package grub-efi-amd64-signed 1.155.2+2.04-1ubuntu35.2 failed to install/upgrade: o subprocesso instalado, do pacote grub-efi-amd64-signed, o script post-installation retornou erro do status de saída 32

[Sandro Roberto Costa da Silva]

After update Ubunto to 20.10 I got this error but the system updated and is working but every single update the Ubuntu does, I got this warning message saying that grub-efi-signed is not correctly setup nor installed.

ProblemType: Package
DistroRelease: Ubuntu 20.10
Package: grub-efi-amd64-signed 1.155.2+2.04-1ubuntu35.2
ProcVersionSignature: Ubuntu 5.8.0-41.46-generic 5.8.18
Uname: Linux 5.8.0-41-generic x86_64
ApportVersion: 2.20.11-0ubuntu50.5
Architecture: amd64
CasperMD5CheckResult: skip
Date: Thu Feb 4 16:18:21 2021
ErrorMessage: o subprocesso instalado, do pacote grub-efi-amd64-signed, o script post-installation retornou erro do status de saída 32
Python3Details: /usr/bin/python3.8, Python 3.8.6, python3-minimal, 3.8.6-0ubuntu1
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.20.5ubuntu2
 apt 2.1.10ubuntu0.2
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.155.2+2.04-1ubuntu35.2 failed to install/upgrade: o subprocesso instalado, do pacote grub-efi-amd64-signed, o script post-installation retornou erro do status de saída 32
UpgradeStatus: No upgrade log present (probably fresh install)