The value for the SHELL variable was not found the /etc/shells file [USER=root] [TTY=unknown] [CWD=/home/erobl] [COMMAND=/run/current-system/sw/bin/gnome-settings-daemon/gsd-backlight-helper /sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-eDP-1/intel_backlight 345]