catmaster command not found

Introduction

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

catmaster: command not found

or when using sudo you get the following error message

sudo: catmaster: command not found

Solutions to catmaster: command not found

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

In Ubuntu catmaster is provided by watchcatd package.

watchcatd is:

A bug or malicious attacks to machine can lock up a process, leading to a deadlock or an unexpected condition. For example: an Apache httpd with mod_(php|perl|lua|your_preferred_script_language) running a bad script. When the monitored process locks up, the watchcat helps killing him. It is the best thing to do.

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

sudo apt-get -y install watchcatd

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

You can also use apt command to install watchcatd.

sudo apt -y install watchcatd

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

sudo aptitude install watchcatd

Summary

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