Submit a ticketCall us

AnnouncementsFace your biggest database issues head-on

Our new eCourse helps you navigate SQL Server performance blocks by teaching you how to recognize and deal with the three DBA Disruptors: Performance Hog, Blame Shifter, and Query Blocker. Register today to learn how to defend your environment and fend off menacing disruptions.

Register for your free eCourse.

Home > Success Center > Network Performance Monitor (NPM) > NPM - Knowledgebase Articles > Error: Module Listing missing from web console

Error: Module Listing missing from web console

Created by Brian O'Donovan, last modified by Caroline Juszczak on Oct 17, 2017

Views: 1,017 Votes: 1 Revisions: 4

Updated July 13, 2016


This article provides brief information on the following error:

There was an error communicating with the Orion server

Module Listing missing from web console











All NPM versions



The issue is caused when Core Business Layer is not started properly.


See the following link:

Repair Orion Core Services





Last modified