x86_64-linux-gnu-gfortran command not found

Introduction

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

x86_64-linux-gnu-gfortran: command not found

or when using sudo you get the following error message

sudo: x86_64-linux-gnu-gfortran: command not found

Solutions to x86_64-linux-gnu-gfortran: command not found

How To Fix x86_64-linux-gnu-gfortran: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu x86_64-linux-gnu-gfortran is provided by gfortran package.

gfortran is:

This is the GNU Fortran 95 compiler, which compiles Fortran 95 on platforms supported by the gcc compiler. It uses the gcc backend to generate optimized code.

This is a dependency package providing the default GNU Fortran 95 compiler.

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

sudo apt-get -y install gfortran

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

You can also use apt command to install gfortran.

sudo apt -y install gfortran

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

sudo aptitude install gfortran

Summary

In this tutorial we learn how to fix x86_64-linux-gnu-gfortran command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.