package shim-signed 1.32~16.04.1+0.9+1474479173.6c180c6-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Mugdha]

This bug shows up everytime I turn my laptop on

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: shim-signed 1.32~16.04.1+0.9+1474479173.6c180c6-1ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-92.115-generic 4.4.76
Uname: Linux 4.4.0-92-generic x86_64
.proc.sys.kernel.moksbstate_disabled: 0
ApportVersion: 2.20.1-0ubuntu2.10
Architecture: amd64
Date: Tue Aug 22 09:20:38 2017
EFITables:
 Aug 22 09:18:58 mugdha-HP-Pavilion-Notebook kernel: efi: EFI v2.40 by INSYDE Corp.
 Aug 22 09:18:58 mugdha-HP-Pavilion-Notebook kernel: efi: SMBIOS=0x7a4fb000 ESRT=0x7a4fe718 ACPI 2.0=0x7aefd014 PROP=0x62b21238
 Aug 22 09:18:58 mugdha-HP-Pavilion-Notebook kernel: esrt: Reserving ESRT space from 0x000000007a4fe718 to 0x000000007a4fe750.
 Aug 22 09:18:58 mugdha-HP-Pavilion-Notebook kernel: Secure boot enabled
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2017-08-09 (12 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.24
SecureBoot: 6 0 0 0 1
SourcePackage: shim-signed
Title: package shim-signed 1.32~16.04.1+0.9+1474479173.6c180c6-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Steve Langasek (vorlon)]

You installed using out-of-date media (16.04.1, instead of the current point release, 16.04.3) and are hitting a bug in the version of software-properties shipped with that version. To correct this error you should open a terminal and run 'sudo apt-get -f install'.