package grub-efi-amd64-signed 1.34.4+2.02~beta2-9ubuntu1.3 failed to install/upgrade: il sottoprocesso installato script di post-installation ha restituito lo stato di errore 1

package grub-efi-amd64-signed 1.34.4+2.02~beta2-9ubuntu1.3 failed to install/upgrade

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: grub-efi-amd64-signed 1.34.4+2.02~beta2-9ubuntu1.3
ProcVersionSignature: Ubuntu 3.16.0-33.44~14.04.1-generic 3.16.7-ckt7
Uname: Linux 3.16.0-33-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.13
Architecture: amd64
Date: Sat Sep 12 10:35:52 2015
DuplicateSignature: package:grub-efi-amd64-signed:1.34.4+2.02~beta2-9ubuntu1.3:il sottoprocesso installato script di post-installation ha restituito lo stato di errore 1
ErrorMessage: il sottoprocesso installato script di post-installation ha restituito lo stato di errore 1
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.4
 apt 1.0.1ubuntu2.10
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.34.4+2.02~beta2-9ubuntu1.3 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)