package grub-efi-amd64-signed 1.66.2+2.02~beta2-36ubuntu3.2 failed to install/upgrade: il sottoprocesso installato script di post-installation ha restituito lo stato di errore 1

[nikann]

Description: Ubuntu 16.04.1 LTS
Release: 16.04

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: grub-efi-amd64-signed 1.66.2+2.02~beta2-36ubuntu3.2
ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15
Uname: Linux 4.4.0-34-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
Date: Tue Aug 9 09:54:38 2016
ErrorMessage: il sottoprocesso installato script di post-installation ha restituito lo stato di errore 1
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: il sottoprocesso installato script di post-installation ha restituito lo stato di errore 1
UpgradeStatus: No upgrade log present (probably fresh install)