Hello,

One of my lists is return a 500 error when I try to visit the list's home page:

HTTP Error 500: {"title": "500 Internal Server Error"}

mailmanweb.log says:

ERROR 2024-07-13 15:22:30,073 1668 postorius Un-handled exception: HTTP Error 500: {"title": "500 Internal Server Error"} Traceback (most recent call last): File "/usr/lib/python3.8/site-packages/django/core/handlers/base.py", line 113, in _get_response response = wrapped_callback(request, *callback_args, **callback_kwargs) File "/usr/lib/python3.8/site-packages/django/views/generic/base.py", line 71, in view return self.dispatch(request, *args, **kwargs) File "/usr/lib/python3.8/site-packages/postorius/views/generic.py", line 74, in dispatch return super(MailingListView, self).dispatch(request, *args, **kwargs) File "/usr/lib/python3.8/site-packages/django/views/generic/base.py", line 97, in dispatch return handler(request, *args, **kwargs) File "/usr/lib/python3.8/site-packages/postorius/views/list.py", line 275, in get 'hyperkitty' in self.mailing_list.archivers and # noqa: W504 File "/usr/lib/python3.8/_collections_abc.py", line 666, in __contains__ self[key] File "/usr/lib/python3.8/site-packages/mailmanclient/restbase/base.py", line 146, in __getitem__ return self._get(key) File "/usr/lib/python3.8/site-packages/mailmanclient/restbase/base.py", line 88, in _get return self.rest_data[key] File "/usr/lib/python3.8/site-packages/mailmanclient/restbase/base.py", line 74, in rest_data response, content = self._connection.call(self._url) File "/usr/lib/python3.8/site-packages/mailmanclient/restbase/connection.py", line 127, in call raise HTTPError(url, response.status_code, urllib.error.HTTPError: HTTP Error 500: {"title": "500 Internal Server Error"} ERROR 2024-07-13 15:22:30,079 1668 django.request Internal Server Error: /postorius/lists/XXXX/ ERROR 2024-07-13 15:22:30,079 1668 django.request Internal Server Error: /postorius/lists/XXXX/

mailman.log says:

[13/Jul/2024:15:23:44 +0000] "GET /3.1/lists/XXXX HTTP/1.1" 200 466 "-" "GNU Mailman REST client v3.3.2" [13/Jul/2024:15:23:44 +0000] "GET /3.1/lists/XXXX/roster/owner HTTP/1.1" 200 2401 "-" "GNU Mailman REST client v3.3.2" [13/Jul/2024:15:23:44 +0000] "GET /3.1/lists/XXXX/roster/moderator HTTP/1.1" 200 90 "-" "GNU Mailman REST client v3.3.2" [13/Jul/2024:15:23:44 +0000] "GET /3.1/lists/XXX@XXXX/config HTTP/1.1" 200 14262 "-" "GNU Mailman REST client v3.3.2" 2024-07-13 15:23:44 [FALCON] [ERROR] GET /3.1/lists/XXXX/archivers => Traceback (most recent call last): File "/usr/lib/python3.8/site-packages/falcon/app.py", line 361, in __call__ responder(req, resp, **params) File "/usr/lib/python3.8/site-packages/mailman/rest/lists.py", line 405, in on_get archiver_set = IListArchiverSet(self._mlist) File "/usr/lib/python3.8/site-packages/zope/component/_api.py", line 152, in adapter_hook return sitemanager.queryAdapter(object, interface, name, default) File "/usr/lib/python3.8/site-packages/zope/interface/registry.py", line 354, in queryAdapter return self.adapters.queryAdapter(object, interface, name, default) File "/usr/lib/python3.8/site-packages/mailman/database/transaction.py", line 85, in wrapper return function(args[0], config.db.store, *args[1:], **kws) File "/usr/lib/python3.8/site-packages/mailman/model/mailinglist.py", line 619, in __init__ exists = store.query(ListArchiver).filter( File "/usr/lib/python3.8/site-packages/sqlalchemy/orm/query.py", line 3467, in one_or_none raise orm_exc.MultipleResultsFound( sqlalchemy.orm.exc.MultipleResultsFound: Multiple rows were found for one_or_none()

[13/Jul/2024:15:23:44 +0000] "GET /3.1/lists/XXXX/archivers HTTP/1.1" 500 38 "-" "GNU Mailman REST client v3.3.2"

Did this one list get corrupted somehow?

I'm running GNU Mailman 3.3.4 (Tom Sawyer) in Docker containers on Debian Stretch. Emails to that list are not getting processed. I'm not out of disk space.

Anything I should check?

Thank you, Seth