This package performs outdoor GPS waypoint navigation using move_base, robot_localization, gmapping and others. It can navigate while building a map, avoiding obstacles, and can navigate continuously between each goal.
Thanks for your comment AndyZe. I was not getting the same error messages as you when running the above command, but I added your fix anyways as it seemed to not change much on my end.
This command:
roslaunch husky_gazebo spawn_husky.launch
yields:
The fix is to add this to custom_description.gazebo.xacro:
<xacro:arg name="top_plate_enabled" default="true" />