[GitHub] [airflow] gargrishabh75 edited a comment on issue #18286: Last Run not loading for DAGs on the listing page

[GitBox <gi...@apache.org>]

gargrishabh75 edited a comment on issue #18286:
URL: https://github.com/apache/airflow/issues/18286#issuecomment-920981829


   > CAn you please take a look at webserver logs and paste the error you see there? I think that must be something specific to your setting (I have some guesses but they are pretty wild without logs).
   
   ```
   Airflow version: 2.1.3
   -------------------------------------------------------------------------------
   Traceback (most recent call last):
     File "/home/airflow/.local/lib/python3.7/site-packages/flask/app.py", line 2447, in wsgi_app
       response = self.full_dispatch_request()
     File "/home/airflow/.local/lib/python3.7/site-packages/flask/app.py", line 1952, in full_dispatch_request
       rv = self.handle_user_exception(e)
     File "/home/airflow/.local/lib/python3.7/site-packages/flask/app.py", line 1821, in handle_user_exception
       reraise(exc_type, exc_value, tb)
     File "/home/airflow/.local/lib/python3.7/site-packages/flask/_compat.py", line 39, in reraise
       raise value
     File "/home/airflow/.local/lib/python3.7/site-packages/flask/app.py", line 1950, in full_dispatch_request
       rv = self.dispatch_request()
     File "/home/airflow/.local/lib/python3.7/site-packages/flask/app.py", line 1936, in dispatch_request
       return self.view_functions[rule.endpoint](**req.view_args)
     File "/home/airflow/.local/lib/python3.7/site-packages/airflow/www/auth.py", line 34, in decorated
       return func(*args, **kwargs)
     File "/home/airflow/.local/lib/python3.7/site-packages/airflow/utils/session.py", line 70, in wrapper
       return func(*args, session=session, **kwargs)
     File "/home/airflow/.local/lib/python3.7/site-packages/airflow/www/views.py", line 858, in last_dagruns
       for r in query
     File "/home/airflow/.local/lib/python3.7/site-packages/airflow/www/views.py", line 858, in <dictcomp>
       for r in query
   AttributeError: 'NoneType' object has no attribute 'isoformat'
   ```
   
   (edited to correct formatting - @uranusjr)


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