package shim-signed 1.18~15.10.1+0.8-0ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Mike Schaefer]

This happened while booting up the computer.

ProblemType: Package
DistroRelease: Ubuntu 15.10
Package: shim-signed 1.18~15.10.1+0.8-0ubuntu2
ProcVersionSignature: Ubuntu 4.2.0-37.43-generic 4.2.8-ckt10
Uname: Linux 4.2.0-37-generic x86_64
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
BootEFIContents:
 grub.cfg
 grubx64.efi
 MokManager.efi
 shimx64.efi
Date: Sun Aug 7 17:20:24 2016
DuplicateSignature: package:shim-signed:1.18~15.10.1+0.8-0ubuntu2:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2016-04-27 (109 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
RelatedPackageVersions:
 dpkg 1.18.2ubuntu5.1
 apt 1.0.10.2ubuntu3
SourcePackage: shim-signed
Title: package shim-signed 1.18~15.10.1+0.8-0ubuntu2 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)]

The error in your log is:

Setting up shim-signed (1.18~15.10.1+0.8-0ubuntu2) ...
Installing for x86_64-efi platform.
File descriptor 3 (pipe:[566050]) leaked on vgs invocation. Parent PID 26686: grub-install
File descriptor 5 (/dev/sda1) leaked on vgs invocation. Parent PID 26686: grub-install
File descriptor 3 (pipe:[566050]) leaked on vgs invocation. Parent PID 26686: grub-install
File descriptor 5 (/dev/sda1) leaked on vgs invocation. Parent PID 26686: grub-install
grub-install: error: attempt to install to encrypted disk without cryptodisk enabled. Set `GRUB_ENABLE_CRYPTODISK=1' in file `/etc/default/grub'..

This looks like a local configuration error. But anyway, reassigning to grub2.

[Phillip Susi (psusi)]

15.10 has reached end of life and is no longer supported.