URDF course - invalid xml in example 2.1.4

Course Support URDF for Robot Modeling
1

I’m working on the URDF Course chapter 2, and on example 2.1.4 on the spawn example, when I tried to launch the launch file, I got this error:

[ERROR] [1656437855.498844, 277.364000]: Invalid XML: junk after document element: line 25, column 0
[urdf_spawner-1] process has died [pid 5036, exit code 1, cmd /opt/ros/noetic/lib/gazebo_ros/spawn_model -urdf -x 0.0 -y 0.0 -z 0.2 -model mira -param robot_description __name:=urdf_spawner __log:=/home/user/.ros/log/4ca7c346-f708-11ec-b6de-0242c0a88007/urdf_spawner-1.log].
log file: /home/user/.ros/log/4ca7c346-f708-11ec-b6de-0242c0a88007/urdf_spawner-1*.log

I used the codes provided and didn’t make any change to it, so I’m wondering how should I solve this problem? Thanks!

2

Please check the launch file you copied. The error is pointing to an invalid character in it.

I suggest you delete the content and copy/paste the launch file again.

If the error happens after this, please paste the content of the launch file here.

3

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