abhishekshenoy commented on issue #13047:
URL: https://github.com/apache/airflow/issues/13047#issuecomment-788039194
Hi Team ,
Our dags are failing to start with the below issue . We have not done any
chages , had just restarted our scheduler and then onwards we are facing this
issue.
```
[2021-03-01 15:27:34,622] {scheduler_job.py:1229} ERROR - Executor reports
task instance <TaskInstance: wmt.hw.clinic.create_cluster.create_cluster
2021-03-01 15:06:37.473524+00:00 [queued]> finished (failed) although the task
says its queued. (Info: None) Was the task killed externally?
[2021-03-01 15:27:36,366] {dagrun.py:429} ERROR - Marking run <DagRun
wmt.hw.clinic.create_cluster @ 2021-03-01 15:06:37.473524+00:00:
manual__2021-03-01T15:06:37.473524+00:00, externally triggered: True> failed
Process ForkProcess-8:
Traceback (most recent call last):
File "/usr/local/lib/python3.8/multiprocessing/process.py", line 315, in
_bootstrap
self.run()
File "/usr/local/lib/python3.8/multiprocessing/process.py", line 108, in
run
self._target(*self._args, **self._kwargs)
File
"/home/airflow/.local/lib/python3.8/site-packages/airflow/utils/dag_processing.py",
line 365, in _run_processor_manager
processor_manager.start()
File
"/home/airflow/.local/lib/python3.8/site-packages/airflow/utils/dag_processing.py",
line 596, in start
return self._run_parsing_loop()
File
"/home/airflow/.local/lib/python3.8/site-packages/airflow/utils/dag_processing.py",
line 659, in _run_parsing_loop
self._processors.pop(processor.file_path)
KeyError: '/opt/airflow/dags/a0s03fc/rcm_clinic_create_cluster.py'
```
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