package grub-efi-amd64-signed 1.66.6+2.02~beta2-36ubuntu3.6 failed to install/upgrade: Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück

[Robert]

Sorry anwender ohne weitere Kentnisse

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: grub-efi-amd64-signed 1.66.6+2.02~beta2-36ubuntu3.6
ProcVersionSignature: Ubuntu 4.4.0-47.68-generic 4.4.24
Uname: Linux 4.4.0-47-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.1-0ubuntu2.4
AptOrdering:
 libpcsclite1: Install
 grub-efi-amd64-signed: Configure
 libpcsclite1: Configure
 NULL: ConfigurePending
Architecture: amd64
Date: Wed Jan 25 11:06:35 2017
ErrorMessage: Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück
InstallationDate: Installed on 2016-09-23 (123 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.18
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.66.6+2.02~beta2-36ubuntu3.6 failed to install/upgrade: Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück
UpgradeStatus: No upgrade log present (probably fresh install)