package grub-pc 2.02+dfsg1-5ubuntu10 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 1

[Timothy Chu]

A error occur when install grub-pc

ProblemType: Package
DistroRelease: Ubuntu 19.04
Package: grub-pc 2.02+dfsg1-5ubuntu10
ProcVersionSignature: Ubuntu 4.18.0-12.13-generic 4.18.17
Uname: Linux 4.18.0-12-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.10-0ubuntu19
Architecture: amd64
Date: Fri Feb 1 19:20:20 2019
ErrorMessage: installed grub-pc package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2018-12-08 (55 days ago)
InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.3)
ProcCmdLine: BOOT_IMAGE=/vmlinuz-4.18.0-12-generic root=UUID=25b94c1c-8aba-4a36-8b43-af9964615720 ro quiet splash vt.handoff=1
Python3Details: /usr/bin/python3.7, Python 3.7.2, python3-minimal, 3.7.2-1
PythonDetails: /usr/bin/python2.7, Python 2.7.15+, python-minimal, 2.7.15-3
RelatedPackageVersions:
 dpkg 1.19.2ubuntu2
 apt 1.8.0~beta1
SourcePackage: grub2
Title: package grub-pc 2.02+dfsg1-5ubuntu10 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)