in NSG Loader Batches form user got a warning at Point Locations
ORA-20001: HIG-0197: SDO Metadata for layer not found
The warning message above appears because there is no data in user_sdo_geom_metadata table.
This can be fixed if you go to Exor>GIS Layer Tool>SDO Layers>Network Manager>Node Layer and click on "Build Point Locations" button.