package system76-driver 14.10.7 [origin: LP-PPA-system76-dev-stable] failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Kevin Cole]

The ongoing issue of attempting to switching to systemd and attempting to switch back to upstart. Likely related to, if not a duplicate of:

https://bugs.launchpad.net/system76-driver/+bug/1390152

ProblemType: Package
DistroRelease: Ubuntu 14.10
Package: system76-driver 14.10.7 [origin: LP-PPA-system76-dev-stable]
ProcVersionSignature: Ubuntu 3.16.0-29.39-generic 3.16.7-ckt2
Uname: Linux 3.16.0-29-generic x86_64
NonfreeKernelModules: nvidia wl
ApportVersion: 2.14.7-0ubuntu8.1
Architecture: amd64
CrashDB: {'impl': 'launchpad', 'project': 'system76-driver'}
Date: Sat Jan 24 11:06:38 2015
DuplicateSignature: package:system76-driver:14.10.7 [origin: LP-PPA-system76-dev-stable]:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2011-10-25 (1187 days ago)
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
PackageArchitecture: all
SourcePackage: system76-driver
Title: package system76-driver 14.10.7 [origin: LP-PPA-system76-dev-stable] failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to utopic on 2014-11-03 (82 days ago)