Bug Report -- Deleting Deck and Unsubscribing at the same time

Before the error happened, I was deleting a deck and unsubscribing from a deck at the same time. I am listed as a maintainer.

Error message (don't change this)
Anki 2.1.56 (07fd88dd) Python 3.9.15 Qt 6.3.2 PyQt 6.3.1
Platform: macOS-13.5-arm64-arm-64bit
Flags: frz=True ao=True sv=3
Add-ons, last update check: 2023-08-17 14:18:18

Traceback (most recent call last):

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/ankihub_client/ankihub_client.py", line 224, in _send_request_with_retry
    response = self._send_request_with_retry_inner(request, stream=stream)

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/lib/tenacity/__init__.py", line 289, in wrapped_f
    return self(f, *args, **kw)

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/lib/tenacity/__init__.py", line 379, in __call__
    do = self.iter(retry_state=retry_state)

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/lib/tenacity/__init__.py", line 326, in iter
    raise retry_exc from fut.exception()

tenacity.RetryError: RetryError[<Future at 0x2f51a3640 state=finished raised ConnectionError>]


During handling of the above exception, another exception occurred:


Traceback (most recent call last):

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/ankihub_client/ankihub_client.py", line 230, in _send_request_with_retry
    response = last_attempt.result()

  File "concurrent.futures._base", line 439, in result

  File "concurrent.futures._base", line 391, in __get_result

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/lib/tenacity/__init__.py", line 382, in __call__
    result = fn(*args, **kwargs)

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/ankihub_client/ankihub_client.py", line 245, in _send_request_with_retry_inner
    response = session.send(request, stream=stream)

  File "requests.sessions", line 701, in send

  File "requests.adapters", line 565, in send

requests.exceptions.ConnectionError: HTTPSConnectionPool(host='app.ankihub.net', port=443): Max retries exceeded with url: /api/decks/1402b56d-5775-4479-836c-2e2bc751e161/subscriptions/ (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x2f51a3a60>: Failed to establish a new connection: [Errno 61] Connection refused'))


The above exception was the direct cause of the following exception:


Traceback (most recent call last):

  File "aqt.deckbrowser", line 275, in <lambda>

  File "decorator", line 232, in fun

  File "anki.hooks", line 89, in decorator_wrapper

  File "anki.hooks", line 81, in repl

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/gui/deckbrowser.py", line 33, in _after_anki_deck_deleted
    unsubscribe_from_deck_and_uninstall(deck_ankihub_id)

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/main/deck_unsubscribtion.py", line 12, in unsubscribe_from_deck_and_uninstall
    client.unsubscribe_from_deck(deck_ankihub_id)

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/ankihub_client/ankihub_client.py", line 561, in unsubscribe_from_deck
    response = self._send_request(

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/ankihub_client/ankihub_client.py", line 210, in _send_request
    response = self._send_request_with_retry(prepped, stream=stream)

  File "/Users/jonasneichin/Library/Application Support/Anki2/addons21/1322529746/ankihub_client/ankihub_client.py", line 232, in _send_request_with_retry
    raise AnkiHubRequestException(e) from e

1322529746.ankihub_client.ankihub_client.AnkiHubRequestException: AnkiHub request exception: HTTPSConnectionPool(host='app.ankihub.net', port=443): Max retries exceeded with url: /api/decks/1402b56d-5775-4479-836c-2e2bc751e161/subscriptions/ (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x2f51a3a60>: Failed to establish a new connection: [Errno 61] Connection refused'))

Sentry link (for developers)