apper command not found

Introduction

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

apper: command not found

or when using sudo you get the following error message

sudo: apper: command not found

Solutions to apper: command not found

How To Fix apper: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu apper is provided by apper package.

apper is:

PackageKit allows performing simple software management tasks over a DBus interface e.g. refreshing the cache, updating, installing and removing software packages or searching for multimedia codecs and file handlers.

This package provides a KDE package manager based on PackageKit, as well as package management support for the KDE desktop. It implements the PackageKit session API for KDE, which allows applications to easily install additional software (e.g. extensions), uninstall files and perform simple software status queries.

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

sudo apt-get -y install apper

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

You can also use apt command to install apper.

sudo apt -y install apper

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

sudo aptitude install apper

Summary

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