Problem is definitely related to changes in Oracle licensing for Java, they made a change on April 16, 2019 to their licensing which requires a signature in order to download the DEB file online. There are articles on AskUbuntu regarding this issue related to the webupd8 team PPA:
1 http://www.webupd8.org/2014/03/how-to-install-oracle-java-8-in-debian.html 2 http://www.webupd8.org/2012/09/install-oracle-java-8-in-ubuntu-via-ppa.html >From Synaptic Package Manager broken filter: E: /var/cache/apt/archives/openjdk-8-jre- headless_8u212-b03-0ubuntu1.18.04.1_amd64.deb: trying to overwrite shared '/etc/java-8-openjdk/calendars.properties', which is different from other instances of package openjdk-8-jre-headless:amd64 Partly fixed but still need to resolve this problem with Oracle. -- You received this bug notification because you are a member of OpenJDK, which is subscribed to openjdk-8 in Ubuntu. https://bugs.launchpad.net/bugs/1806265 Title: package openjdk-8-jre-headless 8u181-b13-1ubuntu0.18.04.1 failed to install/upgrade: trying to overwrite shared '/etc/java-8-openjdk/security/java.security', which is different from other instances of package openjdk-8-jre-headless:amd64 Status in openjdk-8 package in Ubuntu: New Bug description: Package crash on automated install. ProblemType: Package DistroRelease: Ubuntu 18.04 Package: openjdk-8-jre-headless 8u181-b13-1ubuntu0.18.04.1 ProcVersionSignature: Ubuntu 4.15.0-42.45-generic 4.15.18 Uname: Linux 4.15.0-42-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.9-0ubuntu7.5 AptOrdering: openjdk-8-jdk:amd64: Install openjdk-8-jdk-headless:amd64: Install openjdk-8-jre:amd64: Install openjdk-8-jre-headless:amd64: Install NULL: ConfigurePending Architecture: amd64 Date: Wed Nov 28 06:37:25 2018 DuplicateSignature: package:openjdk-8-jre-headless:8u181-b13-1ubuntu0.18.04.1 Unpacking openjdk-8-jre-headless:amd64 (8u191-b12-0ubuntu0.18.04.1) over (8u181-b13-1ubuntu0.18.04.1) ... dpkg: error processing archive /var/cache/apt/archives/openjdk-8-jre-headless_8u191-b12-0ubuntu0.18.04.1_amd64.deb (--unpack): trying to overwrite shared '/etc/java-8-openjdk/security/java.security', which is different from other instances of package openjdk-8-jre-headless:amd64 ErrorMessage: trying to overwrite shared '/etc/java-8-openjdk/security/java.security', which is different from other instances of package openjdk-8-jre-headless:amd64 Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.04 PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1 RelatedPackageVersions: dpkg 1.19.0.5ubuntu2.1 apt 1.6.6 SourcePackage: openjdk-8 Title: package openjdk-8-jre-headless 8u181-b13-1ubuntu0.18.04.1 failed to install/upgrade: trying to overwrite shared '/etc/java-8-openjdk/security/java.security', which is different from other instances of package openjdk-8-jre-headless:amd64 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openjdk-8/+bug/1806265/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~openjdk Post to : openjdk@lists.launchpad.net Unsubscribe : https://launchpad.net/~openjdk More help : https://help.launchpad.net/ListHelp