Beemer, even if I do not fully understand your question I think it's safe to answer no. The file
XP Virtual Machine.vmcx is not a default XP Mode file, does not belong to XP Mode and is therefore not needed for XP Mode to run.
Xp Mode needs these files to run, by default located in three different folders:
Windows XP Mode.vmcx
Virtual Machine description and registration settings
default location C:\Users\Your_Username\Virtual Machines
Windows XP Mode.vhd
Virtual Machine virtual hard drive image
default location C:\Users\Your_Username\AppData\Local\Microsoft\Windows Virtual PC\Virtual Machines
Windows XP Mode.vmc
Virtual Machine settings file
default location C:\Users\Your_Username\AppData\Local\Microsoft\Windows Virtual PC\Virtual Machines
Windows XP Mode.vsv
Virtual Machine saved state file (hibernation data)
default location C:\Users\Your_Username\AppData\Local\Microsoft\Windows Virtual PC\Virtual Machines
This file exists only when XP Mode is hibernated or is running. It is deleted automatically every time XP Mode is shut down
Windows XP Mode.vmc.vpcbackup
Virtual Machine settings backup
default location C:\Users\Your_Username\AppData\Local\Microsoft\Windows Virtual PC\Virtual Machines
VirtualPCUndo_Windows XP Mode_X_Y_ZZZZZZZZZZZZZZ.vud
Virtual machine Undo-disk (X, Y & Z in the file name are replaced with digits)
default location C:\Users\Your_Username\AppData\Local\Microsoft\Windows Virtual PC\Virtual Machines
This file exists only if so called Undo Disk is enabled in XP Mode settings
Windows XP Mode base.vhd
XP Mode base disk
default location C:\Program Files\Windows XP Mode
Kari
Last edited: Jan 31, 2011