The data source URL is not populated when sharing a KML file to ArcGIS Enterprise using the Add Item option.

Workaround

Refer to the following documentation for additional information regarding the KML To Layer geoprocessing tool in ArcGIS Pro: https://pro.arcgis.com/en/pro-app/latest/tool-reference/conversion/kml-to-layer.htm. Refer to the following documentation for additional information regarding sharing web layers to Portal for ArcGIS: https://pro.arcgis.com/en/pro-app/latest/help/sharing/overview/introduction-to-sharing-web-layers.htm.

Steps to Reproduce