With last VirtualBox version (not OSE) and with last LTS there is no issue. I think we can mark it as "fix released."
** Changed in: virtualbox-ose (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/422409 Title: failed to unmount cd-rom after installing the system -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs