after a sleep & resume cycle, the desktop wallpaper has a darker color, as if a black layer was applied to it with some transparency.
if I restart and log in, the wallpaper is the original color
my expectation is that the desktop wallpaper image should have the same, unchanged colors
$ lsb_release -rd
Description: Ubuntu 19.04
Release: 19.04
$ apt-cache policy gnome-shell
gnome-shell:
Installed: 3.32.1-1ubuntu1~19.04.1
Candidate: 3.32.1-1ubuntu1~19.04.1
Version table:
*** 3.32.1-1ubuntu1~19.04.1 500
500 http://archive.ubuntu.com/ubuntu disco-proposed/main amd64 Packages
100 /var/lib/dpkg/status
3.32.0+git20190410-1ubuntu1 500
500 http://ch.archive.ubuntu.com/ubuntu disco/main amd64 Packages
---
ProblemType: Bug
ApportVersion: 2.20.10-0ubuntu27
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
DisplayManager: gdm3
DistroRelease: Ubuntu 19.04
GsettingsChanges:
b'org.gnome.shell' b'favorite-apps' redacted by apport
b'org.gnome.shell' b'enabled-extensions' b"['<email address hidden>']"
b'org.gnome.desktop.interface' b'gtk-im-module' b"'gtk-im-context-simple'"
InstallationDate: Installed on 2018-11-02 (200 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20181004)
NonfreeKernelModules: nvidia_modeset nvidia wl
Package: gnome-shell 3.32.1-1ubuntu1~19.04.1
PackageArchitecture: amd64
ProcVersionSignature: Ubuntu 5.0.0-16.17-generic 5.0.8
Tags: disco package-from-proposed
Uname: Linux 5.0.0-16-generic x86_64
UpgradeStatus: Upgraded to disco on 2019-05-06 (15 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
Are you using Nvidia? If so then this would be bug 1809407.
Please run this command to send us more information about the machine:
apport-collect 1829818
and in future you can save time by reporting bugs with all the required information automatically attached via this command:
ubuntu-bug gnome-shell