No mac hfs volumes found

Getting your information from an unreadable & unmountable Apple_HFS formatted volume or disc through macOS Catalina


So I wanted to backup an old DVD disc digitally in macOSCatalina,but to my surpincrease it was not mountable using Disk Utility – just showing the error:

Could not mount (com.apple.DiskManagement.disenter error 49153)

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#2 – The “oh f*ck” case:reading information in the original HFS format

This second method is essential when you already know your Apple_HFS volume is actually of classic HFS – or you tried solution #1 and also you obtained this error…

Plain HFS quantities not currently supportedCouldn"t open up volume: Unidentified error: 0You require the hfsutils devices for analysis a classis Macintosh HFS volume.

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Install the hfsutils toolsSwitch to the Terminal.app & install hfsutils using Homebrew

brew install hfsutilsLoad and view the information on the HFS volume using hfsutilsWith hfsutils points job-related in a different way – thus more technical/complex – than e.g. compared via hfsfuse. This means you will certainly not obtain any kind of UI to browse papers & folders from the mounted HFS volume, but do all the work with the Terminal prompt. On peak of that, you deserve to only extract papers, no totality directories or even files throughout multiple catalog levels.

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Let’s get started by initially practically mounting the HFS volume using:

superform hmount /dev/disk3s1s2Now you have to already have the ability to browse the file hierarchy. For this use the hls command – listing all documents & folders in the volume’s root level:

suexecute hlsIn order to browse subdirectories on the volume, use the hls command also adhered to by the quoted catalog course through presolved : double-quotes:

NOTE: With hls you constantly have to use : double-quotes because they represent the catalog framework – favor ususally / slash in continuous Unix file paths!

sucarry out hls ":Deskheight Pictures"soulblighter&832x624.jpg soulblighter
1024x768.jpg soulblighter
640x480.jpgCopy information from the mounted HFS volume utilizing hcopyOnce you obtained the hang how to browse and also see files and folders, you might desire to copy specific papers from the volume. In order to do so, you have the right to use the hcopy command also – and fortunately *-wildcards for consisting of multiple papers are supported, but restricted on a per folder basis.

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Before you begin, adjust the existing functioning directory of the Terminal window right into a Finder folder where you want to copy the papers into. E.g.:

cd ~/Documents/My-HFS-Volume-BackupAnd then usage hcopy to transfer single or multiple documents to the present functioning dir as follows:

superform hcopy -r ":Deskpeak Pictures:soulblighter&832x624.jpg" ./superform hcopy -r ":Deskpeak Pictures:*" ./NOTE: The -r choice represents “Raw Data” and based on my endure preserves the Macintosh documents via the finest feasible success rate. Alternatively you have the right to leave it away to usage the “Automatic” mode (-a).

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Once you are finiburned, you have the right to disattach the HFS volume via the adhering to command:

humountThat’s it for scenario #2 – retrieving documents from an unreadable classical HFS standard volume making use of macOS Catalina!