If the feature datasets contain topologies, networks, parcel fabrics etc. you won't be able to edit the feature classes in them using ArcView. Maybe export them to a format that you can edit?
Los miembros registrados pueden publicar, seguir actualizaciones y más. ¿Nuevo aquí? Regístrate gratis.
Find useful guides, FAQs, and documents to help you navigate and make the most of Esri Community.