Portal for ArcGIS: Unable to load KML. Internal kml parser error

Error Message

When adding a KML file using the 'From my computer' option to Portal for ArcGIS, the following error message is returned:

Error:   
Unable to load KML: Internal kml parser error.

Cause

The script in the KML file is not encoded using UTF-8.

Solution or Workaround

Follow the steps below to encode the script using UTF-8.

1. Open the KML file in a text editor such as Notepad ++.
2. Click the Encoding tab and select Convert to UTF-8.
   
   
    
3. Save the file and add it to Portal for ArcGIS. For more detailed steps, refer to Portal for ArcGIS: Add layers from the web .