"Ric" wrote:
Quote:
> I am running Vista Business.
>
> I left my computer running for ten minutes - came back to it and found that
> all the USB devices had stopped working - not even the mouse worked!
>
> After a lot of reboots and system restores, I have managed to get some
> devices working (keyboard, mouse, USB key, webcam) but there are still
> several that do not.
>
> I have tried reinstalling the drivers for some of the items that do not
> work - but this does not appear to be a driver problem. I have also tried
> swapping devices to determine if there is a USB hardware failure - but there
> is not.
>
> Any other suggestions?
>
Are there errors in the System Event Log?