Comment 0 for bug 1675597

When I resume from suspend all windows started to show artifacts around the border (See screenshot). It helps to restart unity but in that case I lost some of my open apps. I'm not sure if it is related to the unity package.

Ubuntu 16.04.2 LTS

Graphics:
  Quadro M1000M/PCIe/SSE2 (GM107GLM)
  Drivers: NVIDIA binary driver version 378.13 from nvidia-378 (open source)

Unity:
  Installed: 7.4.0+16.04.20160906-0ubuntu1
  Candidate: 7.4.0+16.04.20160906-0ubuntu1
  Version table:
 *** 7.4.0+16.04.20160906-0ubuntu1 500
        500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     7.4.0+16.04.20160415-0ubuntu1 500
        500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: unity 7.4.0+16.04.20160906-0ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-66.87-generic 4.4.44
Uname: Linux 4.4.0-66-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
.proc.driver.nvidia.gpus.0000.01.00.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0000:01:00.0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module 378.13 Tue Feb 7 20:10:06 PST 2017
 GCC version: gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.4)
.tmp.unity_support_test.0:

ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
CurrentDesktop: Unity
Date: Thu Mar 23 20:22:24 2017
DistUpgraded: Fresh install
DistroCodename: xenial
DistroVariant: ubuntu
DkmsStatus:
 bbswitch, 0.8, 4.4.0-64-generic, x86_64: installed
 bbswitch, 0.8, 4.4.0-66-generic, x86_64: installed
 nvidia-378, 378.13, 4.4.0-64-generic, x86_64: installed
 nvidia-378, 378.13, 4.4.0-66-generic, x86_64: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 NVIDIA Corporation GM107GLM [Quadro M1000M] [10de:13b1] (rev a2) (prog-if 00 [VGA controller])
   Subsystem: Lenovo GM107GLM [Quadro M1000M] [17aa:2230]
InstallationDate: Installed on 2016-05-06 (321 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
LightdmDisplayLog: [dix] couldn't enable device 16
LightdmLog:
 [+206950.09s] DEBUG: Seat seat0 changes active session to
 [+206950.14s] DEBUG: Seat seat0 changes active session to c2
 [+206950.14s] DEBUG: Session c2 is already active
MachineType: LENOVO 20ENCTO1WW
ProcEnviron:
 PATH=(custom, user)
 SHELL=/bin/bash
 LANG=en_US.UTF-8
 LANGUAGE=en_US
 XDG_RUNTIME_DIR=<set>
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-66-generic.efi.signed root=UUID=a0c9bf62-7b7c-4f82-804c-8886cb107daa ro quiet splash vt.handoff=7
SourcePackage: unity
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/08/2016
dmi.bios.vendor: LENOVO
dmi.bios.version: N1EET47W (1.21 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20ENCTO1WW
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40709 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias: dmi:bvnLENOVO:bvrN1EET47W(1.21):bd03/08/2016:svnLENOVO:pn20ENCTO1WW:pvrThinkPadP50:rvnLENOVO:rn20ENCTO1WW:rvrSDK0J40709WIN:cvnLENOVO:ct10:cvrNone:
dmi.product.name: 20ENCTO1WW
dmi.product.version: ThinkPad P50
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.12.2+16.04.20160823-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.70-1~ubuntu16.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 12.0.6-0ubuntu0.16.04.1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 12.0.6-0ubuntu0.16.04.1
version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.18.4-0ubuntu0.2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160325-1ubuntu1.2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
xserver.bootTime: Fri Mar 17 21:15:56 2017
xserver.configfile: default
xserver.errors:
 evdev: NOVATEK USB Keyboard: Unable to open evdev device "/dev/input/event17".
 evdev: NOVATEK USB Keyboard: Unable to open evdev device "/dev/input/event16".
 evdev: NOVATEK USB Keyboard: Unable to open evdev device "/dev/input/event19".
 evdev: NOVATEK USB Keyboard: Unable to open evdev device "/dev/input/event16".
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:

xserver.version: 2:1.18.4-0ubuntu0.2