问题描述

当重启电脑的时候卡在了

* Starting LightDM Display Manager [fail]

启动失败

解决方案

sudo apt-get update
sudo apt-get install aptitude
sudo aptitude reinstall lightdm

如果失败了

sudo aptitude install gdm

Reference

https://ubuntuforums.org/showthread.php?t&＃61;1860612