Confirmed. Actual error: rmdir: /etc/hotplug/usb: Directory not empty [jdong at shuttle ~]$ find /etc/hotplug/usb /etc/hotplug/usb /etc/hotplug/usb/nomad.usermap /etc/hotplug/usb/nomadjukebox -- Version 4:3.5.2-0ubuntu9 crashes during post-installation https://launchpad.net/bugs/40393