Instead of disable/enable try uninstall, and put it in another port if you
have one. I have a 256 Meg noname that does the same thing now and then.

Earle

"Steve" <steve.rolls@comcast.net> wrote in message
news:d8f89393-48ab-4498-9d13-94fe2466f93d@b9g2000yqm.googlegroups.com...[color=blue]
>I have a SanDisk 16gb cruzer that is easily recognized in my XP Pro
> machines and was for a brief while on my 2 Vista Ultimate machines.
> A few weeks ago, my 2 Vista Machines stop recognizing it. If I go to
> device manager, I can see it listed as a disk drive. To get it to work
> I scroll down to USB Mass Storage Device and disable/enable it and it
> pops up and all is good. If I look in Computer Mgmt /Disk Mgmt, it
> shows up as unallocated so it does not get assigned a driver letter.
> If I boot the PC with the usb drive inserted it works fine. I called
> Sandisk technial support and they said it was "Vista problem" because
> the drive works in XP and in a friend's computer also running Vista.
> Can one delete all USB devices in Vista without doing a complete
> reload of Vista. Maybe setting all USB paramters back to that after a
> clean install would help ?
> Any help would be much appreciated. Steve[/color]