package chromium-browser (not installed) failed to install/upgrade: new chromium-browser package pre-installation script subprocess returned error exit status 10

[Sankar Ramasamy]

i am a newbie

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: chromium-browser (not installed)
ProcVersionSignature: Ubuntu 5.4.0-31.35-generic 5.4.34
Uname: Linux 5.4.0-31-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27
AptOrdering:
 chromium-browser:amd64: Install
 flashplugin-installer:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
CasperMD5CheckResult: skip
Date: Sun May 24 04:04:43 2020
ErrorMessage: new chromium-browser package pre-installation script subprocess returned error exit status 10
InstallationDate: Installed on 2020-05-22 (1 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
Python3Details: /usr/bin/python3.8, Python 3.8.2, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.2ubuntu0.1
SourcePackage: chromium-browser
Title: package chromium-browser (not installed) failed to install/upgrade: new chromium-browser package pre-installation script subprocess returned error exit status 10
UpgradeStatus: No upgrade log present (probably fresh install)

[Olivier Tilloy (osomon)]

This looks like an intermittent problem, whereby the chromium snap was already being installed. Can you try reinstalling chromium-browser?

    sudo apt install --reinstall chromium-browser

and share the output here.