I am getting the following error when I enter roslaunch openni_launch openni.launch Any leads?

rocess[camera/pointsxyzrgbhwregistered-15]: started with pid [20080] [FATAL] [1403718463.499063174]: Service call failed! [FATAL] [1403718463.503804767]: Service call failed! [FATAL] [1403718463.506076284]: Service call failed! [FATAL] [1403718463.509676465]: Service call failed! [FATAL] [1403718463.514544683]: Service call failed! [FATAL] [1403718463.515959527]: Service call failed! [FATAL] [1403718463.517871641]: Service call failed! [FATAL] [1403718463.519592041]: Service call failed! [camera/cameranodeletmanager-2] process has died [pid 19832, exit code -4, cmd /opt/ros/hydro/lib/nodelet/nodelet manager _name:=cameranodeletmanager _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-cameranodeletmanager-2.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-cameranodeletmanager-2*.log [camera/depthmetric-10] process has died [pid 20009, exit code 255, cmd /opt/ros/hydro/lib/nodelet/nodelet load depthimageproc/convertmetric cameranodeletmanager --no-bond imageraw:=depth/imageraw image:=depth/image _name:=depthmetric _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-depthmetric-10.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-depthmetric-10.log [camera/rectifyir-7] process has died [pid 19917, exit code 255, cmd /opt/ros/hydro/lib/nodelet/nodelet load imageproc/rectify cameranodeletmanager --no-bond imagemono:=ir/imageraw imagerect:=ir/imagerectir _name:=rectifyir _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-rectifyir-7.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-rectifyir-7.log [camera/rectifymono-5] process has died [pid 19885, exit code 255, cmd /opt/ros/hydro/lib/nodelet/nodelet load imageproc/rectify cameranodeletmanager --no-bond imagemono:=rgb/imagemono imagerect:=rgb/imagerectmono _name:=rectifymono _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-rectifymono-5.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-rectifymono-5.log [camera/rectifycolor-6] process has died [pid 19903, exit code 255, cmd /opt/ros/hydro/lib/nodelet/nodelet load imageproc/rectify cameranodeletmanager --no-bond imagemono:=rgb/imagecolor imagerect:=rgb/imagerectcolor _name:=rectifycolor _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-rectifycolor-6.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-rectifycolor-6.log [camera/depthrectifydepth-8] process has died [pid 19933, exit code 255, cmd /opt/ros/hydro/lib/nodelet/nodelet load imageproc/rectify cameranodeletmanager --no-bond imagemono:=depth/imageraw imagerect:=depth/imagerectraw _name:=depthrectifydepth _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-depthrectifydepth-8.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-depthrectifydepth-8.log [camera/depthmetricrect-9] process has died [pid 19953, exit code 255, cmd /opt/ros/hydro/lib/nodelet/nodelet load depthimageproc/convertmetric cameranodeletmanager --no-bond imageraw:=depth/imagerectraw image:=depth/imagerect _name:=depthmetricrect _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-depthmetricrect-9.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-depthmetric_rect-9.log [camera/depthpoints-11] process has died [pid 20023, exit code 255, cmd /opt/ros/hydro/lib/nodelet/nodelet load depthimageproc/pointcloudxyz cameranodeletmanager --no-bond imagerect:=depth/imagerectraw points:=depth/points _name:=depthpoints _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-depthpoints-11.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-depthpoints-11*.log [camera/registerdepthrgb-12] process has died [pid 20037, exit code 255, cmd /opt/ros/hydro/lib/nodelet/nodelet load depthimageproc/register cameranodeletmanager --no-bond rgb/camerainfo:=rgb/camerainfo depth/camerainfo:=depth/camerainfo depth/imagerect:=depth/imagerectraw depthregistered/imagerect:=depthregistered/swregistered/imagerectraw _name:=registerdepthrgb _log:=/home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-registerdepthrgb-12.log]. log file: /home/magda/.ros/log/c4f6c5d4-fc90-11e3-b239-0012f0715daf/camera-registerdepthrgb-12*.log process[camera/disparitydepth-16]: started with pid [20119] process[camera/disparityregisteredsw-17]: started with pid [20133] process[camera/disparityregisteredhw-18]: started with pid [20147] process[camerabaselink-19]: started with pid [20161] process[camerabaselink1-20]: started with pid [20172] process[camerabaselink2-21]: started with pid [20183] process[camerabaselink3-22]: started with pid [20194] [FATAL] [1403718475.571740503]: Service call failed! [FATAL] [1403718475.574128726]: Service call failed! [FATAL] [1403718475.576272082]: Service call failed! [FATAL] [1403718475.578239160]: Service call failed! [FATAL] [1403718475.581341164]: Service call failed! [FATAL] [1403718475.585475632]: Service call failed! [FATAL] [1403718475.579702196]: Service call failed! [camera/pointsxyzrgbhwregistered-15] process has died [pid 20080, exit cod