package nfs-kernel-server 1:1.2.8-9ubuntu12.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[han]

I was trying to upgrade ubuntu ver 14 to 16 and somehow something corrupt.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: nfs-kernel-server 1:1.2.8-9ubuntu12.2
ProcVersionSignature: Ubuntu 4.4.0-174.204-generic 4.4.211
Uname: Linux 4.4.0-174-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.21
Architecture: amd64
Date: Mon Mar 9 09:48:11 2020
DpkgHistoryLog:
 Start-Date: 2020-03-09 09:47:47
 Commandline: aptdaemon role='role-commit-packages' sender=':1.199952'
 Upgrade: rake:amd64 (10.5.0-2, 10.5.0-2ubuntu0.1), libarchive13:amd64 (3.1.2-11ubuntu0.16.04.7, 3.1.2-11ubuntu0.16.04.8), firefox-locale-en:amd64 (72.0.2+build1-0ubuntu0.16.04.1, 73.0.1+build1-0ubuntu0.16.04.1), unattended-upgrades:amd64 (1.1ubuntu1.18.04.7~16.04.5, 1.1ubuntu1.18.04.7~16.04.6), firefox:amd64 (72.0.2+build1-0ubuntu0.16.04.1, 73.0.1+build1-0ubuntu0.16.04.1), rsync:amd64 (3.1.1-3ubuntu1.2, 3.1.1-3ubuntu1.3)
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2019-07-09 (245 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.6
 apt 1.2.32
SourcePackage: nfs-utils
Title: package nfs-kernel-server 1:1.2.8-9ubuntu12.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to xenial on 2020-01-24 (46 days ago)
mtime.conffile..etc.init.d.nfs-kernel-server: 2019-07-09T17:19:59.801151

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.