package vanilla-gnome-default-settings 17.10.4 failed to install/upgrade: installed vanilla-gnome-default-settings package post-installation script subprocess returned error exit status 2

[Wojciech Sobczak]

I only install this package ...

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: vanilla-gnome-default-settings 17.10.4
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
Date: Fri May 4 10:49:22 2018
ErrorMessage: installed vanilla-gnome-default-settings package post-installation script subprocess returned error exit status 2
InstallationDate: Installed on 2017-11-16 (168 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
PackageArchitecture: all
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.1
SourcePackage: ubuntu-gnome-default-settings
Title: package vanilla-gnome-default-settings 17.10.4 failed to install/upgrade: installed vanilla-gnome-default-settings package post-installation script subprocess returned error exit status 2
UpgradeStatus: Upgraded to bionic on 2018-05-04 (0 days ago)