[Bug 1781726] Re: black border when opening or resizing the firefox or thunderbird

[Antoni]

After installing nvidia drivers there is no problem

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https://bugs.launchpad.net/bugs/1781726

Title:
  black border when opening or resizing the firefox or thunderbird

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  As in the title. 
  There is a black border when I open or resize firefox or thunderbird.
  Problem occurred after migration to ubuntu 18.04

  Intel® HD Graphics 530 (Skylake GT2)
  64-bit

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubuntu-release-upgrader-core 1:18.04.19
  ProcVersionSignature: Ubuntu 4.15.0-24.26-generic 4.15.18
  Uname: Linux 4.15.0-24-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Sat Jul 14 19:35:59 2018
  InstallationDate: Installed on 2018-01-23 (172 days ago)
  InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  Symptom: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to bionic on 2018-07-02 (11 days ago)
  VarLogDistupgradeTermlog:

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