ERROR: service [/gazebo/spawn_urdf_model] responded with an error: b''
I am using turtlebot3 for testing different algorithms. I need another turtlebot3 in same environment/world. I am using rosservice to spawn another turtlebot3 by following command
linux
rosservice call /gazebo/spawn_urdf_model "model_name: ''
model_xml: ''
robot_namespace: ''
initial_pose:
position: {x: 0.5, y: 0.5, z: 0.0}
orientation: {x: 0.0, y: 0.0, z: 0.0, w: 0.0}
reference_frame: ''"
I specifically the following argument as
model_name: 'my_turtlebot3'
model_xml:'/home/mubashir/catkin_ws/src/turtlebot3/turtlebot3_description/urdf/turtlebot3_burger.urdf.xacro'`
robot_namespace: 'my_turtlebot3'
reference_frame: 'odom'
when I entered I got the following error in terminal ERROR: service [/gazebo/spawn_urdf_model] responded with an error: b
