The library was installed using "sudo apt-get install ros-hydro-pr2-2dnav", and when I try to execute "roslaunch pr2_2dnav pr2_2dnav.launch" it says that the launch file is missing, I take a look in the carpet and there was no launch file.
For further information please look: http://answers.ros.org/question/205061/problem-with-pr2_2dnav-tutorial/
The library was installed using "sudo apt-get install ros-hydro-pr2-2dnav", and when I try to execute "roslaunch pr2_2dnav pr2_2dnav.launch" it says that the launch file is missing, I take a look in the carpet and there was no launch file.
For further information please look: http://answers.ros.org/question/205061/problem-with-pr2_2dnav-tutorial/