What is the output of: sudo apt-get -f install
? ** Changed in: unattended-upgrades (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to unattended-upgrades in Ubuntu. https://bugs.launchpad.net/bugs/1852855 Title: package unattended-upgrades 1.1ubuntu1.18.04.7~16.04.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10 Status in unattended-upgrades package in Ubuntu: Incomplete Bug description: got error while dpkg command ProblemType: Package DistroRelease: Ubuntu 16.04 Package: unattended-upgrades 1.1ubuntu1.18.04.7~16.04.4 ProcVersionSignature: Ubuntu 4.4.0-166.195-generic 4.4.194 Uname: Linux 4.4.0-166-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.21 Architecture: amd64 Date: Sat Nov 16 19:41:53 2019 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-xenial-amd64-20160624-2 DuplicateSignature: package:unattended-upgrades:1.1ubuntu1.18.04.7~16.04.4 Setting up unattended-upgrades (1.1ubuntu1.18.04.7~16.04.4) ... dpkg: error processing package unattended-upgrades (--configure): subprocess installed post-installation script returned error exit status 10 ErrorMessage: subprocess installed post-installation script returned error exit status 10 InstallationDate: Installed on 2019-03-04 (257 days ago) InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20160624-10:47 PackageArchitecture: all RelatedPackageVersions: dpkg 1.18.4ubuntu1.6 apt 1.2.32 SourcePackage: unattended-upgrades Title: package unattended-upgrades 1.1ubuntu1.18.04.7~16.04.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unattended-upgrades/+bug/1852855/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp