no CD-ROM/DVD-ROM on desktop.

disk manager see's CD-ROM/dvd/rom but won't play or show up on desktop when I insert a disk I canged it to master then slave then open and still no show it ejects in the disk manager but won't mount.

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: gnome-disk-utility 2.32.1-0ubuntu4
ProcVersionSignature: Ubuntu 2.6.38-13.52-generic 2.6.38.8
Uname: Linux 2.6.38-13-generic i686
Architecture: i386
Date: Sat Dec 17 23:43:26 2011
ExecutablePath: /usr/bin/palimpsest
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: gnome-disk-utility
UpgradeStatus: Upgraded to natty on 2011-12-18 (0 days ago)