In UbiquitySyslog.txt:

Sep 15 09:24:21 ubuntu plugininstall.py: log-output -t ubiquity mount --bind /dev /target/dev
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity chroot /target umount /sys
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity chroot /target umount /proc
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity umount /target/dev
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity chroot /target mount -t proc proc /proc
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity chroot /target mount -t sysfs sysfs /sys
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity mount --bind /dev /target/dev
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity mount --bind /proc /target/proc
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity mount --bind /sys /target/sys
Sep 15 09:24:22 ubuntu plugininstall.py: log-output -t ubiquity mount --bind /dev /target/dev
Sep 15 09:24:23 ubuntu ubiquity: Traceback (most recent call last):
Sep 15 09:24:23 ubuntu ubiquity:   File "/usr/bin/apt-clone", line 119, in <module>
Sep 15 09:24:23 ubuntu ubiquity:     args.source, args.destination, args.new_distro_codename, protect_installed)
Sep 15 09:24:23 ubuntu ubiquity:   File "/usr/lib/python3/dist-packages/apt_clone.py", line 343, in restore_state
Sep 15 09:24:23 ubuntu ubiquity:     self._restore_sources_list(statefile, targetdir)
Sep 15 09:24:23 ubuntu ubiquity:   File "/usr/lib/python3/dist-packages/apt_clone.py", line 387, in _restore_sources_list
Sep 15 09:24:23 ubuntu ubiquity:     tar.extract(self.TARPREFIX+"etc/apt/sources.list", targetdir)
Sep 15 09:24:23 ubuntu ubiquity:   File "/usr/lib/python3.2/tarfile.py", line 2168, in extract
Sep 15 09:24:23 ubuntu ubiquity:     tarinfo = self.getmember(member)
Sep 15 09:24:23 ubuntu ubiquity:   File "/usr/lib/python3.2/tarfile.py", line 1886, in getmember
Sep 15 09:24:23 ubuntu ubiquity:     raise KeyError("filename %r not found" % name)
Sep 15 09:24:23 ubuntu ubiquity: KeyError: "filename './etc/apt/sources.list' not found"
Sep 15 09:24:23 ubuntu plugininstall.py: log-output -t ubiquity chroot /target umount /sys
Sep 15 09:24:23 ubuntu plugininstall.py: log-output -t ubiquity chroot /target umount /proc
Sep 15 09:24:23 ubuntu plugininstall.py: log-output -t ubiquity umount /target/dev
Sep 15 09:24:23 ubuntu plugininstall.py: log-output -t ubiquity umount -f /target/proc
Sep 15 09:24:23 ubuntu plugininstall.py: log-output -t ubiquity umount -f /target/sys
Sep 15 09:24:23 ubuntu plugininstall.py: log-output -t ubiquity umount -f /target/dev
Sep 15 09:24:23 ubuntu plugininstall.py: Could not restore packages from the previous install:
Sep 15 09:24:23 ubuntu plugininstall.py: Traceback (most recent call last):
Sep 15 09:24:23 ubuntu plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 248, in run
Sep 15 09:24:23 ubuntu plugininstall.py:     self.apt_clone_restore()
Sep 15 09:24:23 ubuntu plugininstall.py:   File "/usr/share/ubiquity/plugininstall.py", line 1498, in apt_clone_restore
Sep 15 09:24:23 ubuntu plugininstall.py:     preexec_fn=install_misc.debconf_disconnect)
Sep 15 09:24:23 ubuntu plugininstall.py:   File "/usr/lib/python3.2/subprocess.py", line 489, in check_call
Sep 15 09:24:23 ubuntu plugininstall.py:     raise CalledProcessError(retcode, cmd)
Sep 15 09:24:23 ubuntu plugininstall.py: subprocess.CalledProcessError: Command '['apt-clone', 'restore-new-distro', '/target/ubiquity-apt-clone/apt-clone-state-ubuntu.tar.gz', 'quantal', '--destination', '/target']' returned non-zero exit status 1
Sep 15 09:24:23 ubuntu plugininstall.py: