Wrong data from rplidar s2 when the lidar is going near a obstacle

[tanmayrspace]

Hello , i am having a strange problem while using Rplidar S2 for navigation what's happening whenever the amr is going close to any object such as wall from a long distance i can see the Rplidar S2 data is correct but when it gets close to obstacle i am getting wrong data as in the data shows obstacle much closer than what it actually is. here is the video reference . i am tottaly confussed what is the problem
Screencast from 10-04-2024 03:47:27 PM.webm