Windows 7 won't install

Discussion in 'Windows Virtual Machine' started by yin_ko, Sep 9, 2009.

  1. yin_ko

    yin_ko Junior Member

    Messages:
    10
    Here's the message displaying when I try to upgrade from Xp sp3 to Win 7 : "Windows failed to load because the firmware(BIOS) is not ACPI compatible". Any idea of what happens ?
     
  2. Bill Hall

    Bill Hall Member

    Messages:
    22
    Bump- Same Problem Here

    Can't upgrade latest copy of Parallels 4 with WinXP to Windows 7. Error says I need to upgrade to ACPI Compatibility.

    Anyone?
     

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