package arno-iptables-firewall (not installed) failed to install/upgrade: subprocess installed post-installation script returned error exit status 2

[VaugKBs]

The arno-iptable fail to install correctly. I think the the developer should redesign the code like firewall configure which has a build in template configure which make it easy for the user to install the firewall

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: arno-iptables-firewall (not installed)
ProcVersionSignature: Ubuntu 3.16.0-28.38-generic 3.16.7-ckt1
Uname: Linux 3.16.0-28-generic i686
ApportVersion: 2.15-0ubuntu3
Architecture: i386
Date: Sun Jun 14 17:54:39 2015
DuplicateSignature: package:arno-iptables-firewall:(not installed):subprocess installed post-installation script returned error exit status 2
ErrorMessage: subprocess installed post-installation script returned error exit status 2
InstallationDate: Installed on 2015-06-14 (0 days ago)
InstallationMedia: Lubuntu 15.04 "Vivid Vervet" - Alpha i386 (20141217)
SourcePackage: arno-iptables-firewall
Title: package arno-iptables-firewall (not installed) failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)