Public bug reported: I fresh installed 16.04 and this happened!
ProblemType: Package DistroRelease: Ubuntu 16.04 Package: initramfs-tools 0.122ubuntu8 ProcVersionSignature: Ubuntu 4.4.0-22.40-generic 4.4.8 Uname: Linux 4.4.0-22-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 Date: Fri Jun 3 16:38:12 2016 DuplicateSignature: package:initramfs-tools:0.122ubuntu8 Setting up upstart (1.13.2-0ubuntu21.1) ... dpkg: error processing package upstart (--configure): cannot compute MD5 hash for file '/etc/init/tty5.conf': failed to read (Input/output error) ErrorMessage: subprocess installed post-installation script returned error exit status 1 InstallationDate: Installed on 2016-06-03 (0 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1) PackageArchitecture: all RelatedPackageVersions: dpkg 1.18.4ubuntu1.1 apt 1.2.12~ubuntu16.04.1 SourcePackage: initramfs-tools Title: package initramfs-tools 0.122ubuntu8 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: initramfs-tools (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package need-duplicate-check xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1588774 Title: package initramfs-tools 0.122ubuntu8 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1588774/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs