kinect2_bridge.launch gives error

[ChristophBrasseur]

executing the command: roslaunch kinect2_bridge kinect2_bridge.launch gives me the following output

... logging to /home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/roslaunch-christoph-21378.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://localhost:42469/

SUMMARY

PARAMETERS

• /kinect2_bridge/base_name: kinect2
• /kinect2_bridge/base_name_tf: kinect2
• /kinect2_bridge/bilateral_filter: True
• /kinect2_bridge/calib_path: /home/christoph/w...
• /kinect2_bridge/depth_device: -1
• /kinect2_bridge/depth_method: default
• /kinect2_bridge/edge_aware_filter: True
• /kinect2_bridge/fps_limit: -1.0
• /kinect2_bridge/jpeg_quality: 90
• /kinect2_bridge/max_depth: 12.0
• /kinect2_bridge/min_depth: 0.1
• /kinect2_bridge/png_level: 1
• /kinect2_bridge/publish_tf: False
• /kinect2_bridge/queue_size: 5
• /kinect2_bridge/reg_device: -1
• /kinect2_bridge/reg_method: default
• /kinect2_bridge/sensor:
• /kinect2_bridge/use_png: False
• /kinect2_bridge/worker_threads: 4
• /kinect2_points_xyzrgb_hd/queue_size: 5
• /kinect2_points_xyzrgb_qhd/queue_size: 5
• /kinect2_points_xyzrgb_sd/queue_size: 5
• /rosdistro: kinetic
• /rosversion: 1.12.14

NODES / kinect2 (nodelet/nodelet) kinect2_bridge (nodelet/nodelet) kinect2_points_xyzrgb_hd (nodelet/nodelet) kinect2_points_xyzrgb_qhd (nodelet/nodelet) kinect2_points_xyzrgb_sd (nodelet/nodelet)

auto-starting new master process[master]: started with pid [21389] ROS_MASTER_URI=http://localhost:11311

setting /run_id to ebdf39f8-3519-11e9-a8bd-9cad974f19eb process[rosout-1]: started with pid [21402] started core service [/rosout] process[kinect2-2]: started with pid [21419] process[kinect2_bridge-3]: started with pid [21420] process[kinect2_points_xyzrgb_sd-4]: started with pid [21421] [ INFO] [1550672108.033459263]: Loading nodelet /kinect2_bridge of type kinect2_bridge/kinect2_bridge_nodelet to manager kinect2 with the following remappings: [ INFO] [1550672108.039375423]: waitForService: Service [/kinect2/load_nodelet] has not been advertised, waiting... process[kinect2_points_xyzrgb_qhd-5]: started with pid [21434] process[kinect2_points_xyzrgb_hd-6]: started with pid [21452] [ INFO] [1550672108.094733582]: Initializing nodelet with 4 worker threads. [ INFO] [1550672108.113427114]: waitForService: Service [/kinect2/load_nodelet] is now available. [ INFO] [1550672108.278847642]: [Kinect2Bridge::initialize] parameter: base_name: kinect2 sensor: default fps_limit: -1 calib_path: /home/christoph/ws_moveit/src/iai_kinect2/kinect2_bridge/data/ use_png: false jpeg_quality: 90 png_level: 1 depth_method: default depth_device: -1 reg_method: default reg_device: -1 max_depth: 12 min_depth: 0.1 queue_size: 5 bilateral_filter: true edge_aware_filter: true publish_tf: false base_name_tf: kinect2 worker_threads: 4 [FATAL] [1550672109.005504925]: Failed to load nodelet '/kinect2_bridgeof typekinect2_bridge/kinect2_bridge_nodeletto managerkinect2' [FATAL] [1550672109.005600681]: Failed to load nodelet '/kinect2_points_xyzrgb_hdof typedepth_image_proc/point_cloud_xyzrgbto managerkinect2' [kinect2-2] process has died [pid 21419, exit code -11, cmd /opt/ros/kinetic/lib/nodelet/nodelet manager __name:=kinect2 __log:=/home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/kinect2-2.log]. log file: /home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/kinect2-2*.log [kinect2_bridge-3] process has died [pid 21420, exit code 255, cmd /opt/ros/kinetic/lib/nodelet/nodelet load kinect2_bridge/kinect2_bridge_nodelet kinect2 __name:=kinect2_bridge __log:=/home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/kinect2_bridge-3.log]. log file: /home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/kinect2_bridge-3*.log [kinect2_points_xyzrgb_hd-6] process has died [pid 21452, exit code 255, cmd /opt/ros/kinetic/lib/nodelet/nodelet load depth_image_proc/point_cloud_xyzrgb kinect2 rgb/camera_info:=kinect2/hd/camera_info rgb/image_rect_color:=kinect2/hd/image_color_rect depth_registered/image_rect:=kinect2/hd/image_depth_rect depth_registered/points:=kinect2/hd/points __name:=kinect2_points_xyzrgb_hd __log:=/home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/kinect2_points_xyzrgb_hd-6.log]. log file: /home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/kinect2_points_xyzrgb_hd-6*.log [kinect2_bridge-3] restarting process process[kinect2_bridge-3]: started with pid [21603] [kinect2_points_xyzrgb_hd-6] restarting process process[kinect2_points_xyzrgb_hd-6]: started with pid [21604] [ INFO] [1550672109.404255714]: Loading nodelet /kinect2_bridge of type kinect2_bridge/kinect2_bridge_nodelet to manager kinect2 with the following remappings: [ INFO] [1550672109.413670167]: waitForService: Service [/kinect2/load_nodelet] could not connect to host [localhost:39669], waiting... [kinect2_points_xyzrgb_sd-4] process has finished cleanly log file: /home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/kinect2_points_xyzrgb_sd-4*.log [kinect2_points_xyzrgb_sd-4] restarting process process[kinect2_points_xyzrgb_sd-4]: started with pid [22438] [kinect2_points_xyzrgb_qhd-5] process has finished cleanly log file: /home/christoph/.ros/log/ebdf39f8-3519-11e9-a8bd-9cad974f19eb/kinect2_points_xyzrgb_qhd-5*.log [kinect2_points_xyzrgb_qhd-5] restarting process process[kinect2_points_xyzrgb_qhd-5]: started with pid [22482]

What could be causing the error? I am completely new to ROS so please be nice to me