Issues with uploading images for a collaborative deck

Iโ€™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 โ€œ/Users/Library/Application Support/Anki2/addons21/1322529746/gui/menu.pyโ€, line 487, in _upload_deck_assets_action
notes_data = [ankihub_db.note_data(nid) for nid in nids]
File โ€œ/Users/Library/Application Support/Anki2/addons21/1322529746/gui/menu.pyโ€, line 487, in
notes_data = [ankihub_db.note_data(nid) for nid in nids]
File โ€œ/Users/Library/Application Support/Anki2/addons21/1322529746/db/db.pyโ€, line 292, in note_data
field[โ€œnameโ€] for field in aqt.mw.col.models.get(NotetypeId(mid))[โ€œfldsโ€]
TypeError: โ€˜NoneTypeโ€™ object is not subscriptable