@kuriko
The error occurs in version V2.1.9 and V2.1.8. Version V2.1.7 works.

Traceback (most recent call last):
File "main.py", line 194, in <module>
File "main.py", line 114, in setup
File "unit/buzzer.py", line 10, in init
File "driver/haptic.py", line 21, in init
ValueError: unreachable frequency 4000

MicroPython v1.24.0-dirty on 2024-12-06; M5STACK StampS3 with ESP32-S3-FN8
Type "help()" for more information.

Hi,
When I load my saved file, the following dialog appears:

What can I do about this?