launchn command not found

Introduction

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

launchn: command not found

or when using sudo you get the following error message

sudo: launchn: command not found

Solutions to launchn: command not found

How To Fix launchn: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu launchn is provided by csmith package.

csmith is:

Csmith is a tool that can generate random C programs that statically and dynamically conform to the C99 standard. Thus, it is useful for stress-testing compilers, static analyzers, and other tools that process C code.

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

sudo apt-get -y install csmith

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

You can also use apt command to install csmith.

sudo apt -y install csmith

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

sudo aptitude install csmith

Summary

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