[jira] [Commented] (AIRFLOW-7113) Airflow failed to render gantt view due to missing start_date

["ASF GitHub Bot (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/AIRFLOW-7113?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17068965#comment-17068965 ] 

ASF GitHub Bot commented on AIRFLOW-7113:
-----------------------------------------

cong-zhu commented on pull request #7913: [AIRFLOW-7113] fix gantt render error
URL: https://github.com/apache/airflow/pull/7913
 
 
   ---
   Issue link: [AIRFLOW-7113](https://issues.apache.org/jira/browse/AIRFLOW-7113)
   
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> Airflow failed to render gantt view due to missing start_date
> -------------------------------------------------------------
>
>                 Key: AIRFLOW-7113
>                 URL: https://issues.apache.org/jira/browse/AIRFLOW-7113
>             Project: Apache Airflow
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.10.10
>            Reporter: Cong Zhu
>            Assignee: Cong Zhu
>            Priority: Major
>
> Airflow failed to render gantt view if some task instances were missing start_date. This can happen when tasks failed with parsing issue. 
> Example traceback:
> {quote}Traceback (most recent call last): File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1988, in wsgi_app response = self.full_dispatch_request() File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1641, in full_dispatch_request rv = self.handle_user_exception(e) File "/usr/local/lib/python2.7/dist-packages/newrelic/hooks/framework_flask.py", line 103, in _nr_wrapper_Flask_handle_exception_ return wrapped(*args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1544, in handle_user_exception reraise(exc_type, exc_value, tb) File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1639, in full_dispatch_request rv = self.dispatch_request() File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1625, in dispatch_request return self.view_functions[rule.endpoint](**req.view_args) File "/usr/local/lib/python2.7/dist-packages/newrelic/hooks/framework_flask.py", line 40, in _nr_wrapper_handler_ return wrapped(*args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/airflow/www_rbac/decorators.py", line 121, in wrapper return f(self, *args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/flask_appbuilder/security/decorators.py", line 101, in wraps return f(self, *args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/airflow/www_rbac/decorators.py", line 56, in wrapper return f(*args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/airflow/utils/db.py", line 77, in wrapper return func(*args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/airflow/www_rbac/views.py", line 1889, in gantt 'startDate': wwwutils.epoch(start_date), File "/usr/local/lib/python2.7/dist-packages/airflow/www_rbac/utils.py", line 192, in epoch return int(time.mktime(dttm.timetuple())) * 1000, AttributeError: 'NoneType' object has no attribute 'timetuple'{quote}



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