quaternion command not found

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

Introduction

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

quaternion: command not found

or when using sudo you get the following error message

sudo: quaternion: command not found

In Ubuntu quaternion is provided by quaternion package.

quaternion is:

Quaternion is a Qt-based chat client for the Matrix protocol. Matrix is an open, federated communications protocol.

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

sudo apt-get -y install quaternion

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

You can also use apt command to install quaternion.

sudo apt -y install quaternion

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

sudo aptitude install quaternion

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