Xdummy command not found

In this troubleshooting guide we learn how to fix Xdummy command not found error message

Introduction

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

Xdummy: command not found

or when using sudo you get the following error message

sudo: Xdummy: command not found

Solutions to Xdummy: command not found

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

In Ubuntu Xdummy is provided by x11vnc package.

x11vnc is:

x11vnc allows one to view remotely and interact with real X displays (i.e. a display corresponding to a physical monitor, keyboard, and mouse) with any VNC viewer. It has built-in SSL encryption and authentication, UNIX account and password support, server-side scaling, single port HTTPS and VNC, mDNS service advertising, and TightVNC and UltraVNC file-transfer.

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

sudo apt-get -y install x11vnc

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

You can also use apt command to install x11vnc.

sudo apt -y install x11vnc

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

sudo aptitude install x11vnc

Summary

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