Try this:
http://support.microsoft.com/default.aspx/kb/929461
I Bleed Blue and Gold
GO BEARS!
"NISH" <> wrote in message
news:93DBEE88-A896-4070-A3A2-...
> Guys, am on Vista Ultimate. Suddenly, my dvd drive disappeared from MY
> COMPUTER...i checked device manager,there's an EXCLAMATION ( ! ) mark on d
> drive n it reports that either d driver is missing or corrupted (CODE 39) ,
> but d same drive works in XP. my drive is LG HL-DT-ST DVDRAM GSA H44N ATA
> Device..... Help guys... n u know what problems i can would have to face
> without a dvd drive !!!