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Unable to convert VMware Fusion 3 virtual machine to Parallels Desktop

  • Parallels Desktop for Mac Home Edition


You are unable to convert a  VMware Fusion 3 virtual machine to Parallels Desktop 7. Conversion starts, but fails with the error message:
The following error message may appear:

"Failed to detect the operating system installed in the virtual machine. Do you want to convert it anyway?"

and if you click Yes another error message appears:

"Failed to convert the virtual machine. Please contact Parallels support team for assistance."


  • VMware virtual machine disk is split
  • Antivirus software is installed in VMware virtual machine
  • VMware Tools are not uninstalled from the Virtual Machine before prior to converting


  •  Remove VMware Tools from your virtual machine.
  •  Uncheck Split Disks and click Apply in the VMware virtual machine's Hard Disk settings.
  •  Try to convert the VMware Fusion virtual machine to Parallels Desktop again.

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