i am doing the pr2/setup assistant/quickstart tutorial and when i click on "load files" after choosing "pr2.urdf" it loads till 70% and then crashes. the output is below.

jaysin@jaysin-mint ~ $ roslaunch moveit_setup_assistant setup_assistant.launch ... logging to /home/jaysin/.ros/log/e75f88c0-fe00-11e2-b2f8-902b344ab2c8/roslaunch-jaysin-mint-5094.log Checking log directory for disk usage. This may take awhile. Press Ctrl-C to interrupt Done checking log file disk usage. Usage is <1GB.

started roslaunch server http://jaysin-mint:35421/

SUMMARY

PARAMETERS * /rosdistro * /rosversion

NODES / moveit_setup_assistant (moveit_setup_assistant/moveit_setup_assistant)

ROS_MASTER_URI=http://localhost:11311

core service [/rosout] found process[moveit_setup_assistant-1]: started with pid [5112] [rospack] Error: no package/stack given ================================================================================REQUIRED process [moveit_setup_assistant-1] has died! process has died [pid 5112, exit code -11, cmd /opt/ros/groovy/lib/moveit_setup_assistant/moveit_setup_assistant __name:=moveit_setup_assistant __log:=/home/jaysin/.ros/log/e75f88c0-fe00-11e2-b2f8-902b344ab2c8/moveit_setup_assistant-1.log]. log file: /home/jaysin/.ros/log/e75f88c0-fe00-11e2-b2f8-902b344ab2c8/moveit_setup_assistant-1*.log

Initiating shutdown!

[moveit_setup_assistant-1] killing on exit shutting down processing monitor... ... shutting down processing monitor complete done

would it help if i moved to ubuntu from mint? else what is the solution?