minor initialization error fix
minor initialization error fix

davetcoleman/moveit,v4hn/moveit,ros-planning/moveit,davetcoleman/moveit,ros-planning/moveit,v4hn/moveit,ros-planning/moveit,v4hn/moveit,ros-planning/moveit,davetcoleman/moveit,davetcoleman/moveit,ros-planning/moveit,v4hn/moveit