Just tried to upgrade on my Dell m3800 and had this same issue. Made the laptop unusable, so had to re-install 14.04.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to sysvinit in Ubuntu. https://bugs.launchpad.net/bugs/1574340 Title: package sysv-rc 2.88dsf-59.3ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 Status in sysvinit package in Ubuntu: Incomplete Bug description: Upgrading from 14.04 to 16.04 sysv-rc failed to install on my Dell M3800 Developer Edition laptop. Reinstalled 14.04 from Dell's restoration partition, did a dist-upgrade, and tried to upgrade again but had the same issue. ProblemType: Package DistroRelease: Ubuntu 16.04 Package: sysv-rc 2.88dsf-59.3ubuntu2 ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6 Uname: Linux 4.4.0-21-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia ApportVersion: 2.20.1-0ubuntu2 Architecture: amd64 Date: Sun Apr 24 00:48:58 2016 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-trusty-amd64-20140620-0 ErrorMessage: subprocess installed post-installation script returned error exit status 1 InstallationDate: Installed on 2016-04-23 (0 days ago) InstallationMedia: Ubuntu 14.04 "Trusty" - Build amd64 LIVE Binary 20140620-04:25 PackageArchitecture: all RelatedPackageVersions: dpkg 1.18.4ubuntu1 apt 1.2.10ubuntu1 SourcePackage: sysvinit Title: package sysv-rc 2.88dsf-59.3ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 UpgradeStatus: Upgraded to xenial on 2016-04-24 (0 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sysvinit/+bug/1574340/+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