needrestart-session command not found

Introduction

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

needrestart-session: command not found

or when using sudo you get the following error message

sudo: needrestart-session: command not found

Solutions to needrestart-session: command not found

How To Fix needrestart-session: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu needrestart-session is provided by needrestart-session package.

needrestart-session is:

needrestart checks which processes need to be restarted after library upgrades. needrestart-session implements a notification of user sessions about their obsolete processes after system upgrades.

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

sudo apt-get -y install needrestart-session

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

You can also use apt command to install needrestart-session.

sudo apt -y install needrestart-session

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

sudo aptitude install needrestart-session

Summary

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