Comment 6 for bug 1055190

Same Error:

Traceback (most recent call last):
  File "/usr/bin/update-manager", line 114, in <module>
    app = UpdateManager(data_dir, options)
  File "/usr/lib/python3/dist-packages/UpdateManager/UpdateManager.py", line 75, in __init__
    self.unity = UnitySupport()
  File "/usr/lib/python3/dist-packages/UpdateManager/UnitySupport.py", line 58, in __init__
    um_launcher_entry = Unity.LauncherEntry.get_for_desktop_id(
  File "/usr/lib/python3/dist-packages/gi/module.py", line 269, in __getattr__
    return getattr(self._introspection_module, name)
  File "/usr/lib/python3/dist-packages/gi/module.py", line 164, in __getattr__
    interfaces = tuple(interface for interface in get_interfaces_for_object(info)
  File "/usr/lib/python3/dist-packages/gi/module.py", line 89, in get_interfaces_for_object
    module = __import__('gi.repository.%s' % namespace, fromlist=[name])
  File "/usr/lib/python3/dist-packages/gi/importer.py", line 76, in load_module
    dynamic_module._load()
  File "/usr/lib/python3/dist-packages/gi/module.py", line 244, in _load
    overrides_modules = __import__('gi.overrides', fromlist=[self._namespace])
EOFError: EOF read where not expected