when I run "bzr push lp:~xigmatron/mail-notifier/1.1b" I get this error

[E E del Valle Pino]

bzr: ERROR: exceptions.NotImplementedError: should resend request to http://feeds.edge.launchpad.net/bazaar/, but this isn't implemented

Traceback (most recent call last):
  File "/usr/lib/python2.6/dist-packages/bzrlib/commands.py", line 853, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/usr/lib/python2.6/dist-packages/bzrlib/commands.py", line 1055, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib/python2.6/dist-packages/bzrlib/commands.py", line 661, in run_argv_aliases
    return self.run_direct(**all_cmd_args)
  File "/usr/lib/python2.6/dist-packages/bzrlib/commands.py", line 665, in run_direct
    return self._operation.run_simple(*args, **kwargs)
  File "/usr/lib/python2.6/dist-packages/bzrlib/cleanup.py", line 122, in run_simple
    self.cleanups, self.func, *args, **kwargs)
  File "/usr/lib/python2.6/dist-packages/bzrlib/cleanup.py", line 156, in _do_with_cleanups
    result = func(*args, **kwargs)
  File "/usr/lib/python2.6/dist-packages/bzrlib/builtins.py", line 1146, in run
    use_existing_dir=use_existing_dir)
  File "/usr/lib/python2.6/dist-packages/bzrlib/push.py", line 81, in _show_push_branch
    to_transport = transport.get_transport(location)
  File "/usr/lib/python2.6/dist-packages/bzrlib/transport/__init__.py", line 1555, in get_transport
    base = directories.dereference(base)
  File "/usr/lib/python2.6/dist-packages/bzrlib/directory_service.py", line 58, in dereference
    return service().look_up(name, url)
  File "/usr/lib/python2.6/dist-packages/bzrlib/plugins/launchpad/lp_directory.py", line 60, in look_up
    return self._resolve(url)
  File "/usr/lib/python2.6/dist-packages/bzrlib/plugins/launchpad/lp_directory.py", line 70, in _resolve
    result = resolve.submit(service)
  File "/usr/lib/python2.6/dist-packages/bzrlib/plugins/launchpad/lp_registration.py", line 275, in submit
    self._authenticated)
  File "/usr/lib/python2.6/dist-packages/bzrlib/plugins/launchpad/lp_registration.py", line 205, in send_request
    % e.headers.get('Location', 'NO-LOCATION-PRESENT'))
NotImplementedError: should resend request to http://feeds.edge.launchpad.net/bazaar/, but this isn't implemented

bzr 2.1.1 on python 2.6.5 (Linux-2.6.31-22-generic-i686-with-Ubuntu-10.04-lucid)
arguments: ['/usr/bin/bzr', 'push', 'lp:~xigmatron/mail-notifier/1.1b']
encoding: 'UTF-8', fsenc: 'UTF-8', lang: 'es_ES.utf8'
plugins:
  bzrtools /usr/lib/python2.6/dist-packages/bzrlib/plugins/bzrtools [2.1.0]
  dbus /usr/lib/python2.6/dist-packages/bzrlib/plugins/dbus [0.1.0dev]
  gtk /usr/lib/python2.6/dist-packages/bzrlib/plugins/gtk [0.98.0.final.1]
  launchpad /usr/lib/python2.6/dist-packages/bzrlib/plugins/launchpad [2.1.1]
  netrc_credential_store /usr/lib/python2.6/dist-packages/bzrlib/plugins/netrc_credential_store [2.1.1]
  news_merge /usr/lib/python2.6/dist-packages/bzrlib/plugins/news_merge [2.1.1]

[Martin Packman (gz)]

This is fixed in bzr 2.2 and will be in 2.1.4 or see the existing bug entry for a workaround.