Comment 0 for bug 1350235

No handlers could be found for logger "metadataserver"
Traceback (most recent call last):
  File "/usr/bin/django-admin", line 5, in <module>
    management.execute_from_command_line()
  File "/usr/lib/python2.7/dist-packages/django/core/management/__init__.py", line 399, in execute_from_command_line
    utility.execute()
  File "/usr/lib/python2.7/dist-packages/django/core/management/__init__.py", line 392, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/usr/lib/python2.7/dist-packages/django/core/management/__init__.py", line 261, in fetch_command
    commands = get_commands()
  File "/usr/lib/python2.7/dist-packages/django/core/management/__init__.py", line 107, in get_commands
    apps = settings.INSTALLED_APPS
  File "/usr/lib/python2.7/dist-packages/django/conf/__init__.py", line 54, in __getattr__
    self._setup(name)
  File "/usr/lib/python2.7/dist-packages/django/conf/__init__.py", line 49, in _setup
    self._wrapped = Settings(settings_module)
  File "/usr/lib/python2.7/dist-packages/django/conf/__init__.py", line 128, in __init__
    mod = importlib.import_module(self.SETTINGS_MODULE)
  File "/usr/lib/python2.7/dist-packages/django/utils/importlib.py", line 40, in import_module
    __import__(name)
  File "/usr/share/maas/maas/settings.py", line 73, in <module>
    DEFAULT_MAAS_URL = compose_URL_on_IP("http:///", guess_server_address())
  File "/usr/lib/python2.7/dist-packages/provisioningserver/utils/__init__.py", line 893, in compose_URL_on_IP
    if IPAddress(host).version == 6:
  File "/usr/lib/python2.7/dist-packages/netaddr/ip/__init__.py", line 315, in __init__
    'address from %r' % addr)
netaddr.core.AddrFormatError: failed to detect a valid IP address from None

The source of the failure is that the default route goes through an aliases interface.