x42-whirl command not found

Introduction

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

x42-whirl: command not found

or when using sudo you get the following error message

sudo: x42-whirl: command not found

Solutions to x42-whirl: command not found

How To Fix x42-whirl: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu x42-whirl is provided by setbfree package.

setbfree is:

setBfree is a MIDI-controlled, software synthesizer designed to imitate the sound and properties of the electromechanical organs and sound modification devices that brought world-wide fame to the names and products of Laurens Hammond and Don Leslie.

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

sudo apt-get -y install setbfree

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

You can also use apt command to install setbfree.

sudo apt -y install setbfree

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

sudo aptitude install setbfree

Summary

In this tutorial we learn how to fix x42-whirl command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.