Problem Description:

[robot_launch.launch] is neither a launch file in package [kinova_gazebo] nor is [kinova_gazebo] a launch file name
The traceback for the exception was written to the log file

terms of settlement:

The error indicates that the corresponding package is not installed in the ROS system. In this case, go to the top of the project file and use catkin_ The make command compiles the file. If it is executed again at this time, an error will still be reported. Then add another statement:

source devel/setup.bash

Will devel/ setup.bash Add to the system, and then run