package grub-efi-amd64-signed 1.193.2+2.06-2ubuntu17.2 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32

[Dr. Tapas Kumar Majumdar]

I get it while updating Ubuntu.

ProblemType: Package
DistroRelease: Ubuntu 23.04
Package: grub-efi-amd64-signed 1.193.2+2.06-2ubuntu17.2
ProcVersionSignature: Ubuntu 6.2.0-34.34-generic 6.2.16
Uname: Linux 6.2.0-34-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.26.1-0ubuntu2
AptOrdering:
 grub-efi-amd64-signed:amd64: Install
 grub-efi-amd64-bin:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
CasperMD5CheckResult: pass
Date: Mon Oct 9 23:17:58 2023
ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32
InstallationDate: Installed on 2022-10-28 (367 days ago)
InstallationMedia: Ubuntu 22.10 "Kinetic Kudu" - Release amd64 (20221020)
Python3Details: /usr/bin/python3.11, Python 3.11.4, python3-minimal, 3.11.2-1
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.21.21ubuntu1
 apt 2.6.0ubuntu0.1
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.193.2+2.06-2ubuntu17.2 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32
UpgradeStatus: Upgraded to lunar on 2023-04-22 (191 days ago)