我最近尝试在我的 Ubuntu 15.10 上安装 GNOME 桌面环境。安装花了一段时间，然后提示我重新启动计算机。这就是我所做的，但重新启动时，它无限期地只显示黑屏：
fsck from util-linux 2.26.2
/dev/sda5: clean, */* files, */* blocks
[ OK ] Created slice user-120.slices
Starting User Manager for UID 120...
[ OK ] Started Session c1 of user gdm.
[ OK ] Started User Manager for UID 120.
Starting Network Manager Script Dispatcher Service...
[ OK ] Started Network Manager Script Dispatcher Service.
Stopping User Manager for UID 120...
[ OK ] Started Detect the available GPUs and deal with any system …