I confirm the same problem in my asus 8jc. I have 2 external USB disks connected, I receive this not-very-helpful message when I try to unmount. Even if I close all applications, same message appears. Trying from the terminal gives me:
[EMAIL PROTECTED]:~$ sudo umount /media/LaCie/ umount: /media/LaCie: device is busy -- Cannot unmount volume: not very helpful error message https://bugs.launchpad.net/bugs/81239 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
