How to fix error: add-apt-repository: command not found on Ubuntu

This tutorial about how to easy fix error: add-apt-repository: command not found on Ubuntu or Debian Linux systems.

When you adding a new PPA repository in your Ubuntu or Debian with add-apt-repository command like:

$ sudo add-apt-repository ppa:NAME/ppa

sometimes you may receive the error:

add-apt-repository: command not found

Because software-properties-common package missing in your system, and you have to install it. add-apt-repository command is part of that package.

Let’s install it:

$ sudo apt-get install software-properties-common

Sample output:

$ sudo apt-get install software-properties-common

Reading package lists... Done
Building dependency tree
Reading state information... Done
The following NEW packages will be installed:
software-properties-common
0 upgraded, 1 newly installed, 0 to remove and 1 not upgraded.
Need to get 0 B/9,440 B of archives.
After this operation, 193 kB of additional disk space will be used.
Selecting previously unselected package software-properties-common.
(Reading database ... 77483 files and directories currently installed.)
Preparing to unpack .../software-properties-common_0.96.20.8_all.deb ...
Unpacking software-properties-common (0.96.20.8) ...
Processing triggers for dbus (1.10.6-1ubuntu3.4) ...
Setting up software-properties-common (0.96.20.8) ...

After installing software-properties-common package update your system with command:

$ sudo apt-get update

Now you can use add-apt-repository command  to add new new PPA repository in your Ubuntu or Debian.