https://community.cloudera.com/t5/Archives-of-Support-Questions/Superset-crash-to-start-on-HDP-2-6-1-HDF3/m-p/204669#M65962 <P>I am also getting this error. I have check the config in ambari and the db port and http ports are both set. </P><P>It seems almost as if when ambari runs superset the config file in /etc/superset/conf/ isn't being used. </P> Sat, 14 Apr 2018 01:35:54 GMT david_hayman 2018-04-14T01:35:54Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Superset-crash-to-start-on-HDP-2-6-1-HDF3/m-p/204667#M65960 <P>Hello,</P><P>I install hdp 2.6.1 with druid on a MySQL and then HDF (nifi+SAM) on CentOS 7.2. All the component of Druid work fine except the Superset.</P><P>When I try to start it I got the following error:</P><PRE>resource_management.core.exceptions.ExecutionFailed: Execution of 'source /etc/superset/conf/superset-env.sh ; /usr/hdp/current/druid-superset/bin/superset db upgrade' returned 1. /usr/hdp/2.6.1.0-129/superset/lib/python3.4/importlib/_bootstrap.py:1161: ExtDeprecationWarning: Importing flask.ext.sqlalchemy is deprecated, use flask_sqlalchemy instead. spec.loader.load_module(spec.name) /usr/hdp/2.6.1.0-129/superset/lib/python3.4/importlib/_bootstrap.py:1161: ExtDeprecationWarning: Importing flask.ext.script is deprecated, use flask_script instead. spec.loader.load_module(spec.name) </PRE><P>And also:</P><PRE> File "/usr/hdp/2.6.1.0-129/superset/lib/python3.4/site-packages/sqlalchemy/engine/url.py", line 60, in __init__ self.port = int(port) ValueError: invalid literal for int() with base 10: '' </PRE><P>Any idea how to make it work? Or what kind of mistake I made? <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P><P>In attachment you have the full log from ambari.</P><P>Thanks,</P><P>Michel<A href="https://community.cloudera.com/legacyfs/online/attachments/23396-superset-error.txt" target="_blank">superset-error.txt</A></P> Tue, 21 Apr 2026 12:21:30 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Superset-crash-to-start-on-HDP-2-6-1-HDF3/m-p/204667#M65960 msumbul1 2026-04-21T12:21:30Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Superset-crash-to-start-on-HDP-2-6-1-HDF3/m-p/204668#M65961 <P>One of your configuration parameters for Superset is missing, it looks like it's one of the port statements.<BR />Check that you've set the database port for MySQL and the HTTP port for Superset.</P> Thu, 03 Aug 2017 23:07:26 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Superset-crash-to-start-on-HDP-2-6-1-HDF3/m-p/204668#M65961 dchaffey 2017-08-03T23:07:26Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Superset-crash-to-start-on-HDP-2-6-1-HDF3/m-p/204669#M65962 <P>I am also getting this error. I have check the config in ambari and the db port and http ports are both set. </P><P>It seems almost as if when ambari runs superset the config file in /etc/superset/conf/ isn't being used. </P> Sat, 14 Apr 2018 01:35:54 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Superset-crash-to-start-on-HDP-2-6-1-HDF3/m-p/204669#M65962 david_hayman 2018-04-14T01:35:54Z