Submit a ticketCall us

Systems Monitoring for Dummies
Our new eBook will teach you the fundamentals and help you create monitors and alerts that are effective, meaningful, and actionable. Monitoring is more than a checkbox on your to-do list. This free eBook will give you practical advice to help you succeed in all aspects of monitoring – discovery, alerting, remediation, and troubleshooting. Don’t miss out on this indispensable resource for newbies, experienced IT pros, and everyone in between. Register Now.

Home > Success Center > Network Performance Monitor (NPM) > Active diagnostics upgrade errors on HA system

Active diagnostics upgrade errors on HA system

Updated November 9, 2017


User seeing the Update available option when running the Active diagnostics and when selecting this the system returned an error:

Product: SolarWinds Active Diagnostics -- A newer version of SolarWinds Active Diagnostics is already installed.

Installation success or error status: 1603.


  • NPM 12.1 HA



Active diagnostics not installed on Secondary server.



  1. On primary server copy the Active diagnostics MSI from this hidden folder c:\programdata\solarwinds\installers.
  2. Paste the installer into the same location on the Secondary server.
  3. Run the SolarwindsActiveDiagnostics.msi to install the Active diagnostics on the secondary poller.




Last modified