Issues with uploading images for a collaborative deck

I’ve been able to upload images for two decks. One deck keeps experiencing the following error. Any troubleshooting help from anyone would be appreciated.

Caught exception:
Traceback (most recent call last):
File “/Users/Library/Application Support/Anki2/addons21/1322529746/gui/menu.py”, line 487, in _upload_deck_assets_action
notes_data = [ankihub_db.note_data(nid) for nid in nids]
File “/Users/Library/Application Support/Anki2/addons21/1322529746/gui/menu.py”, line 487, in
notes_data = [ankihub_db.note_data(nid) for nid in nids]
File “/Users/Library/Application Support/Anki2/addons21/1322529746/db/db.py”, line 292, in note_data
field[“name”] for field in aqt.mw.col.models.get(NotetypeId(mid))[“flds”]
TypeError: ‘NoneType’ object is not subscriptable