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https://issues.apache.org/jira/browse/AIRFLOW-2787?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16774272#comment-16774272
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ASF subversion and git services commented on AIRFLOW-2787:
----------------------------------------------------------
Commit 6bcf023b27e0b463b7e28fff81b6c9ccbcb31b78 in airflow's branch
refs/heads/v1-10-test from George Leslie-Waksman
[ https://gitbox.apache.org/repos/asf?p=airflow.git;h=6bcf023 ]
AIRFLOW-2787 Allow is_backfill to handle NULL DagRun.run_id (#3629)
> Airflow scheduler dies on DAGs with NULL DagRun run_id
> ------------------------------------------------------
>
> Key: AIRFLOW-2787
> URL: https://issues.apache.org/jira/browse/AIRFLOW-2787
> Project: Apache Airflow
> Issue Type: Bug
> Reporter: George Leslie-Waksman
> Assignee: George Leslie-Waksman
> Priority: Critical
> Fix For: 1.10.3
>
>
> When a DagRun is created with NULL run_id, the scheduler subprocess will
> crash when checking `is_backfill`:
> {noformat}
> Got an exception! Propagating...
> Traceback (most recent call last):
> File "/usr/local/lib/python3.6/site-packages/airflow/jobs.py", line 347, in
> helper
> pickle_dags)
> File "/usr/local/lib/python3.6/site-packages/airflow/utils/db.py", line 53,
> in wrapper
> result = func(*args, **kwargs)
> File "/usr/local/lib/python3.6/site-packages/airflow/jobs.py", line 1583,
> in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File "/usr/local/lib/python3.6/site-packages/airflow/jobs.py", line 1175,
> in _process_dags
> self._process_task_instances(dag, tis_out)
> File "/usr/local/lib/python3.6/site-packages/airflow/jobs.py", line 873, in
> _process_task_instances
> if run.is_backfill:
> File "/usr/local/lib/python3.6/site-packages/airflow/models.py", line 4257,
> in is_backfill
> if "backfill" in self.run_id:
> TypeError: argument of type 'NoneType' is not iterable
> {noformat}
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