Like any other type of file, DMG files can become corrupted under various circumstances, and a corrupted disk image can cause problems on your Mac OS X volume. Invalid Checksum When files are transferred from computer to computer via the internet or any other means, errors can occur.
Xattr -cr worked for me. I have run into this problem 1,000 times and always got by with a re-download and/or reboot. You have just saved me hours of my life moving forward. Any chance that Avid's disk image file is corrupted? Has anyone else successfully downloaded and opened the.dmg image file? And yes I am downloading the file from the link that Avid sent me, so the file is directly from Avid. How to fix “This file is damaged and can’t be opened” in Mac OS X. February 9, 2015 macOS Gatekeeper, Mavericks, Yosemite Jay Versluis. Yesterday I was trying to open an installer which was offered as a.dmg file. That’s a disk image which mounted itself fine, but when I ran the installer contained in the disk image, all I got was an. I am trying to install Sims 3, but it opens a window saying that 'The following disk images couldn't be opened because the image data was corrupted.' What can I do to resolve this issue? Mountain-lion dmg.
The data in a disk image can be corrupted if a problem occurs while it’s being copied or if someone modifies it. You can see whether a disk image’s data has been corrupted by verifying its checksum, which is a calculation of all of its data. When a disk image is created, a checksum is computed and stored with the image. When you open the disk image, a checksum can be computed again and checked against the stored checksum. If the two checksums match, the disk image’s data hasn’t been corrupted.
You can choose when to compute and verify checksums. Be aware that doing so can take a long time.
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In the Disk Utility app on your Mac, choose Images > Verify, then select the disk image that you want to verify.
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Click Verify, then click Done.
Error Dmg Image Is Corrupted Dmg2img
See alsoAdd a checksum to a disk image using Disk Utility on Mac