This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1726684
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Tags added: artful
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https://bugs.launchpad.net/bugs/1726684
Title:
Error for gdm executing gsd-backlight-helper --set-brightness
Status in linux package in Ubuntu:
Incomplete
Bug description:
journalctl -f
pkexec[11203]: gdm: Error executing command as another user: Not
authorized [USER=root] [TTY=unknown] [CWD=/var/lib/gdm3]
[COMMAND=/usr/lib/gnome-settings-daemon/gsd-backlight-helper --set-
brightness 155]
lsb_release -a
LSB Version:
core-9.20160110ubuntu5-amd64:core-9.20160110ubuntu5-noarch:security-9.20160110ubuntu5-amd64:security-9.20160110ubuntu5-noarch
Distributor ID: Ubuntu
Description: Ubuntu 17.10
Release: 17.10
Codename: artful
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