Intuit is aware of this problem and is currently working to determine if the cause is associated with the Apple Operating System, the QuickBooks for Mac application, or in some cases a form of data damage that maybe associated with the QuickBooks for Mac Company (data) file. If something prevents QuickBooks from creating this DMG (image) file, you are unable to produce a backup copy. The error, Error: QuickBooks could not create a disk image, while attempting to create a backup, prevents QuickBooks for Mac from creating a backup of the Company-file.īeginning with QuickBooks for Mac 2013, QuickBooks uses the built-in Disk Utility of the Apple Operating System to create an image of the QuickBooks Company-file for backup purposes. Users of QuickBooks for Mac 20 have reported an Error when attempting to create a backup.