Onenote importer

I want to use onenote importer.
onenote importer:1971641744

But, the following error is displayed.
Please tell me how to deal with it.

An error occurred. Please start Anki while holding down the shift key, which will temporarily disable the add-ons you have installed.
If the issue only occurs when add-ons are enabled, please use the Tools > Add-ons menu item to disable some add-ons and restart Anki, repeating until you discover the add-on that is causing the problem.
When you’ve discovered the add-on that is causing the problem, please report the issue on the add-on support site.
Debug info:
Anki 2.1.33 (3f403040) Python 3.8.0 Qt 5.14.1 PyQt 5.14.1
Platform: Windows 10
Flags: frz=True ao=True sv=1
Add-ons, last update check: 2020-09-13 15:45:23

Caught exception:
Traceback (most recent call last):
File “C:\Users\shuma\AppData\Roaming\Anki2\addons21\1971641744_ init”, line 67, in importMHT
output =
File “C:\Users\shuma\AppData\Roaming\Anki2\addons21\1971641744\”, line 73, in run
answer = self._strip_newlines(tds[1].renderContents())
IndexError: list index out of range