Error when launching project

[furmans]

Hello,

I get the following error when running 'roslaunch caltech_samaritan full_indoors.launch'. I am running Ubuntu 16.04 and ROS Kinetic. Any help would be greatly appreciated.

Thank you
Sean

xacro: Traditional processing is deprecated. Switch to --inorder processing!
To check for compatibility of your document, use option --check-order.
For more infos, see http://wiki.ros.org/xacro#Processing_Order
redefining global property: pi
when processing file: /home/sean/hector_quadrotor_tutorial/src/hector_quadrotor/hector_quadrotor_description/urdf/quadrotor_with_kinect.gazebo.xacro
unknown macro name: xacro:inertial_sphere None None
when instantiating macro: kinect_camera_model (/home/sean/hector_quadrotor_tutorial/src/hector_quadrotor/hector_quadrotor_description/urdf/quadrotor_with_kinect.gazebo.xacro)
instantiated from: kinect_camera (/home/sean/hector_quadrotor_tutorial/src/hector_quadrotor/hector_quadrotor_description/urdf/quadrotor_with_kinect.gazebo.xacro)
in file: /home/sean/hector_quadrotor_tutorial/src/hector_quadrotor/hector_quadrotor_description/urdf/quadrotor_with_kinect.gazebo.xacro
while processing /home/sean/hector_quadrotor_tutorial/src/hector_quadrotor/hector_quadrotor_gazebo/launch/spawn_quadrotor_with_kinect.launch:
while processing /home/sean/hector_quadrotor_tutorial/src/hector_quadrotor/hector_quadrotor_gazebo/launch/spawn_quadrotor.launch:
Invalid tag: Cannot load command parameter [robot_description]: command [/opt/ros/kinetic/lib/xacro/xacro '/home/sean/hector_quadrotor_tutorial/src/hector_quadrotor/hector_quadrotor_description/urdf/quadrotor_with_kinect.gazebo.xacro' base_link_frame:=/base_link world_frame:=world] returned with code [2].

Param xml is
The traceback for the exception was written to the log file