package grub-efi-amd64-signed 1.93.7+2.02-2ubuntu8.6 failed to install/upgrade: Unterprozess installed grub-efi-amd64-signed package post-installation script gab den Fehler-Ausgangsstatus 1 zurück

[Rainer Knappe]

Now I can't make an update or install any program.

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: grub-efi-amd64-signed 1.93.7+2.02-2ubuntu8.6
ProcVersionSignature: Ubuntu 4.15.0-36.39-generic 4.15.18
Uname: Linux 4.15.0-36-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.9-0ubuntu7.4
AptOrdering:
 linux-headers-4.15.0-33:amd64: Remove
 NULL: ConfigurePending
Architecture: amd64
Date: Mon Oct 1 09:08:03 2018
ErrorMessage: Unterprozess installed grub-efi-amd64-signed package post-installation script gab den Fehler-Ausgangsstatus 1 zurück
Python3Details: /usr/bin/python3.6, Python 3.6.6, python3-minimal, 3.6.5-3ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.5
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.93.7+2.02-2ubuntu8.6 failed to install/upgrade: Unterprozess installed grub-efi-amd64-signed package post-installation script gab den Fehler-Ausgangsstatus 1 zurück
UpgradeStatus: No upgrade log present (probably fresh install)