falc410,
Take a look at this Microsoft publication to see whether is contains
anything that applies to your situation:
http://support.microsoft.com/default.aspx/kb/314060
Post back if you need to. Print it out and read carefully.
--
freddy
"falc410" wrote:
> Hi,
>
> I have a ASUS DVD-ROM and a Pioneer DVR-111 installed on the IDE BUS on my
> Asus Commando. Both drives are detected by the BIOS just fine and work
> flawlessly. But everytime I start Vista the Pioneer is gone from the Hardware
> list, I have to go to the Device Manager and Rightclick the DVD/CD-Rom drives
> and select 'scan for hardware changes' then the drives comes up.
> I have no idea how I can solve this but it's very very annoying.