package ircd-irc2 2.11.2p3~dfsg-4 failed to install/upgrade: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 1

[Laurent]

Trying to intall via sudo apt install ircd-irc2

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: ircd-irc2 2.11.2p3~dfsg-4
ProcVersionSignature: Ubuntu 4.4.0-87.110-generic 4.4.73
Uname: Linux 4.4.0-87-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.1-0ubuntu2.10
AptOrdering:
 ircd-irc2: Install
 ircd-irc2: Configure
 NULL: ConfigurePending
Architecture: amd64
Date: Mon Jul 31 15:53:26 2017
Dependencies:
 gcc-6-base 6.0.1-0ubuntu1
 libc6 2.23-0ubuntu9
 libgcc1 1:6.0.1-0ubuntu1
 zlib1g 1:1.2.8.dfsg-2ubuntu4.1
ErrorMessage: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 1
InstallationDate: Installed on 2016-12-11 (231 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.20
SourcePackage: ircd-irc2
Title: package ircd-irc2 2.11.2p3~dfsg-4 failed to install/upgrade: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 1
UpgradeStatus: No upgrade log present (probably fresh install)