我刚刚将笔记本电脑升级到 17.10。升级很顺利，但启动时，gui 无法启动。屏幕闪烁，我必须登录终端并停止 gdm3。我尝试删除并重新安装 NVIDIA 驱动程序，但结果相同。我在系统日志中看到这个：
Oct 20 11:50:28 torp systemd[1]: Stopping User Manager for UID 128...
Oct 20 11:50:28 torp systemd[3481]: Stopping Accessibility services bus...
Oct 20 11:50:28 torp systemd[3481]: Stopping D-Bus User Message Bus...
Oct 20 11:50:28 torp gdm3: Child process -3487 was already dead.
Oct 20 11:50:28 torp systemd[3481]: Stopped target Default.
Oct 20 11:50:28 torp gdm3: Child process 3477 was already dead.
Oct 20 11:50:28 torp gdm3: Unable to kill session worker process
Oct 20 11:50:28 …