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iai_kinect2 /dev/dri/card0 not authenticated

asked 2017-02-03 07:45:36 -0600

rastaxe gravatar image

updated 2017-02-03 07:46:24 -0600

Dear ROS users, I have a problem with iai_kinect2 package (Indigo). I can successfully use Kinect V2 on my Intel NUC. I am not able to use it when the computer does not have the monitor plugged (through ssh). When I launch roslaunch kinect2_bridge kinect2_bridge.launch

I got this error:

/dev/dri/card0 not authenticated

Is it possible to run kinect2_bridge without a screen monitor?

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I believe iai_kinect2 uses OpenGL (perhaps even by default). I can imagine that some of the driver infrastructure needed for that is not active when you don't have your monitor plugged in.

gvdhoorn gravatar image gvdhoorn  ( 2017-02-03 09:11:47 -0600 )edit

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answered 2017-02-07 01:55:45 -0600

rastaxe gravatar image

I am posting my workaround in case it helps someone else. I solved adding the user to video group and modifying the /etc/default/grub in this way: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash drm.rnodes=1". After update grub it worked.

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I also had to add my user to the video group

bmastay gravatar image bmastay  ( 2018-07-18 09:44:01 -0600 )edit

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Asked: 2017-02-03 07:45:36 -0600

Seen: 308 times

Last updated: Feb 07 '17