ur5_robot macro issue

[rpl-as-ucl]

Hi, we are getting a weird error when trying to launch the rbkairos simulation:

Invalid parameter "kinematics_file" None None when instantiating macro: ur5_robot (/src/universal_robot/ur_description/urdf/ur5.urdf.xacro) instantiated from: rbkairos (/src/rbkairos_common/rbkairos_description/robots/versions/rbkairos_ur5_egh.urdf.xacro) in file: /src/rbkairos_common/rbkairos_description/robots/versions/rbkairos_ur5_egh.urdf.xacro while processing /src/rbkairos_sim/rbkairos_sim_bringup/launch/rbkairos_complete.launch: while processing /src/rbkairos_sim/rbkairos_gazebo/launch/rbkairos_gazebo.launch: while processing /src/rbkairos_sim/rbkairos_gazebo/launch/rbkairos_one_robot.launch: Invalid tag: Cannot load command parameter [robot_description]: command [/opt/ros/kinetic/lib/xacro/xacro '/src/rbkairos_common/rbkairos_description/robots/versions/rbkairos_ur5egh.urdf.xacro' prefix:=robot ros_planar_move_plugin:=true load_kinematics_file:=true --inorder] returned with code [2].

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