Hi I'm New In ROS. I Download ROS Groovy with Instruction In Ros.org And With Ubuntu Software Installer I Download HectorSlam And All Hector Package Automatically Into Stacks File. When I Launch hectorslam_launch Tutorial.launch give me error

This is my way Pls Help Me Thanks.

`ros@ubuntu:~$ roslaunch hectorslamlaunch tutorial.launch ... logging to /home/ros/.ros/log/0a997b86-5c4c-11e2-9ec6-000c296dce0e/roslaunch-ubuntu-3539.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

SUMMARY

PARAMETERS * /hectorgeotiffnode/drawbackgroundcheckerboard * /hectorgeotiffnode/drawfreespacegrid * /hectorgeotiffnode/geotiffsaveperiod * /hectorgeotiffnode/mapfilebasename * /hectorgeotiffnode/mapfilepath * /hectormapping/advertisemapservice * /hectormapping/baseframe * /hectormapping/laserzmaxvalue * /hectormapping/laserzminvalue * /hectormapping/mapframe * /hectormapping/mapmultireslevels * /hectormapping/mapresolution * /hectormapping/mapsize * /hectormapping/mapstartx * /hectormapping/mapstarty * /hectormapping/mapupdateanglethresh * /hectormapping/mapupdatedistancethresh * /hectormapping/odomframe * /hectormapping/pubmapodomtransform * /hectormapping/scansubscriberqueuesize * /hectormapping/scantopic * /hectormapping/tfmapscanmatchtransformframename * /hectormapping/updatefactorfree * /hectormapping/updatefactoroccupied * /hectormapping/usetfposestartestimate * /hectormapping/usetfscantransformation * /hectortrajectoryserver/sourceframename * /hectortrajectoryserver/targetframename * /hectortrajectoryserver/trajectorypublishrate * /hectortrajectoryserver/trajectoryupdaterate * /rosdistro * /rosversion * /usesimtime

NODES / hectorgeotiffnode (hectorgeotiff/geotiffnode) hectormapping (hectormapping/hectormapping) hectortrajectoryserver (hectortrajectoryserver/hectortrajectory_server) rviz (rviz/rviz)

auto-starting new master process[master]: started with pid [3554] ROSMASTERURI=

setting /runid to 0a997b86-5c4c-11e2-9ec6-000c296dce0e process[rosout-1]: started with pid [3567] started core service [/rosout] process[rviz-2]: started with pid [3581] process[hectormapping-3]: started with pid [3582] process[hectortrajectoryserver-4]: started with pid [3617] HectorSM map lvl 0: cellLength: 0.05 res x:2048 res y: 2048 process[hectorgeotiffnode-5]: started with pid [3675] [ INFO] [1357949249.851621831]: No plugins loaded for geotiff node [ INFO] [1357949249.895094588]: Geotiff node started HectorSM map lvl 1: cellLength: 0.1 res x:1024 res y: 1024 [ INFO] [1357949255.563062849]: HectorSM pbaseframe: basefootprint [ INFO] [1357949255.663331634]: HectorSM pmapframe: map [ INFO] [1357949255.663895820]: HectorSM podomframe: nav [ INFO] [1357949255.664021246]: HectorSM pscantopic: scan [ INFO] [1357949255.664089418]: HectorSM pusetfscantransformation: true [ INFO] [1357949255.664145614]: HectorSM ppubmapodomtransform: true [ INFO] [1357949255.664199784]: HectorSM pscansubscriberqueuesize: 5 [ INFO] [1357949255.664259415]: HectorSM pmappubperiod: 2.000000 [ INFO] [1357949255.664313626]: HectorSM pupdatefactorfree: 0.400000 [ INFO] [1357949255.683447290]: HectorSM pupdatefactoroccupied: 0.900000 [ INFO] [1357949255.683507073]: HectorSM pmapupdatedistancethreshold: 0.400000 [ INFO] [1357949255.683572470]: HectorSM pmapupdateanglethreshold: 0.060000 [ INFO] [1357949255.683625929]: HectorSM plaserzminvalue: -1.000000 [ INFO] [1357949255.689231210]: HectorSM plaserzmaxvalue: 1.000000 Traceback (most recent call last): File "/usr/lib/pymodules/python2.7/rosdep2/rospack.py", line 55, in initrospackinterface lookup = getdefaultRosdepLookup(Options()) File "/usr/lib/pymodules/python2.7/rosdep2/main.py", line 108, in _getdefaultRosdepLookup lookup = RosdepLookup.createfromrospkg(sourcesloader=sourcesloader) File "/usr/lib/pymodules/python2.7/rosdep2/lookup.py", line 319, in createfromrospkg lookup.loadallviews(loader=sourcesloader) File "/usr/lib/pymodules/python2.7/rosdep2/lookup.py", line 464, in _loadallviews self.loadviewdependencies(resourcename, loader) File "/usr/lib/pymodules/python2.7/rosdep2/lookup.py", line 486, in _loadviewdependencies loader.loadview(viewkey, db, verbose=self.verbose) File "/usr/lib/pymodules/python2.7/rosdep2/sourceslist.py", line 525, in loadview rosdepdb.setviewdata(viewname, source.rosdepdata, viewdependencies, viewname) File "/usr/lib/pymodules/python2.7/rosdep2/model.py", line 89, in setviewdata self.rosdepdb[viewname] = RosdepDatabaseEntry(rosdepdata.copy(), viewdependencies, origin) AttributeError: 'NoneType' object has no attribute 'copy' [rospack] Error: could not call python function 'rosdep2.rospack.initrospackinterface' [librospack]: error while executing command terminate called after throwing an instance of 'pluginlib::LibraryLoadException' what(): rospack could not find the rviz package containing rviz::Panel [rviz-2] process has died [pid 3581, exit code -6, cmd /opt/ros/groovy/lib/rviz/rviz -d /opt/ros/groovy/stacks/hectorslam/hectorslamlaunch/rvizcfg/mappingdemo.vcg _name:=rviz _log:=/home/ros/.ros/log/0a997b86-5c4c-11e2-9ec6-000c296dce0e/rviz-2.log]. log file: /home/ros/.ros/log/0a997b86-5c4c-11e2-9ec6-000c296dce0e/rviz-2*.log`

HectorSM map lvl 1: cellLength: 0.1 res x:1024 res y: 1024
[rviz-2] process has died