package linux-image-4.4.0-143-generic 4.4.0-143.169~14.04.2 failed to install/upgrade: run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1

This was a system error on boot after upgrading the kernel.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: linux-image-4.4.0-143-generic 4.4.0-143.169~14.04.2
ProcVersionSignature: Ubuntu 4.4.0-143.169~14.04.2-generic 4.4.170
Uname: Linux 4.4.0-143-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.29
AptOrdering:
 linux-image-4.4.0-143-generic: Install
 initramfs-tools: Configure
 linux-image-3.13.0-167-generic: Configure
 linux-image-4.4.0-143-generic: Configure
 linux-modules-extra-4.4.0-143-generic: Configure
Architecture: amd64
Date: Mon Mar 25 11:51:55 2019
DuplicateSignature: package:linux-image-4.4.0-143-generic:4.4.0-143.169~14.04.2:run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2015-09-08 (1293 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.8
 apt 1.0.1ubuntu2.20
SourcePackage: linux-signed-lts-xenial
Title: package linux-image-4.4.0-143-generic 4.4.0-143.169~14.04.2 failed to install/upgrade: run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
UpgradeStatus: No upgrade log present (probably fresh install)