The current Disk Mounter in Ubuntu Dapper Beta has a seperate option for cd drives "Eject" which works as would be expected. Closing this bug. Thanks for reporting it.
(seb - maybe the upstream bug can be closed, though I don't know how I can change the status of bugs in their bugzilla ) ** Changed in: gnome-applets (Ubuntu) Status: Unconfirmed => Fix Released -- disk mounter can't eject an empty cd-rom https://launchpad.net/bugs/16082 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs