Adding a GeoJSON to the Content page in Portal for ArcGIS 10.7.1 and publishing as a hosted feature layer, fails to populate the attribute table in Map Viewer.

Solución alternativa

1. Open a blank map in Map Viewer of Portal for ArcGIS 10.7.1.
2. Click Add.
3. Choose add a layer from a file.
4. Save the layer.
5. Create a hosted feature layer from the saved layer in the Item Details page.
6. The attribute information and data information are populated.

Pasos para reproducir