package postfix 2.11.0-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 75

[gideon]

when I installed virtualmin on top of webmin and then my terminal stopped working all together and virtual min failed to install, I Also reinstalled the operating system did a full apt get update and upgrade, then installed it like virtualmin wanted and i had the same error, when I boot up initially I can access my Terminal but shortly after it doesn’t work, and I cant access it and it still cant even properly update. and its running on a decent machine that has had no prior issues.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: postfix 2.11.0-1ubuntu1
ProcVersionSignature: Ubuntu 3.19.0-56.62~14.04.1-generic 3.19.8-ckt15
Uname: Linux 3.19.0-56-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
Date: Wed Mar 16 19:44:36 2016
ErrorMessage: subprocess installed post-installation script returned error exit status 75
EtcMailname: 192.168.1.100
Hostname: Office-Server
InstallationDate: Installed on 2016-03-17 (0 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
PostconfMydomain: 168.1.100
PostconfMyhostname: 192.168.1.100
PostconfMyorigin: /etc/mailname
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.5
 apt 1.0.1ubuntu2.11
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
 search bdhsi.com
SourcePackage: postfix
Title: package postfix 2.11.0-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 75
UpgradeStatus: No upgrade log present (probably fresh install)