package grub-pc 2.04-1ubuntu26.4 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 10

[Wagner]

erro

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: grub-pc 2.04-1ubuntu26.4
ProcVersionSignature: Ubuntu 5.4.0-47.51-generic 5.4.55
Uname: Linux 5.4.0-47-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.9
Architecture: amd64
CasperMD5CheckResult: skip
Date: Mon Oct 12 11:48:26 2020
ErrorMessage: installed grub-pc package post-installation script subprocess returned error exit status 10
InstallationDate: Installed on 2020-07-11 (93 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-47-generic root=UUID=507d0b07-7c18-429d-b60c-fc937f5fd47c ro quiet splash vt.handoff=7
Python3Details: /usr/bin/python3.8, Python 3.8.5, unpackaged
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.2ubuntu0.1
SourcePackage: grub2
Title: package grub-pc 2.04-1ubuntu26.4 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 10
UpgradeStatus: No upgrade log present (probably fresh install)

[Julian Andres Klode (juliank)]

There is no useful data in the log, and both syslog and grub fail with exit code 10. Please run dpkg --configure -a and attach the error output.

[Launchpad Janitor (janitor)]

[Expired for grub2 (Ubuntu) because there has been no activity for 60 days.]