"Redwood_Rick" <> wrote in message
news:4A383CD2-F4D9-47D4-BFCD-...
> Hi:
> Can someone please offer me some assistance. I have been running Windows
> Vista Business on my PC since March and a new problem just occurred. Both
> of
> my optical drives (a Sony CDRW and an LG DVDRW) have suddenly and without
> warning stopped working in Windows. The windows device manager shows both
> drives but in the properties window it indicates that even though the
> drivers
> are installed the devices have failed to start. I have uninstalled and
> reinstalle the device drivers several times and attempted to upgrade the
> device drivers and nothing seems to help. Using a non windows diagnostic
> tool I am able to read and write to both optical drives but windows vista
> cannot. I have tried clean boot and safe boot and still neither drive
> works.
> I have restore windows to a previous iteration from a date that I know I
> successfully used the cdr to install an application and still no joy.
> Does
> anyone have any idea how to get this fixed without reinstalling windows
> and
> all of my applications? Help!
> --
> Redwood_Rick
Read this M$ article
http://support.microsoft.com/kb/929461
rgds
Roberto