First thing that comes to mind is a disk left in the A:\ or CD-ROM drive.
If that is not the case, have you tried booting with the Emergency Boot
Disk?? If he doesn't have one, he can use another computer and download one
from www.bootdisk.com .
Heirloom, old and maybe too obvious


"uuberbob" wrote in message
...
My son has an old comp with Me ,he recently moved and now
when he starts up he gets a " Invalid system Disk "
message. I have tried to help him reboot using different
methods from the windows help web site and we dont get
anywhere.I have to talk to him long distance ,which
doesnt help much. what does the " invalid system disk "
mean??? any help is apreciated