Traceback (most recent call last):

 "/usr/lib/python2.7/dist-packages/salt/loader.py", line 911, in load_modules
), fn_, path, desc

 "/usr/lib/python2.7/dist-packages/salt/cloud/clouds/pyrax.py", line 18, in <module>
import salt.utils.openstack.pyrax as suopImportError: No module named pyrax

Traceback (most recent call last):

 "/home/miki/Projects/flower/venv/lib/python2.7/site-packages/tornado/web.py", line 1141, in _when_complete
callback()

 "/home/miki/Projects/flower/venv/lib/python2.7/site-packages/tornado/web.py", line 1162, in _execute_method
self._when_complete(method(*self.path_args, **self.path_kwargs),

 "/home/miki/Projects/flower/venv/lib/python2.7/site-packages/tornado/web.py", line 2297, in wrapper
return method(self, *args, **kwargs)

 "flower/api/tasks.py", line 118, in get
worker=worker, state=state)))

 "/home/miki/Projects/flower/venv/lib/python2.7/site-packages/tornado/web.py", line 531, in write
chunk = escape.json_encode(chunk)

 "/home/miki/Projects/flower/venv/lib/python2.7/site-packages/tornado/escape.py", line 78, in json_encode
return json.dumps(value).replace("</", "<\\/")

 "/usr/lib64/python2.7/json/__init__.py", line 243, in dumps
return _default_encoder.encode(obj)

 "/usr/lib64/python2.7/json/encoder.py", line 207, in encode
chunks = self.iterencode(o, _one_shot=True)

 "/usr/lib64/python2.7/json/encoder.py", line 270, in iterencode
return _iterencode(o, 0)

 "/usr/lib64/python2.7/json/encoder.py", line 184, in default
raise TypeError(repr(o) + " is not JSON serializable")
TypeError: <Task: tasks.add(09d884d0-2919-490c-8b42-25756e93ba45) SUCCESS clock:173> is not JSON serializable