Public bug reported: I was upgrading from Ubuntu 18.04 to 18.10 and mailman3-web returned an error while upgrading to the new version.
ProblemType: Package DistroRelease: Ubuntu 18.10 Package: mailman3-web 0+20180916-1 ProcVersionSignature: Ubuntu 4.15.0-48.51-generic 4.15.18 Uname: Linux 4.15.0-48-generic x86_64 ApportVersion: 2.20.10-0ubuntu13.3 Architecture: amd64 Date: Sun May 12 13:58:49 2019 ErrorMessage: installed mailman3-web package post-installation script subprocess returned error exit status 1 InstallationDate: Installed on 2015-11-02 (1286 days ago) InstallationMedia: Ubuntu-Server 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all Python3Details: /usr/bin/python3.6, Python 3.6.8, python3-minimal, 3.6.7-1~18.10 PythonDetails: /usr/bin/python2.7, Python 2.7.16, python-minimal, 2.7.15-3 RelatedPackageVersions: dpkg 1.19.0.5ubuntu5 apt 1.7.4 SourcePackage: mailman-suite Title: package mailman3-web 0+20180916-1 failed to install/upgrade: installed mailman3-web package post-installation script subprocess returned error exit status 1 UpgradeStatus: Upgraded to cosmic on 2019-05-12 (0 days ago) ** Affects: mailman-suite (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package cosmic third-party-packages -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1828727 Title: package mailman3-web 0+20180916-1 failed to install/upgrade: installed mailman3-web package post-installation script subprocess returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mailman-suite/+bug/1828727/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs