problem with celery beat option

[lfaino]

Dear Developper

do you have any idea why i get the error below when i run

celery -A Monica worker -n monica -c 10 --beat -l info -E

as you can immage, if i remove beat, the error is not there.

[2025-02-07 12:52:23,586: ERROR/Beat] Process Beat Traceback (most recent call last): File "/home/lfaino/.local/lib/python3.10/site-packages/billiard/process.py", line 323, in _bootstrap self.run() File "/home/lfaino/.local/lib/python3.10/site-packages/celery/beat.py", line 718, in run self.service.start(embedded_process=True) File "/home/lfaino/.local/lib/python3.10/site-packages/celery/beat.py", line 634, in start humanize_seconds(self.scheduler.max_interval)) File "/home/lfaino/.local/lib/python3.10/site-packages/kombu/utils/objects.py", line 40, in __get__ return super().__get__(instance, owner) File "/usr/lib/python3.10/functools.py", line 981, in __get__ val = self.func(instance) File "/home/lfaino/.local/lib/python3.10/site-packages/celery/beat.py", line 677, in scheduler return self.get_scheduler() File "/home/lfaino/.local/lib/python3.10/site-packages/celery/beat.py", line 667, in get_scheduler aliases = dict(load_extension_class_names(extension_namespace)) File "/home/lfaino/.local/lib/python3.10/site-packages/celery/utils/imports.py", line 150, in load_extension_class_names _entry_points = entry_points(group=namespace) File "/usr/lib/python3.10/importlib/metadata/__init__.py", line 1021, in entry_points return SelectableGroups.load(eps).select(**params) File "/usr/lib/python3.10/importlib/metadata/__init__.py", line 459, in load ordered = sorted(eps, key=by_group) File "/usr/lib/python3.10/importlib/metadata/__init__.py", line 1018, in <genexpr> eps = itertools.chain.from_iterable( File "/usr/lib/python3.10/importlib/metadata/_itertools.py", line 16, in unique_everseen k = key(element) File "/usr/lib/python3.10/importlib/metadata/__init__.py", line 943, in _normalized_name or super()._normalized_name File "/usr/lib/python3.10/importlib/metadata/__init__.py", line 622, in _normalized_name return Prepared.normalize(self.name) File "/usr/lib/python3.10/importlib/metadata/__init__.py", line 617, in name return self.metadata['Name'] File "/usr/lib/python3.10/importlib/metadata/__init__.py", line 606, in metadata or self.read_text('PKG-INFO') File "/usr/lib/python3.10/importlib/metadata/__init__.py", line 927, in read_text return self._path.joinpath(filename).read_text(encoding='utf-8') File "/usr/lib/python3.10/zipfile.py", line 2398, in read_text with self.open('r', encoding, *args, **kwargs) as strm: File "/usr/lib/python3.10/zipfile.py", line 2379, in open stream = self.root.open(self.at, zip_mode, pwd=pwd) File "/usr/lib/python3.10/zipfile.py", line 1541, in open fheader = zef_file.read(sizeFileHeader) File "/usr/lib/python3.10/zipfile.py", line 751, in read self._pos = self._file.tell() OSError: [Errno 9] Bad file descriptor

my setting file looks lik this:

user_settings.py.txt

do you have any advice?

[Chris7]

It looks like the file descriptor that beat is trying to use to claim pids is throwing an error. Maybe some permission issue perhaps?