error on terminal after launch file:--- [joint_state_publisher-2] process has died [pid 10321, exit code 1, cmd /opt/ros/kinetic/lib/joint_state_publisher_gui/joint_state
error on terminal after launch file:---
[joint_state_publisher-2] process has died [pid 10321, exit code 1, cmd /opt/ros/kinetic/lib/joint_state_publisher_gui/joint_state_publisher_gui __name:=joint_state_publisher __log:=/home/sjha/.ros/log/bf46e6b2-ec80-11ec-b354-b0227aebdbb7/joint_state_publisher-2.log].
log file: /home/sjha/.ros/log/bf46e6b2-ec80-11ec-b354-b0227aebdbb7/joint_state_publisher-2*.log
my launch file:-
<launch>
<!-- arguments-->
<arg
name="model"
default="$(find ros_tutorial)/urdf/second.xacro"
/>
<arg
name="gui"
default="true"
/>
<arg
name="rvizconfig"
default="$(find ros_tutorial)/rviz/urdf.rviz"
/>
<param
name="robot_description"
command="$(find xacro)/xacro $(arg model)"
/>
<!-- nodes -->
<node
if="$(arg gui)"
name="joint_state_publisher"
pkg="joint_state_publisher_gui"
type="joint_state_publisher_gui"
/>
<node
unless="$(arg gui)"
name="joint_state_publisher"
pkg="joint_state_publisher"
type="joint_state_publisher"
/>
<node
name="robot_state_publisher"
pkg="robot_state_publisher"
type="robot_state_publisher"
/>
<node
name="rviz"
pkg="rviz"
type="rviz"
args="-d $(arg rvizconfig)"
required="true"
/>
</launch>
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