to write to an USB stick under OSX (10.6). I've converted the image with the command hdiutil convert -format UDRW -o ./X15-65804.img ...
3
votes
2answers
5k views

Why is Adobe Flash Player downloaded as a “.dmg.mdlp” file?

When I download the current Adobe flash player installer from the Adobe website using Safari 6.0.1 under OSX 10.8.2, I end up with a file named 'install_flash_player_osx.dmg.mdlp' in my downloads ...
2
votes
4answers
8k views

How do you access the contents of a mounted DMG drive mounted through hdiutil and diskmout

My external USB drive failed. I made a .dmg image file of the drive using disk utility. Later I was not able to mount the .dmg image. I used terminal hdiutil attach -noverify -nomount name.dmg ...
2
votes
1answer
1k views

Make DMG Readonly

There is information on how to do the opposite (which is hard to impossible), but how do I make a writeable DMG readonly? The reason that I might want to do this -- because otherwise this question ...
1
vote
1answer
2k views

Imaging Windows HD with a OS X Disk Utility fails, “Invalid Argument”

I have a Windows laptop HDD that I want to create an image file with, using OS X's Disk Utility. When I try to create an image it fails (invalid argument). I created a video of me attempting to ...
1
vote
0answers
144 views

Determine exact size of DMG to hold data

Let's say that I have three files with the following sizes: FileA: 15468bytes FileB: 3874235bytes FileC: 10452326bytes and I want to create a UDIF, GPTSPUD, HFS+ DMG with hdiutil which will ...
4
votes
2answers
3k views

How to install Mac OS X Snow Leopard server on any virtual machine with DMG?

I'm trying to install Mac OS X Snow Leopard Server on VirtualBox. I know this is duplicated question, however another questions have no fine answer. I'm trying to install on VirtualBox on iMac. So ...
0
votes
1answer
277 views

Tool to generate icons like the default dmg-icon with a custom icon on top in perspective

I'm looking for a tool or template which generates icons like this default one: With custom icons applied on top of it in the right perspective like here:
2
votes
1answer
3k views

strange: random google-XXX.dmg mounts and umounts on OSX

I just noticed via HardwareGrowl, that a .dmg image file mounted and unmounted all by itself. It was called google-XXX.dmg (where XXX represents a number i did not note down that fast. I am running ...
9
votes
4answers
2k views

Bypass a licence agreement when mounting a DMG on the command line

I'm automating my Mac installation using puppet. As a part of it I need to install several programs that come in a .dmg format. I use the following to mount them: sudo /usr/bin/hdiutil mount -plist ...
0
votes
2answers
709 views

Caveats about compressed DMG?

I was curious about using compressed and modifiable DMGs to store all kinds of data. Eg: I've got a tablatures set for guitar which is like 120mb zipped and contains 60-70k files and 1.3Gb unzipped. ...
2
votes
2answers
377 views

Made a .dmg for a project; user can't open it - “no mountable file systems”

We don't know a great deal about Macs. We had to make an installer, and were told to try a .dmg So we put together version 1, and it seemed to work. We had one application file, which had our icon, ...
2
votes
3answers
4k views

How do I get rid of a .dmg file which appears after reboot on my desktop?

I downloaded software (Skype), installed it everything works fine. The only annoying thing is that the dmg image always appears after rebooting. I'm new to Mac OS X. EDIT: It's exactly as described ...
3
votes
2answers
568 views

OS X: do you really need to drag applications to the “Applications” folder?

When you install an OS X application from a .dmg file, it is very typical, when you mount/open the .dmg, to see the application's icon followed by an arrow pointing to the "Applications" folder, a bit ...
0
votes
2answers
5k views

Write to .dmg file on Mac OS X 10.6.4

Following steps to update a .dmg file (mounting and Show Contents), I'm unable to write to the folders in the DMG file. Doing a "Get Info" displays a locked padlock and all else greyed out in the ...
2
votes
1answer
1k views

Backup mounted drive of an image in Time Machine

As a mac user, I'm fairly new but I now find myself using disk images a lot (dmgs and sparseimages/bundles) to organise my files. Mostly encrypted images to hold my private stuff and other images that ...
1
vote
1answer
257 views

Why mounting readonly dmg sometimes changes image file

Why some readonly dmg images are changing when mounted and what is changed in them? I mean readonly image, not readonly or locked dmg file.
3
votes
2answers
3k views

DMG mounting warning message says “it may make computer less secure or cause other problems”

When I try to open a DMG file I get this: I'll just transcript the image: There may be a problem with this disk image. Are you sure you want to open it? Opening this disk image may make ...
1
vote
1answer
22k views

Prepare bootable Mac OS install usb on Windows

Is there any software out there that can simulate Disk Utility (Mac app) for Windows? I need to reinstall leopard on my Mac because I screwed something up on the current OS. The thing is, the DVD ...
1
vote
1answer
949 views

Install iPhone SDK DMG file on iMac but I can't find where any of the programs are located

I just download the iPhone SDK disk image from Apple and installed in on my new iMac (by following these directions: link text). The problem is, I can't seem to find where any of the programs got ...
5
votes
2answers
12k views

Mount Mac disk image (and sparse bundle) on Windows or Linux

Is it possible to mount the various disk image formats that Mac OS uses on other platforms? I suppose one problem would be that the file system in that image is usually HFS+. I am specifically ...
2
votes
3answers
9k views

Mac disk images: any real difference between 'master' and 'compressed'?

When creating a disk image (.cdr or .dmg) from a physical CD or DVD on Mac (using Disk Utility > New Image) one can choose between 'CD\DVD Master‘ and 'compressed'. Apart from the obvious fact that a ...
2
votes
3answers
5k views

How do software .dmg files mount or work in OS X?

I am a new Mac user and have an iMac. Coming from the Windows world where everything is installer based, OS X seems to mount .dmg files and run them. I've seen this happen prior to an install and ...
3
votes
3answers
2k views

Mac OS X - installing software via DMG vs. *nix command line style

New Mac owner here, but long time Linux user. Can anyone describe to me the differences between installing a piece of software, such as Subversion, from a .dmg image as opposed to compiling and ...
1
vote
3answers
1k views

Mount a .DMG over the network?

Is it possible to mount a .DMG file that is on an SMB share on the network, or do I have to copy it locally first?