Comment 3 for bug 1391731

Exception during installation:
Nov 12 05:00:44 ubuntu /plugininstall.py: Traceback (most recent call last):
Nov 12 05:00:44 ubuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 1770, in <module>
Nov 12 05:00:44 ubuntu /plugininstall.py: install.run()
Nov 12 05:00:44 ubuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 78, in wrapper
Nov 12 05:00:44 ubuntu /plugininstall.py: func(self)
Nov 12 05:00:44 ubuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 252, in run
Nov 12 05:00:44 ubuntu /plugininstall.py: self.remove_extras()
Nov 12 05:00:44 ubuntu /plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 1455, in remove_extras
Nov 12 05:00:44 ubuntu /plugininstall.py: cache = Cache()
Nov 12 05:00:44 ubuntu /plugininstall.py: File "/usr/lib/python3/dist-packages/apt/cache.py", line 107, in __init__
Nov 12 05:00:44 ubuntu /plugininstall.py: self.open(progress)
Nov 12 05:00:44 ubuntu /plugininstall.py: File "/usr/lib/python3/dist-packages/apt/cache.py", line 151, in open
Nov 12 05:00:44 ubuntu /plugininstall.py: self._cache = apt_pkg.Cache(progress)
Nov 12 05:00:44 ubuntu /plugininstall.py: SystemError: E:Encountered a section with no Package: header, E:Problem with MergeList /target/var/lib/apt/lists/us.archive.ubuntu.com_ubuntu_dists_trusty_universe_i18n_Translation-en, E:The package lists or status file could not be parsed or opened.
Nov 12 05:00:44 ubuntu /plugininstall.py: