Error when I press "Again" or "1" only on review cards

For some reason, only when I go through the review cards this error pops up only when I press “1” or “Again”

Anki 2.1.56 (07fd88dd) Python 3.9.15 Qt 6.4.0 PyQt 6.4.0 Platform: Windows-10-10.0.22621 Flags: frz=True ao=False sv=2 Add-ons, last update check: 2023-03-18 00:19:26 Caught exception: Traceback (most recent call last): File “aqt.reviewer”, line 498, in File “aqt.reviewer”, line 456, in _answerCard File “anki.scheduler.v2”, line 458, in answerCard File “anki.scheduler.v2”, line 487, in _answerCard File “anki.scheduler.v2”, line 840, in _answerRevCard File “anki.scheduler.v2”, line 857, in _rescheduleLapse File “anki.scheduler.v2”, line 589, in _moveToFirstStep File “anki.scheduler.v2”, line 582, in _updateRevIvlOnFail File “anki.scheduler.v2”, line 870, in _lapseIvl TypeError: unsupported operand type(s) for *: ‘int’ and ‘NoneType’

Please update to the latest version.

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