package upstart-app-launch (not installed) failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1

[Tushar gautam]

I am not sure

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: upstart-app-launch (not installed)
ProcVersionSignature: Ubuntu 3.13.0-57.95-generic 3.13.11-ckt21
Uname: Linux 3.13.0-57-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.11
Architecture: amd64
Date: Tue Jul 28 15:44:21 2015
DuplicateSignature: package:upstart-app-launch:(not installed):subprocess installed pre-removal script returned error exit status 1
ErrorMessage: subprocess installed pre-removal script returned error exit status 1
SourcePackage: upstart-app-launch
Title: package upstart-app-launch (not installed) failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)