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Home > Success Center > Network Performance Monitor (NPM) > Discovered profiles refer to an unknown polling engine

Discovered profiles refer to an unknown polling engine

Created by Daniel Phillipps, last modified by MindTouch on Jun 23, 2016

Views: 17 Votes: 0 Revisions: 7


Unable to run a discovery job after migrating his poller.


All NPM versions


The engine ID of the new poller has not been updated correctly in the database.


  1. Verify that all the tables that reference EngineID are updated.
  2. Verify that the Discovery Profiles table is updated.

You can get to the Database Manager using the following steps:

  1. Log in to the Orion Server.
  2. Open the Database Manager.
  3. Click Start > Programs > Solarwinds Orion > Advanced > Database Manager.
  4. Add the default server.
  5. Find the tables.
  6. Update the correct engineid of the tables to the current one in the All Engines Table.
    Note: Tables that need updated are below.
    Discovery Profiles, Nodesdata, Traps, Syslog
Last modified
22:10, 22 Jun 2016