Traceback (most recent call last):


 "/anaconda/envs/python36/lib/python3.6/site-packages/flask/app.py", line 2446, in wsgi_app

response = self.full_dispatch_request()


 "/anaconda/envs/python36/lib/python3.6/site-packages/flask/app.py", line 1951, in full_dispatch_request

rv = self.handle_user_exception(e)


 "/anaconda/envs/python36/lib/python3.6/site-packages/flask/app.py", line 1820, in handle_user_exception

reraise(exc_type, exc_value, tb)


 "/anaconda/envs/python36/lib/python3.6/site-packages/flask/_compat.py", line 39, in reraise

raise value


 "/anaconda/envs/python36/lib/python3.6/site-packages/flask/app.py", line 1949, in full_dispatch_request

rv = self.dispatch_request()


 "/anaconda/envs/python36/lib/python3.6/site-packages/flask/app.py", line 1935, in dispatch_request

return self.view_functions[rule.endpoint](**req.view_args)


 "/anaconda/envs/python36/lib/python3.6/site-packages/mlflow/server/handlers.py", line 213, in wrapper

return func(*args, **kwargs)


 "/anaconda/envs/python36/lib/python3.6/site-packages/mlflow/server/handlers.py", line 464, in _search_runs

experiment_ids, filter_string, run_view_type, max_results, order_by, page_token


 "/anaconda/envs/python36/lib/python3.6/site-packages/mlflow/store/tracking/abstract_store.py", line 235, in search_runs

experiment_ids, filter_string, run_view_type, max_results, order_by, page_token


 "/anaconda/envs/python36/lib/python3.6/site-packages/mlflow/store/tracking/file_store.py", line 734, in _search_runs

sorted_runs = SearchUtils.sort(filtered, order_by)


 "/anaconda/envs/python36/lib/python3.6/site-packages/mlflow/utils/search_utils.py", line 487, in sort

reverse=not ascending,
TypeError: '<' not supported between instances of 'float' and 'NoneType'


Comment: An exception occurred in this state: Traceback (most recent call last):

 "/usr/lib/python2.7/site-packages/salt/state.py", line 1594, in call
**cdata['kwargs'])

 "/usr/lib/python2.7/site-packages/salt/loader.py", line 1491, in wrapper
return f(*args, **kwargs)

 "/usr/lib/python2.7/site-packages/salt/states/dellchassis.py", line 495, in switch
current_nic = __salt__['chassis.cmd']('network_info', module=name)

 "/usr/lib/python2.7/site-packages/salt/modules/chassis.py", line 44, in cmd
return __proxy__[proxycmd](cmd, *args, **kwargs)

 "/usr/lib/python2.7/site-packages/salt/proxy/fx2.py", line 292, in chconfig
return __salt__['dracr.'+cmd](*args, **kwargs)

 "/usr/lib/python2.7/site-packages/salt/modules/dracr.py", line 246, in network_info
if module not in inv.get('switch'):
TypeError: argument of type 'NoneType' is not iterable
Started: 22:29:29.759577