package linux-image-extra-3.16.0-76-generic 3.16.0-76.98~14.04.1 failed to install/upgrade: run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1

[cltien]

Tried to uninstall the kernel 3.16.0.73 and 3.16.0.76, which are not usable and caused kernel panic during boot. The process reports that it failed to uninstall because it is not configured. Hope I can find what to do.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: linux-image-extra-3.16.0-76-generic 3.16.0-76.98~14.04.1
ProcVersionSignature: Ubuntu 3.16.0-71.92~14.04.1-generic 3.16.7-ckt27
Uname: Linux 3.16.0-71-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.21
Architecture: amd64
Date: Fri Jul 1 11:10:18 2016
DuplicateSignature: package:linux-image-extra-3.16.0-76-generic:3.16.0-76.98~14.04.1:run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
ErrorMessage: run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
InstallationDate: Installed on 2015-12-06 (207 days ago)
InstallationMedia: Edubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.7
 apt 1.0.1ubuntu2.14
SourcePackage: initramfs-tools
Title: package linux-image-extra-3.16.0-76-generic 3.16.0-76.98~14.04.1 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)