rm -r ~/.ros
export ROS_LOG_DIR=~/log
mkdir $ROS_LOG_DIR
roslaunch <any launchfile>

<launch>
  <param name="robot_description"
    value="&lt;robot&gt;&lt;/robot&gt;" />

  <node name="robot_state_publisher" pkg="robot_state_publisher"
    type="robot_state_publisher" />
</launch>

$ roslaunch test.launch
... logging to /home/*****/log/4695aafa-1f12-11e7-9ad6-64006a5db393/roslaunch-state-ub-ph-23654.log
Checking log directory for disk usage. This may take awhile.
Press Ctrl-C to interrupt
Done checking log file disk usage. Usage is <1GB.

started roslaunch server http://*********/

SUMMARY
========

PARAMETERS
 * /robot_description: <robot></robot>
 * /rosdistro: kinetic
 * /rosversion: 1.12.7

NODES
  /
    robot_state_publisher (robot_state_publisher/robot_state_publisher)

ROS_MASTER_URI=http://localhost:11311

core service [/rosout] found
Roslaunch got a 'No such file or directory' error while attempting to run:

/opt/ros/kinetic/lib/robot_state_publisher/robot_state_publisher __name:=robot_state_publisher __log:=/home/*****/log/4695aafa-1f12-11e7-9ad6-64006a5db393/robot_state_publisher-1.log

Please make sure that all the executables in this command exist and have
executable permission. This is often caused by a bad launch-prefix.
The traceback for the exception was written to the log file
[robot_state_publisher-1] killing on exit