package grub-efi-amd64-signed 1.66.2+2.02~beta2-36ubuntu3.2 failed to install/upgrade: sub-processo script post-installation instalado retornou estado de saída de erro 1

[marcelo maia da silva]

ubuntu 16:04 crash on upgrade

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: grub-efi-amd64-signed 1.66.2+2.02~beta2-36ubuntu3.2
ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13
Uname: Linux 4.4.0-31-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
Date: Tue Oct 11 19:32:24 2016
ErrorMessage: sub-processo script post-installation instalado retornou estado de saída de erro 1
InstallationDate: Installed on 2016-10-06 (5 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.12~ubuntu16.04.1
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.66.2+2.02~beta2-36ubuntu3.2 failed to install/upgrade: sub-processo script post-installation instalado retornou estado de saída de erro 1
UpgradeStatus: No upgrade log present (probably fresh install)