Gotta be the internal power supply which is 40 pct of pc failures.

Problem solved. Thanx to all who gave advice. I had my daughter email me (attch) "msiexec" which is the heart of Windows installer. I put in the system folder where it belongs. Then I had to...

Trying everything, reg cleaners, etc. Apparently I am missing a file called "msiexec". Can't download it from Microsoft update. Can't find it anywhere using search engines (google, etc).

Can...

Yes logged on as administrator. Entire C drive has full rights to everything, which may the cause of problem becuse I think a trojan has infected it.

Reg editor won't let me change that data...

Ok, I'll give that a shot. Previously I encounteted this err msg:

Local machine: installation failed
Installation:
Error: Action failed for registry key...

I have a Compaq deskpro w/Windows 2000 Professional os (service pk4). I don't have any installation Cd's or access to the network that supported it. My problem is that somehow the Window's installer...

XP will not install on 2000.