2주 동안 Arch Linux를 설치했습니다. 디스플레이 관리자로서 LightDM을 설치했습니다.
며칠 동안 lightdm.service에서 시스템을 부팅할 때 오류가 발생했습니다.[이메일 보호됨].
검은색 모니터만 보이고 다른 단말기로 로그인을 해야 합니다.
다음에서 로그인[이메일 보호됨]acpi_video0 장치가 없다고 가정해 보겠습니다.
-- Reboot --
Sep 19 13:30:39 markus-pc systemd[1]: Starting Load/Save Screen Backlight Brightness of backlight:acpi_video0...
Sep 19 13:30:39 markus-pc systemd-backlight[453]: Failed to get backlight or LED device 'backlight:acpi_video0': No such device
Sep 19 13:30:39 markus-pc systemd[1]: systemd-backlight@backlight:acpi_video0.service: Main process exited, code=exited, status=1/FAILURE
Sep 19 13:30:39 markus-pc systemd[1]: Failed to start Load/Save Screen Backlight Brightness of backlight:acpi_video0.
Sep 19 13:30:39 markus-pc systemd[1]: systemd-backlight@backlight:acpi_video0.service: Unit entered failed state.
Sep 19 13:30:39 markus-pc systemd[1]: systemd-backlight@backlight:acpi_video0.service: Failed with result 'exit-code'.
아치 리눅스위키 페이지각 장치를 설명하는 디렉토리가 있지만 /sys/class/backlight
나는 하나도 없습니다.
markus@markus-pc:~$ ls -la /sys/class/backlight/
insgesamt 0
drwxr-xr-x 2 root root 0 19. Sep 13:53 .
drwxr-xr-x 51 root root 0 19. Sep 13:53 ..
데스크탑 환경 시나몬을 시작하고 말하면[이메일 보호됨]LightDM을 표시하려면 이 그래픽 카드를 사용해야 합니까?
이것은 내 LightDM 오류입니다.
-- Reboot --
Sep 19 13:49:19 markus-pc systemd[1]: Starting Light Display Manager...
Sep 19 13:49:19 markus-pc systemd[1]: Started Light Display Manager.
Sep 19 13:49:37 markus-pc systemd[1]: Starting Light Display Manager...
Sep 19 13:49:37 markus-pc systemd[1]: Started Light Display Manager.
Sep 19 13:49:38 markus-pc lightdm[836]: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
Sep 19 13:49:39 markus-pc systemd[1]: lightdm.service: Main process exited, code=exited, status=1/FAILURE
Sep 19 13:49:39 markus-pc systemd[1]: lightdm.service: Unit entered failed state.
Sep 19 13:49:39 markus-pc systemd[1]: lightdm.service: Failed with result 'exit-code'.
Sep 19 13:49:39 markus-pc systemd[1]: lightdm.service: Service hold-off time over, scheduling restart.
Sep 19 13:49:39 markus-pc systemd[1]: Stopped Light Display Manager.
Sep 19 13:49:39 markus-pc systemd[1]: lightdm.service: Start request repeated too quickly.
Sep 19 13:49:39 markus-pc systemd[1]: Failed to start Light Display Manager.
Sep 19 13:49:39 markus-pc systemd[1]: lightdm.service: Unit entered failed state.
Sep 19 13:49:39 markus-pc systemd[1]: lightdm.service: Failed with result 'exit-code'