package rabbitvcs-core 0.16-1 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1

[Shamrock1961]

Occurred during request for package removal using Synaptic Package Manager.

ProblemType: Package
DistroRelease: Ubuntu 15.10
Package: rabbitvcs-core 0.16-1
Uname: Linux 4.2.3-040203-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.19.1-0ubuntu4
AptOrdering:
 rabbitvcs-gedit: Remove
 rabbitvcs-cli: Remove
 rabbitvcs-core: Remove
 ipython: Remove
 NULL: ConfigurePending
Architecture: amd64
Date: Tue Oct 27 20:30:44 2015
DuplicateSignature: package:rabbitvcs-core:0.16-1:subprocess installed pre-removal script returned error exit status 1
ErrorMessage: subprocess installed pre-removal script returned error exit status 1
InstallationDate: Installed on 2015-08-21 (67 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.2ubuntu5
 apt 1.0.10.2ubuntu1
SourcePackage: rabbitvcs
Title: package rabbitvcs-core 0.16-1 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)