[ https://issues.apache.org/jira/browse/AIRFLOW-5207?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Marcus Levine closed AIRFLOW-5207. ---------------------------------- Resolution: Not A Problem This turned out to be an issue with one of our plugins > Mark Success and Mark Failed views error out due to DAG reassignment > -------------------------------------------------------------------- > > Key: AIRFLOW-5207 > URL: https://issues.apache.org/jira/browse/AIRFLOW-5207 > Project: Apache Airflow > Issue Type: Bug > Components: ui > Affects Versions: 1.10.4 > Reporter: Marcus Levine > Assignee: Marcus Levine > Priority: Major > Fix For: 1.10.5 > > Original Estimate: 1h > Remaining Estimate: 1h > > When trying to clear a task after upgrading to 1.10.4, I get the following > traceback: > {code:java} > File "/usr/local/lib/python3.7/site-packages/airflow/www/views.py", line > 1451, in failed future, past, State.FAILED) File > "/usr/local/lib/python3.7/site-packages/airflow/www/views.py", line 1396, in > _mark_task_instance_state task.dag = dag File > "/usr/local/lib/python3.7/site-packages/airflow/models/baseoperator.py", line > 509, in dag "The DAG assigned to {} can not be changed.".format(self)) > airflow.exceptions.AirflowException: The DAG assigned to > <Task(SubDagOperator): my-dag> can not be changed.{code} > This should be a simple fix by either dropping the offending line, or if it > is required to keep things working, just set the private attribute instead: > {code:java} > task._dag = dag > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016)