Migrating Vista/Server 2008 VMs from Virtual PC, Server or VMware to Hyper-V?

June 29, 2008 at 3:13 PM2102

There is one little trick you need to remember if you are migrating VHDs with Vista/Server 2008 that was previously created on Virtual PC or Virtual Server 2005.

Enable Detect HAL!

How to Enable Detect HAL?

  1. Start the virtual machine and Run Msconfig.exe.

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  2. In the System Configuration dialog box, click the Boot tab, and then click Advanced Options.
  3. In the BOOT Advanced Options dialog box, click to select the Detect HAL check box, and then click OK.

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  4. Click Yes to restart the virtual machine.
  5. Clear the Detect HAL check box after reboot (it takes longer to boot).

 

Source: KB 954282 - The VMBus device does not load on a virtual machine that is running on a Windows Server 2008-based computer that has Hyper-V installed