fdmdv_demod command not found

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

Introduction

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

fdmdv_demod: command not found

or when using sudo you get the following error message

sudo: fdmdv_demod: command not found

In Ubuntu fdmdv_demod is provided by codec2 package.

codec2 is:

Codec2 is an audio codec especially designed for compressing voice at very low bit-rates for applications such as digital voice radio.

This package contains the encoder and decoder command-line applications.

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

sudo apt-get -y install codec2

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

You can also use apt command to install codec2.

sudo apt -y install codec2

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

sudo aptitude install codec2

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