Updated June 15, 2016
This article addresses the following error found in the Web Console on the resource called UDT Ports in Use Overview:
There was an error rendering: UDT Ports in Use Overview
The following error is also found in the Orion web.log file (C:\ProgramData\SolarWinds\Logs\Orion\OrionWeb.log):
ERROR SolarWinds.Orion.Web.UI.BaseResourceControl - Exception while initializing resource
System.ArgumentException: An item with the same key has already been added.
All UDT versions
This issue occurs in UDT when it encounters a duplicated group name.