Unable to update to V7 with errors. Please Help

Import failed. Debugging info:
Traceback (most recent call last):
File “aqt/importing.py”, line 403, in on_done
File “concurrent/futures/_base.py”, line 432, in result
File “concurrent/futures/_base.py”, line 388, in __get_result
File “concurrent/futures/thread.py”, line 57, in run
File “anki/importing/apkg.py”, line 44, in run
File “anki/importing/anki2.py”, line 41, in run
File “anki/importing/anki2.py”, line 64, in _import
File “/Users/matthewgoldman/Library/Application Support/Anki2/addons21/1102281552/init.py”, line 72, in newImportNotes
shouldAdd = self._uniquifyNote(note)
File “anki/importing/anki2.py”, line 189, in _uniquifyNote
File “/Users/matthewgoldman/Library/Application Support/Anki2/addons21/1102281552/init.py”, line 255, in _mid
File “anki/models.py”, line 231, in update
File “anki/rsbackend_gen.py”, line 414, in add_or_update_notetype
File “anki/rsbackend.py”, line 265, in _run_command
anki.rsbackend.InvalidInput: InvalidInput { info: “attempt to save stale notetype” }

4 posts were merged into an existing topic: Special Fields error on 2.1.30