Prerequisites
- .GPX and .KML file extensions ONLY
- Uncompressed files only
- Projection = WGS84 [EPSG:4326]
If the KML file you are attmpting to load meets the prerequisites above and you get an 'Error processing....kml', your file may not be a well formed .kml file.
Open the KML file in Notepad to see if the file looks correct:
Good KML File Structure:
Bad File Structure: