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Posted to commits@airflow.apache.org by "jack (JIRA)" <ji...@apache.org> on 2019/03/07 09:19:00 UTC

[jira] [Commented] (AIRFLOW-3777) unsupported operand type(s) for +=: 'int' and 'NoneType' exception in duration view

    [ https://issues.apache.org/jira/browse/AIRFLOW-3777?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16786545#comment-16786545 ] 

jack commented on AIRFLOW-3777:
-------------------------------

can you show a DAG example that causes this error?

> unsupported operand type(s) for +=: 'int' and 'NoneType' exception in duration view
> -----------------------------------------------------------------------------------
>
>                 Key: AIRFLOW-3777
>                 URL: https://issues.apache.org/jira/browse/AIRFLOW-3777
>             Project: Apache Airflow
>          Issue Type: Bug
>          Components: webserver
>    Affects Versions: 1.10.1
>            Reporter: Emmanuel Brard
>            Priority: Minor
>
> The duration view fails with exception: `TypeError: unsupported operand type(s) for +=: 'int' and 'NoneType'` because the table `task_fail` contains records with missing start_date and duration.



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