report errors:
Unable to open camera calibration file [/home/hri/.ros/camera_ info/head_ camera.yaml ]
reference resources:
https://github.com/ros-drivers/usb_ cam/issues/53
https://answers.ros.org/question/217806/rospack-error-package-image_ view-not-found/
reason:
The main reason is that image is not installed_ View
ahaaha
terms of settlement:
sudo apt-get install ros-indigo-image-view
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