在通过do-release-upgrade从Ubuntu15.10升级到16.04之后,我现在只能启动到TTY模式。引导日志显示:
[FAILED] Failed to start Simple Desktop Display Manager. See 'systemctl status sddm.service' for details.
想了解更多细节,请看下面的建议:
sddm.service - Simple Desktop Display Manager
Loaded: loaded (/lib/systemd/system/sddm.service; enabled; vendor preset: enabled)
Active: inactive (dead) (Result: exit-code) since Tue 2016-05-24 18:35:01 CEST; 4min 58s ago
Docs: man:sddm(1)
man:sddm.conf(5)
Process: 1801 ExecStartPre=/bin/sh -c [ "$(cat /etc/X11/default-display-manager 2>/dev/null)" = "/usr/bin/sddm" ] (code=exited, status=1/FAILURE)
May 24 18:35:00 miked-Ubuntu systemd[1]: sddm.service: Failed with result 'exit-code'.
May 24 18:35:01 miked-Ubuntu systemd[1]: sddm.service: Service hold-off time over, scheduling restart.
May 24 18:35:01 miked-Ubuntu systemd[1]: Stopped Simple Desktop Display Manager.
May 24 18:35:01 miked-Ubuntu systemd[1]: sddm.service: Start request repeated too quickly.
May 24 18:35:01 miked-Ubuntu systemd[1]: Failed to start Simple Desktop Display Manager.一旦我进入TTY,我就可以用:sudo service lightdm start启动桌面,一切看起来都很好。
对我如何解决这件事有什么建议吗?
谢谢
更新:
我在一个13英寸的Macbook Pro Retina上运行这个
发布于 2016-05-24 16:57:56
运行sudo dpkg-reconfigure lightdm
您将看到这样的屏幕:

选择lightdm,按TAB (选择OK按钮)并输入。
然后运行systemctl disable sddm
如果您不打算再次使用sddm,用sudo apt-get purge --auto-remove sddm卸载
重新启动时,您应该会看到lightdm登录屏幕(除非启用了autologin,否则将转到Desktop)。
https://askubuntu.com/questions/776926
复制相似问题