package grub-efi-amd64-signed 1.167.2+2.04-1ubuntu44.2 failed to install/upgrade: »installiertes grub-efi-amd64-signed-Skript des Paketes post-installation«-Unterprozess gab den Fehlerwert 1 zurück

[Rainer Schicker]

error when updating

ProblemType: Package
DistroRelease: Ubuntu 20.10
Package: grub-efi-amd64-signed 1.167.2+2.04-1ubuntu44.2
ProcVersionSignature: Ubuntu 5.8.0-55.62-generic 5.8.18
Uname: Linux 5.8.0-55-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu50.7
AptOrdering:
 grub-efi-amd64-signed:amd64: Install
 grub-efi-amd64-bin:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
CasperMD5CheckResult: skip
Date: Fri Jun 18 06:30:12 2021
ErrorMessage: »installiertes grub-efi-amd64-signed-Skript des Paketes post-installation«-Unterprozess gab den Fehlerwert 1 zurück
Python3Details: /usr/bin/python3.8, Python 3.8.6, python3-minimal, 3.8.6-0ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4
RelatedPackageVersions:
 dpkg 1.20.5ubuntu2
 apt 2.1.10ubuntu0.3
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.167.2+2.04-1ubuntu44.2 failed to install/upgrade: »installiertes grub-efi-amd64-signed-Skript des Paketes post-installation«-Unterprozess gab den Fehlerwert 1 zurück
UpgradeStatus: No upgrade log present (probably fresh install)