rviz does not produce skeleton data when openni_tracker is made to run
After running the command : rosrun openni_tracker openni_tracker ; the terminal displays an output such as " [ INFO] [1584978045.838796023]: New User 2 On running the command : rosrun rviz rviz ;an error pops up in rviz saying that openni_depth_frame does not exist and no skeleton data is displayed