package grub-efi-amd64-signed 1.142.3+2.04-1ubuntu26.1 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1

[mukund]

Singed grup error

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: grub-efi-amd64-signed 1.142.3+2.04-1ubuntu26.1
ProcVersionSignature: Ubuntu 5.4.0-41.45-generic 5.4.44
Uname: Linux 5.4.0-41-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.4
Architecture: amd64
CasperMD5CheckResult: skip
Date: Fri Jul 31 09:40:44 2020
ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
Python3Details: /usr/bin/python3.8, Python 3.8.2, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.3
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.142.3+2.04-1ubuntu26.1 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)