If the file system is damaged but the file is recognized as a valid archive container, 7-Zip can often read the raw data.
The descriptor is zeroed, ASCII-corrupted, or missing the RW (read/write) extent line. Without a valid descriptor, standard tools like vmware-mount or 7-Zip refuse to open the VMDK. Solution: Reconstruct a minimal descriptor manually. Create a new text file referencing the raw extent's geometry (use gdisk -l on the flat file if possible) and the grain table offset. In many cases, you can mount the raw extent directly using losetup (Linux) or treat it as a raw disk image. extract files from corrupt vmdk
Use file system forensic tools that ignore mount requirements. If the file system is damaged but the
Virtual Disk Format (VMDK) corruption exists on a spectrum—from a logically inconsistent file system to catastrophic metadata failure. When a virtual machine fails to boot or mount, the instinct to run a repair tool often destroys the very data you seek. Extracting files directly from a corrupt VMDK requires understanding not just the container format, but the failure modes of its layers: the VMDK descriptor, the extent structure, and the guest file system. Solution: Reconstruct a minimal descriptor manually
: On Linux, you can try mounting the VMDK using libguestfs or mapping it with kpartx to bypass Windows-specific mounting errors. 3. Specialized Recovery Software (Heavy Corruption)
Copy the .vmdk descriptor file from the dummy VM to the corrupt VM’s folder.
Run the following command, replacing the path with your corrupt file: vmware-vdiskmanager -r "C:\path\to\corrupt.vmdk" -t 0 "C:\path\to\repaired.vmdk"