Yes, it happened to me a couple years ago and I believe it was someone on this list who pointed out the num lock as a possible source of my problem.... problem solved! Don "Dr. Trevor J. Hutley" wrote: > Be careful of the Number Lock key. > > It can be accidentally pressed, and be ON without you knowing it. > > It is unfortunate that the NumLock key does not have a transparent > spot (like the shift lock key does) that shows clearly if it is ON. > > (If it is ON and you do not know it,) you will have what seems to be > strange keyboard behaviour, which you cannot fix or resolve by > restarting, you cannot re-install the latest Combo update as the > keystrokes for the administrator password do not work, CMS-S (single > user startup) does not work, etc etc. > > I have literally wasted HOURS looking for a solution to this sudden > and weird behaviour, and then by chance I glanced at my Al-book from > a different angle and saw the NumLock green light was on..... > > Since it could happen to anyone, I just wanted to alert the List. > > regards, Trevor >