A taky sem na MSFN nasel, jak rozbehnout XPlite. Staci na dvou mistech v reg. zmenit (docasne) verzi systemu na SP2:

i had a problem with XPLite (it didn't run on SP3). i know it's not pinnacle, but solution may work for U too.
i've changed reg keys:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion]
"CSDVersion"="Service Pack 2"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Contro l\Windows]
"CSDVersion"=dword:00000200

restart required