package shim-signed 1.27~16.04.1+0.9+1474479173.6c180c6-1ubuntu1 failed to install/upgrade: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 1

[sophie]

Boot is full. Problem starting computer.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: shim-signed 1.27~16.04.1+0.9+1474479173.6c180c6-1ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-75.96-generic 4.4.59
Uname: Linux 4.4.0-75-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
Date: Mon Jul 17 11:03:15 2017
ErrorMessage: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 1
InstallationDate: Installed on 2017-04-24 (85 days ago)
InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215.2)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.19
SourcePackage: shim-signed
Title: package shim-signed 1.27~16.04.1+0.9+1474479173.6c180c6-1ubuntu1 failed to install/upgrade: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 1
UpgradeStatus: No upgrade log present (probably fresh install)