test_subscribers_portlet windmill test is failing

test_results: ERROR Test Failure in test {'version': '0.1', 'suite_name': 'Bug subscribers portlet test', 'result': False, 'starttime': '2009-7-18T14:42:48.914Z', 'output': None, 'debug': "Looking up xpath //div[@id='portlet-subscribers']//a[@href='/~name16'], failed.", 'params': {'xpath': "//div[@id='portlet-subscribers']//a[@href='/~name16']", 'uuid': '40b621b2-8bec-11de-8003-001e8cb51ce3'}, 'endtime': '2009-7-18T14:42:48.917Z', 'method': 'asserts.assertNode'}
Traceback (most recent call last):
  File "/devel/launchpad/rocketfuel/lib/lp/bugs/windmill/tests/test_bugs/__init__.py", line 37, in test_subscribers_portlet
    client.asserts.assertNode(
  File "/devel/launchpad/rocketfuel/eggs/windmill-1.2-py2.4.egg/windmill/authoring/__init__.py", line 164, in __call__
    return self.exec_method(self.action_name, **kwargs)
  File "/devel/launchpad/rocketfuel/eggs/windmill-1.2-py2.4.egg/windmill/authoring/__init__.py", line 217, in _exec_test
    raise WindmillTestClientException(result['result'])
WindmillTestClientException: {'suite_name': 'Bug subscribers portlet test', 'result': False, 'starttime': '2009-7-18T14:42:48.914Z', 'params': {'xpath': "//div[@id='portlet-subscribers']//a[@href='/~name16']"}, 'debug': "Looking up xpath //div[@id='portlet-subscribers']//a[@href='/~name16'], failed.", 'output': None, 'endtime': '2009-7-18T14:42:48.917Z', 'method': 'asserts.assertNode'}

windmill.authoring: ERROR Functest test failed: test_subscribers_portlet