Traceback (most recent call last):


 "/app/superset/views/base.py", line 181, in wraps

return f(self, *args, **kwargs)


 "/app/superset/utils/log.py", line 164, in wrapper

value = f(*args, **kwargs)


 "/app/superset/utils/cache.py", line 152, in wrapper

return f(*args, **kwargs)


 "/app/superset/views/utils.py", line 451, in wrapper

return f(*args, **kwargs)


 "/app/superset/views/core.py", line 619, in explore_json

return self.generate_json(viz_obj, response_type)


 "/app/superset/views/core.py", line 456, in generate_json

payload = viz_obj.get_payload()


 "/app/superset/viz.py", line 464, in get_payload

payload["data"] = self.get_data(df)


 "/app/superset/viz.py", line 1531, in get_data

chart_data = self.to_series(df)


 "/app/superset/viz.py", line 1500, in to_series

ys = series[m]
KeyError: 'metric1'

Exception occurred in runner manage.versions: Traceback (most recent call last):


 "/usr/lib/python2.7/site-packages/salt/client/mixins.py", line 392, in _low

data['return'] = self.functions[fun](*args, **kwargs)


 "/usr/lib/python2.7/site-packages/salt/runners/manage.py", line 666, in versions

minion_version = salt.version.SaltStackVersion.parse(minions[minion])


 "/usr/lib/python2.7/site-packages/salt/version.py", line 261, in parse

if version_string.lower() in cls.LNAMES:
AttributeError: 'bool' object has no attribute 'lower'
