[vbox-dev] Question regarding the Virtual Drive Programming

Frank Mehnert frank.mehnert at oracle.com
Thu May 10 15:07:24 GMT 2012


On Wednesday 09 May 2012 20:09:09 Ken Ulrich wrote:
> I am trying to get a .vmc file to work with Virtualbox, but come to find
> out, Virtualbox no longer supports .vmx format.
> I am wondering why this format is no longer supported and can it be put
> back into the program?
> I am use to Sun, because at least they had the .vmc format.

VirtualBox never supported .vmx files. A .vmx file is the description
for VMware virtual machines. But VirtualBox supports .vmdk files. A
.vmdk file is the container format for virtual hard disk files used
by VMware. You can simply attach .vmdk files to a VirtualBox VM, just
open the harddisk from the VM settions.

Probably the same for .vmc files versus .vhd: The former is the
VirtualPC virtual machine file, the latter the format of the virtual
hard disk used by VirtualPC. VirtualBox supports the latter, not the

Kind regards,

Dr.-Ing. Frank Mehnert
Senior Manager Software Development Desktop Virtualization, VirtualBox
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