package postfix 2.11.0-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 75

[ydheur]

i was just updating as usual.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: postfix 2.11.0-1
ProcVersionSignature: Ubuntu 3.13.0-44.73-generic 3.13.11-ckt12
Uname: Linux 3.13.0-44-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.14.1-0ubuntu3.6
Architecture: amd64
Date: Thu Jan 8 23:05:00 2015
DuplicateSignature: package:postfix:2.11.0-1:subprocess installed post-installation script returned error exit status 75
ErrorMessage: subprocess installed post-installation script returned error exit status 75
EtcMailname: YYY14.04
Hostname: YYY14.04
InstallationDate: Installed on 2014-06-15 (209 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
PostconfMydomain: localdomain
PostconfMyhostname: YYY14.04
PostconfMyorigin: /etc/mailname
ResolvConf:
 # Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8)
 # DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN
 nameserver 127.0.1.1
SourcePackage: postfix
Title: package postfix 2.11.0-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 75
UpgradeStatus: No upgrade log present (probably fresh install)