Weird bug when clicking on custom study

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Anki 2.1.44 (b2b3275f) Python 3.8.6 Qt 5.14.2 PyQt 5.14.2
Platform: Windows 10
Flags: frz=True ao=False sv=2
Add-ons, last update check: 2021-09-04 14:48:01

Caught exception:
Traceback (most recent call last):
File “aqt\”, line 40, in
File “aqt\”, line 65, in onRadioChange
AttributeError: ‘Scheduler’ object has no attribute ‘totalNewForCurrentDeck’

Please try the latest version: When problems occur - Frequently Asked Questions