mpy.mpich2 command not found

In this troubleshooting guide we learn how to fix mpy.mpich2 command not found error message

Introduction

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

mpy.mpich2: command not found

or when using sudo you get the following error message

sudo: mpy.mpich2: command not found

Solutions to mpy.mpich2: command not found

How To Fix mpy.mpich2: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu mpy.mpich2 is provided by yorick-mpy-mpich2 package.

yorick-mpy-mpich2 is:

Yorick is an interpreted programming language for:

  • scientific simulations or calculations
  • postprocessing or steering large simulation codes
  • interactive scientific graphics
  • reading, writing, and translating large files of numbers

The MPY is a parallel version of Yorick based on the Message Passing Interface (MPI). This package contains a build of MPY linked against MPICH2.

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

sudo apt-get -y install yorick-mpy-mpich2

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

You can also use apt command to install yorick-mpy-mpich2.

sudo apt -y install yorick-mpy-mpich2

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

sudo aptitude install yorick-mpy-mpich2

Summary

In this tutorial we learn how to fix mpy.mpich2 command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.