validxml command not found

In this troubleshooting guide we learn how to fix validxml command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

validxml: command not found

or when using sudo you get the following error message

sudo: validxml: command not found

In Ubuntu validxml is provided by libxml-validate-perl package.

libxml-validate-perl is:

XML::Validate is a generic interface to different XML validation backends. For a list of backend included with this distribution see the README.

If you want to write your own backends, the easiest way is probably to subclass XML::Validate::Base. Look at the existing backends for examples.

To fix this problem, we can install more using the command below.

sudo apt-get -y install libxml-validate-perl

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install libxml-validate-perl.

sudo apt -y install libxml-validate-perl

Or if you have aptitude installed you can use the following command.

sudo aptitude install libxml-validate-perl

In this tutorial we learn how to fix validxml command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.