Comment 3 for bug 1115791

This first error in the log is actually the following:

Feb 5 01:11:00 ubuntu ubiquity: Traceback (most recent call last):
Feb 5 01:11:00 ubuntu ubiquity: File "/usr/bin/apt-clone", line 117, in <module>
Feb 5 01:11:00 ubuntu ubiquity: args.source, args.destination, args.new_distro_codename, protect_installed)
Feb 5 01:11:00 ubuntu ubiquity: File "/usr/lib/python2.7/dist-packages/apt_clone.py", line 327, in restore_state
Feb 5 01:11:00 ubuntu ubiquity: self._restore_sources_list(statefile, targetdir)
Feb 5 01:11:00 ubuntu ubiquity: File "/usr/lib/python2.7/dist-packages/apt_clone.py", line 366, in _restore_sources_list
Feb 5 01:11:00 ubuntu ubiquity: tar.extract(self.TARPREFIX+"etc/apt/sources.list", targetdir)
Feb 5 01:11:00 ubuntu ubiquity: File "/usr/lib/python2.7/tarfile.py", line 2076, in extract
Feb 5 01:11:00 ubuntu ubiquity: tarinfo = self.getmember(member)
Feb 5 01:11:00 ubuntu ubiquity: File "/usr/lib/python2.7/tarfile.py", line 1796, in getmember
Feb 5 01:11:00 ubuntu ubiquity: raise KeyError("filename %r not found" % name)
Feb 5 01:11:00 ubuntu ubiquity: KeyError:
Feb 5 01:11:00 ubuntu ubiquity: "filename './etc/apt/sources.list' not found"