Regarding deployment on the entity turtlebot3 I have a question about the radar.

[ZerothQAQ]

I'm trying to deploy it on a physical turtlebot3, but the number of samples in the radar doesn't match, and I don't know how to fix this at the moment.
Here is the error message

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more or less scans than expected! check model.sdf, got: 247, expected: 40
more or less scans than expected! check model.sdf, got: 247, expected: 40
more or less scans than expected! check model.sdf, got: 248, expected: 40
more or less scans than expected! check model.sdf, got: 247, expected: 40
more or less scans than expected! check model.sdf, got: 248, expected: 40
more or less scans than expected! check model.sdf, got: 248, expected: 40
more or less scans than expected! check model.sdf, got: 248, expected: 40
more or less scans than expected! check model.sdf, got: 247, expected: 40
more or less scans than expected! check model.sdf, got: 247, expected: 40
more or less scans than expected! check model.sdf, got: 248, expected: 40
more or less scans than expected! check model.sdf, got: 246, expected: 40