Navigate to alert definition, create new alert, select "Object type", click next.
Issues:
Next button is not taking you to the next page of alert definition
Clicking on Advanced Settings shows overlay
Cancelling alert definition creation and trying to add again, shows white page (also if you navigate to other page and come back to Configurations, again white page)
Environment
Aria Operations 8.18.x
Cause
This is an issue with the javascript.
Resolution
This issue was resolved in the Hotfix 4 which can be downloaded here: