Jan 22, 2011 ... The older Microsoft Virtual PC 2007 is unable to run when Windows Virtual PC is
installed, and vice versa. ... Your employees are accustomed to Virtual PC 2007,
but you also want Windows XP Mode to work. ... If you don't have the virtual
machine monitor driver installed, you'll just get a big fat error message when
running Virtual PC 2007. And if ... When I opened the image with Windows XP
with Virtualization ON, the virtual machine got stuck starting (black screen).