package gitweb 1:2.25.1-1ubuntu3 failed to install/upgrade: installed gitweb package post-installation script subprocess returned error exit status 1

[Thanh Nguyen]

i meet this problem when trying install mysql admin via apache2

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: gitweb 1:2.25.1-1ubuntu3
ProcVersionSignature: Ubuntu 5.4.0-52.57-generic 5.4.65
Uname: Linux 5.4.0-52-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.10
AptOrdering:
 apache2:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
CasperMD5CheckResult: skip
Date: Tue Nov 3 07:11:20 2020
DuplicateSignature:
 package:gitweb:1:2.25.1-1ubuntu3
 Processing triggers for gitweb (1:2.25.1-1ubuntu3) ...
 dpkg: error processing package gitweb (--configure):
  installed gitweb package post-installation script subprocess returned error exit status 1
ErrorMessage: installed gitweb package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2020-10-18 (15 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
PackageArchitecture: all
Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.2ubuntu0.1
SourcePackage: git
Title: package gitweb 1:2.25.1-1ubuntu3 failed to install/upgrade: installed gitweb package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.apache2.conf-available.gitweb.conf: [deleted]

[Launchpad Janitor (janitor)]

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