Today we released update 5.6.1 for Nagios XI which addresses a few fixes related to the event handler cron job and notifications. For users who have upgraded their PHP versions and are receiving an error while performing updates, a fix has been added that addresses the lack of an installed package which was ultimately causing the error.
Nagios Update: XI 5.6.6
Nagios XI update 5.6.6 is now released! This update resolves a number of minor bugs and one security vulnerability fix. This version also includes improvements