我登录系统没有问题，但所有应用程序的窗口都平铺在屏幕的一半。我也无法在终端中输入内容。屏幕的其余部分无法访问。桌面上的图标也不可见。所有应用程序上方的顶部栏都消失了，其中包含应用程序名称、最大化、最小化和关闭按钮。
非常感谢您的帮助。
System: Host: threeseven Kernel: 4.15.0-50-generic x86_64 (64 bit)
Desktop: N/A Distro: Ubuntu 16.04 xenial
Machine: System: ASUS product: All Series
Mobo: ASUSTeK model: H81M-CS v: Rev X.0x
Bios: American Megatrends v: 0402 date: 06/17/2015
CPU: Dual core Intel Pentium G3240 (-MCP-) cache: 3072 KB
clock speeds: max: 3100 MHz 1: 2493 MHz 2: 2958 MHz
Graphics: Card: Intel Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller
Display Server: X.Org 1.19.6 drivers: (unloaded: fbdev,vesa)
Resolution: [email protected]
GLX Renderer: Mesa DRI Intel Haswell Desktop
GLX Version: 3.0 Mesa 18.0.5
Audio: Card Intel 8 Series/C220 Series High Definition Audio Controller
driver: snd_hda_intel
Sound: Advanced Linux Sound Architecture v: k4.15.0-50-generic
Network: Card: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
driver: r8169
IF: enp3s0 state: up speed: 1000 Mbps duplex: full
mac: 9c:5c:8e:96:d4:04
Drives: HDD Total Size: 250.1GB (33.1% used)
ID-1: /dev/sda model: ST3250312AS size: 250.1GB
Partition: ID-1: / size: 138G used: 69G (53%) fs: ext4 dev: /dev/sda1
ID-2: swap-1 size: 10.00GB used: 0.00GB (0%) fs: swap dev: /dev/sda5
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 29.8C mobo: 27.8C
Fan Speeds (in rpm): cpu: 0
Info: Processes: 207 Uptime: 10 min Memory: 1136.7/3816.8MB
Client: Shell (bash) inxi: 2.2.35
忽略：1http://dl.google.com/linux/chrome/deb稳定发布中点击数：2http://archive.canonical.com/ubuntuxenial 发布
热度：3http://in.archive.ubuntu.com/ubuntuxenial 发布
热度：4http://security.ubuntu.com/ubuntuxenial-security 发布中
点击数：5http://dl.google.com/linux/chrome/deb稳定版本发布
次数：6http://in.archive.ubuntu.com/ubuntuxenial-updates 发布中
点击数：8http://in.archive.ubuntu.com/ubuntuxenial-backports 发布中点击数：9https://download.sublimetext.comapt/stable/ InRelease 正在读取软件包列表... 完成