couriergraph.pl command not found

Introduction

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

couriergraph.pl: command not found

or when using sudo you get the following error message

sudo: couriergraph.pl: command not found

Solutions to couriergraph.pl: command not found

How To Fix couriergraph.pl: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu couriergraph.pl is provided by couriergraph package.

couriergraph is:

Couriergraph is a very simple mail statistics RRDtool frontend for Courier-POP & Courier-IMAP that produces daily, weekly, monthly and yearly graphs of mail server’s activity (logins, traffic, etc).

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

sudo apt-get -y install couriergraph

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

You can also use apt command to install couriergraph.

sudo apt -y install couriergraph

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

sudo aptitude install couriergraph

Summary

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