modes_rx command not found

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

Introduction

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

modes_rx: command not found

or when using sudo you get the following error message

sudo: modes_rx: command not found

In Ubuntu modes_rx is provided by gr-air-modes package.

gr-air-modes is:

A software-defined radio receiver for Mode S transponder signals, including ADS-B reports from equipped aircraft.

Multiple output formats are supported:

Raw (or minimally processed) output of packet data
Parsed text
SQLite database
KML for use with Google Earth
SBS-1-compatible output for use with e.g. PlanePlotter or Virtual Radar Server
FlightGear multiplayer interface for real-time display of traffic within the simulator

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

sudo apt-get -y install gr-air-modes

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

You can also use apt command to install gr-air-modes.

sudo apt -y install gr-air-modes

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

sudo aptitude install gr-air-modes

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