yaobaishijie commented on issue #50038:
URL: https://github.com/apache/airflow/issues/50038#issuecomment-2844828482
I also encountered the same problem, as shown in the picture
`2025-05-01 20:49:51,117 INFO - Starting the Dag Processor Job
2025-05-01 20:49:51,117 INFO - Processing files using up to 2 processes at a
time
2025-05-01 20:49:51,118 INFO - Process each file at most once every 30
seconds
2025-05-01 20:49:51,120 INFO - DAG bundles loaded: dags-folder
2025-05-01 20:49:51,124 INFO - DAG bundles loaded: dags-folder
2025-05-01 20:49:51,124 INFO - Checking for new files in bundle dags-folder
every 300 seconds
2025-05-01 20:49:51,128 INFO - Refreshing bundle dags-folder
2025-05-01 20:49:51,130 INFO - Searching for files in dags-folder at
/root/airflow/dags
2025-05-01 20:49:51,133 INFO - Found 15 files for bundle dags-folder
2025-05-01 20:49:51,152 ERROR - Exception when executing DagProcessorJob
Traceback (most recent call last):
File
"/root/miniconda3/envs/airflow/lib/python3.9/site-packages/airflow/jobs/dag_processor_job_runner.py",
line 61, in _execute
self.processor.run()
File
"/root/miniconda3/envs/airflow/lib/python3.9/site-packages/airflow/dag_processing/manager.py",
line 262, in run
return self._run_parsing_loop()
File
"/root/miniconda3/envs/airflow/lib/python3.9/site-packages/airflow/dag_processing/manager.py",
line 347, in _run_parsing_loop
self._start_new_processes()
File
"/root/miniconda3/envs/airflow/lib/python3.9/site-packages/airflow/dag_processing/manager.py",
line 894, in _start_new_processes
processor = self._create_process(file)
File
"/root/miniconda3/envs/airflow/lib/python3.9/site-packages/airflow/dag_processing/manager.py",
line 876, in _create_process
return DagFileProcessorProcess.start(
File
"/root/miniconda3/envs/airflow/lib/python3.9/site-packages/airflow/dag_processing/processor.py",
line 245, in start
proc: Self = super().start(target=target, **kwargs)
File
"/root/miniconda3/envs/airflow/lib/python3.9/site-packages/airflow/sdk/execution_time/supervisor.py",
line 487, in start
proc._register_pipe_readers(
File
"/root/miniconda3/envs/airflow/lib/python3.9/site-packages/airflow/sdk/execution_time/supervisor.py",
line 506, in _register_pipe_readers
self.selector.register(
File "/root/miniconda3/envs/airflow/lib/python3.9/selectors.py", line 360,
in register
self._selector.register(key.fd, poller_events)
OSError: [Errno 22] Invalid argument`
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