To fix the "JMX polling is not supported, use  Agentless polling instead" Solarwinds error, change the preferred polling method to for the application monitor Agentless. 

To do this, open the Solarwinds SAM Web Console and do the following;

  1. Go the Settings->All Settings
  2. Go to SAM Settings
  3. Go to Manage Application Monitors
  4. Click on the application monitor.
  5. Go to Edit Application Monitor
  6. Click on Advanced and change the preferred polling method to Agentless.