CD/DVD-Drive not found, problem with SCSI

[Volker Wysk]

Am Sonntag, den 25.08.2019, 07:42 -0400 schrieb Robert Heller:
> At Sun, 25 Aug 2019 07:23:47 +0200 "Ubuntu user technical
> support,  not for general discussions" <ubuntu-users at lists.ubuntu.com
> > wrote:
> 
> > Hi!
> > 
> > I've set up my system some month ago, and now there is no more
> > CD/DVD/DB-drive recognized any longer!
> > 
> > I don't have /dev/cdrom, /dev/dvd or /dev/sr0.
> > 
> > There's also no "cdrom" in /etc/fstab.
> > 
> > Wodim says this:
> > 
> > $ wodim --devices
> > wodim: No such file or directory. 
> > Cannot open SCSI driver!
> > 
> > "lsblk" doesn not list "sr0".
> > 
> > Any ideas?
> 
> *Exactly* what sort of drive do you have: IDE (PATA), SATA, USB,
> something 
> else?
> 
> Is this a desktop or laptop?
> 
> If a laptop, is the drive removable -- many *laptop* optical drives
> are 
> removable and can be replaced with either an additional hard drive or
> a second 
> battery or even a floppy drive?  Often these removable work
> themselves 
> loose...

The problem has already been solved, with the help of Colin Law. See my
mail of Sun, 25 Aug 2019 11:26:33 +0200. It was a loose connector.

Thanks anyway,
Volker