Enabling Oracle Linux Optional Repository

Problem Description

When you attempt to install or upgrade one of the Nagios products you receive the following error:

ERROR: Please enable the 'Optional' repo for your system in:


Resolving The Problem

You need to add the Optional repository so that Nagios XI can install the necessary prerequisites using the commands below:

yum install -y yum-utils
yum-config-manager --enable ol7_optional_latest


That's it! You should be able to run the installer again and complete your installation.



Final Thoughts

For any support related questions please visit the Nagios Support Forums at:


Article ID: 815
Created On: Mon, May 14, 2018 at 11:22 PM
Last Updated On: Tue, Dec 18, 2018 at 3:34 PM
Authored by: tlea

Online URL: https://support.nagios.com/kb/article/enabling-oracle-linux-optional-repository-815.html