Camera calibration file not used

[Sivasankar-Ganesan]

While I am running
roslaunch openni2_launch openni2.launch
I am getting warning.
[ INFO] [1555763947.524317570]: using default calibration URL
[ INFO] [1555763947.524611643]: camera calibration URL: file:///home/robot/.ros/camera_info/depth_Kinect_Microsoft.yaml
[ INFO] [1555763947.525154417]: Unable to open camera calibration file [/home/robot/.ros/camera_info/depth_Kinect_Microsoft.yaml]
[ WARN] [1555763947.525258971]: Camera calibration file /home/robot/.ros/camera_info/depth_Kinect_Microsoft.yaml not found.

How to avoid this warning.