Review heatmap troubling

[pranaydeepk]

Debug info:
Anki 2.1.35 (84dcaa86) Python 3.8.0 Qt 5.14.2 PyQt 5.14.2
Platform: Windows 7
Flags: frz=True ao=True sv=1
Add-ons, last update check: 2021-03-31 09:19:23

Caught exception:
Traceback (most recent call last):
File “C:\Users\cr\AppData\Roaming\Anki2\addons21\723520343\libaddon\gui\basic\dialog_basic.py”, line 93, in accept
self._onAccept()
File “C:\Users\cr\AppData\Roaming\Anki2\addons21\723520343\libaddon\gui\dialog_options.py”, line 130, in _onAccept
self.config.save()
File “C:\Users\cr\AppData\Roaming\Anki2\addons21\723520343\libaddon\anki\configmanager.py”, line 216, in save
saver(self._config[name])
File “C:\Users\cr\AppData\Roaming\Anki2\addons21\723520343\libaddon\anki\configmanager.py”, line 457, in _saveSynced
self._getStorageObj(“synced”)[self._conf_key] = config
File “anki\config.py”, line 64, in setitem
File “anki\config.py”, line 40, in set
orjson.JSONEncodeError: Type is not JSON serializable: WrappedDict

[zhushenli]

Maybe same issue.

Heatmap Settings Causing Error

Hello, I am very new to Anki, and recently installed the Heatmap Addons. When I tried to change the color scheme, I was able to open the “review heatmap settings” tab and change the color scheme option just fine. However, when I click “OK”, the following error comes up. I have tried restarting Anki, but I am not sure what else to try. Heatmap is the only addon I have installed. Thanks for any help in advance! Error An error occurred. Please start Anki while holding down the shift key, which w…

[glutanimate]

Agree with @zhushenli, it seems like you downloaded an unofficial and unsupported version of the add-on by accident. You can get the official version here: https://ankiweb.net/shared/info/177107408. Requires a manual download at the moment (see the “latest beta” link at the top), but will soon be installable directly via AnkiWeb.