gui-compare command not found

In this troubleshooting guide we learn how to fix gui-compare command not found error message

Introduction

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

gui-compare: command not found

or when using sudo you get the following error message

sudo: gui-compare: command not found

In Ubuntu gui-compare is provided by mono-tools-gui package.

mono-tools-gui is:

This package contains various GUI tools for use with Mono:

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

sudo apt-get -y install mono-tools-gui

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

You can also use apt command to install mono-tools-gui.

sudo apt -y install mono-tools-gui

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

sudo aptitude install mono-tools-gui

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