package language-pack-gnome-el-base (not installed) failed to install/upgrade: unable to open '/usr/share/doc/language-pack-gnome-el-base/changelog.gz.dpkg-new': Operation not permitted

[Ansgar Schmid]

18.04 fresh install, standalone= no dual boot, using Region&Language Support to install packages for de, ru, and el

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: language-pack-gnome-el-base (not installed)
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
Date: Tue May 15 09:27:11 2018
DuplicateSignature:
 package:language-pack-gnome-el-base:(not installed)
 Unpacking language-pack-gnome-de-base (1:18.04+20180423) ...
 dpkg: error processing archive /tmp/apt-dpkg-install-3DPuCe/04-language-pack-gnome-de-base_1%3a18.04+20180423_all.deb (--unpack):
  unable to create new file '/var/lib/dpkg/info/language-pack-gnome-de-base.list-new': Operation not permitted
ErrorMessage: unable to open '/usr/share/doc/language-pack-gnome-el-base/changelog.gz.dpkg-new': Operation not permitted
InstallationDate: Installed on 2018-05-15 (0 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
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: language-pack-gnome-el-base
Title: package language-pack-gnome-el-base (not installed) failed to install/upgrade: unable to open '/usr/share/doc/language-pack-gnome-el-base/changelog.gz.dpkg-new': Operation not permitted
UpgradeStatus: No upgrade log present (probably fresh install)