package arno-iptables-firewall 2.0.0.c-1 failed to install/upgrade: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 2

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ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: arno-iptables-firewall 2.0.0.c-1
ProcVersionSignature: Ubuntu 3.2.0-34.53-generic 3.2.33
Uname: Linux 3.2.0-34-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 2.0.1-0ubuntu15
Architecture: i386
Date: Fri Nov 16 14:47:06 2012
ErrorMessage: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 2
InstallationMedia: Lubuntu 12.04 "Precise Pangolin" - Release i386 (20120423)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: arno-iptables-firewall
Title: package arno-iptables-firewall 2.0.0.c-1 failed to install/upgrade: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 2
UpgradeStatus: No upgrade log present (probably fresh install)