how to access network dataset elements C#

ashrafelhakim — Tue, 25 May 2010 20:28:03 GMT

hey all 🙂
i need to know how to access network dataset element
this is my code to open networkdataset and its work fine
          IWorkspaceFactory wsFactory;
            wsFactory = new FileGDBWorkspaceFactoryClass();
            IWorkspace workspace;
            workspace = wsFactory.OpenFromFile("....\\Projects\\MaadiGeo.gdb", 0);
            INetworkDataset ds;
            ds= OpenNetworkDataset(workspace,"Core_ND", "Core");

i need to put the edge and junction each of them in IEnumNetid:

            INetwork inetwork=ds as inetwork;
            IEnumNetEID edgeid = inetwork.CreateNetBrowser(esriElementType.esriETEdge);

but this code not work fine and error "Object reference not set to an instance of an object."

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how to access network dataset elements C#