package grub-efi-amd64-signed 1.110.1+2.02+dfsg1-5ubuntu8.1 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1

[Pavel Melkozerov]

Package installation didn't sucseed. ASUS VL55GL

ProblemType: Package
DistroRelease: Ubuntu 18.10
Package: grub-efi-amd64-signed 1.110.1+2.02+dfsg1-5ubuntu8.1
ProcVersionSignature: Ubuntu 4.18.0-13.14-generic 4.18.17
Uname: Linux 4.18.0-13-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.10-0ubuntu13.1
Architecture: amd64
Date: Fri Feb 1 22:50:44 2019
ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.10
PythonDetails: /usr/bin/python2.7, Python 2.7.15+, python-minimal, 2.7.15-3
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu5
 apt 1.7.2
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.110.1+2.02+dfsg1-5ubuntu8.1 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
UpgradeStatus: Upgraded to cosmic on 2018-10-22 (101 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.