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Subject [GitHub] [incubator-superset] prb219 opened a new issue #10305: ConnectionRefusedError seen while creating a chart in Superset UI
Date Mon, 13 Jul 2020 22:54:08 GMT

prb219 opened a new issue #10305:

   Hi Everyone, 
   I am facing and Issue while trying to create a chart on the Superset UI using a Druid data
source. Can someone point 
   Superset version in use: 0.36.0
   ### Expected results
   Expected to successfully create a chart by querying Druid
   ### Actual results
   I see a Connection refused instead. 
   #### Screenshots
   `Traceback (most recent call last):
     File "/appvenv/lib/python3.6/site-packages/urllib3/", line 160, in _new_conn
       (self._dns_host, self.port), self.timeout, **extra_kw
     File "/appvenv/lib/python3.6/site-packages/urllib3/util/", line 84, in create_connection
       raise err
     File "/appvenv/lib/python3.6/site-packages/urllib3/util/", line 74, in create_connection
   ConnectionRefusedError: [Errno 111] Connection refused
   During handling of the above exception, another exception occurred:
   Traceback (most recent call last):
     File "/appvenv/lib/python3.6/site-packages/urllib3/", line 677, in urlopen
     File "/appvenv/lib/python3.6/site-packages/urllib3/", line 392, in _make_request
       conn.request(method, url, **httplib_request_kw)
     File "/usr/lib64/python3.6/http/", line 1254, in request
       self._send_request(method, url, body, headers, encode_chunked)
     File "/usr/lib64/python3.6/http/", line 1300, in _send_request
       self.endheaders(body, encode_chunked=encode_chunked)
     File "/usr/lib64/python3.6/http/", line 1249, in endheaders
       self._send_output(message_body, encode_chunked=encode_chunked)
     File "/usr/lib64/python3.6/http/", line 1036, in _send_output
     File "/usr/lib64/python3.6/http/", line 974, in send
     File "/appvenv/lib/python3.6/site-packages/urllib3/", line 187, in connect
       conn = self._new_conn()
     File "/appvenv/lib/python3.6/site-packages/urllib3/", line 172, in _new_conn
       self, "Failed to establish a new connection: %s" % e
   urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at
0x7f8cbb8955c0>: Failed to establish a new connection: [Errno 111] Connection refused
   During handling of the above exception, another exception occurred:
   Traceback (most recent call last):
     File "/appvenv/lib/python3.6/site-packages/requests/", line 449, in send
     File "/appvenv/lib/python3.6/site-packages/urllib3/", line 725, in urlopen
       method, url, error=e, _pool=self, _stacktrace=sys.exc_info()[2]
     File "/appvenv/lib/python3.6/site-packages/urllib3/util/", line 439, in increment
       raise MaxRetryError(_pool, url, error or ResponseError(cause))`
   #### How to reproduce the bug
   1. Go to '...'
   2. Click on '....'
   3. Scroll down to '....'
   4. See error
   ### Environment
   (please complete the following information):
   - superset version: 0.36.0
   - python version: Python 3.6.8
   ### Checklist
   Make sure these boxes are checked before submitting your issue - thank you!
   - [Y ] I have checked the superset logs for python stacktraces and included it here as
text if there are any.
   - [ Y] I have reproduced the issue with at least the latest released version of superset.
   - [ ]Y I have checked the issue tracker for the same issue and I haven't found one similar.
   ### Additional context
   Add any other context about the problem here.

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