It's a bug, you need an updated setupapi.dll file contained in this QFE.
This will fix the issue when the printer manufacturer model page only
contains a few models. I think another symptom is the USB device will not
automatically install inbox drivers.
Error message when you try to install a new hardware device in Windows
Vista: "Windows encountered a problem installing the driver software for
your device"
http://support.microsoft.com/kb/937187
--
Alan Morris
Windows Printing Team
Search the Microsoft Knowledge Base here:
http://support.microsoft.com/default.aspx?scid=fh;[ln];kbhowto
This posting is provided "AS IS" with no warranties, and confers no rights.
"Bob L." <BobL@discussions.microsoft.com> wrote in message
news:46919CAC-C6B2-43A4-9B99-D5A8D79992D5@microsoft.com...
> In attempting to install a HP Photosmart 7660 as HP directs, I do not get
> a
> list of manufacturers from the Add Local Printer wizard (after picking
> printer on LPT1 as HP directs). Shouldn't I get a long list of
> manufacturers and printers? What's wrong?
>
> TIA
>
> Bob L.