public async Task Read() { if (m_referenceDescriptions == null) { await BrowseFullAddressSpace(null).ConfigureAwait(false); } foreach (var reference in m_referenceDescriptions.Take(MaxReferences)) { var nodeId = ExpandedNodeId.ToNodeId(reference.NodeId, m_session.NamespaceUris); var node = m_session.ReadNode(nodeId); Assert.NotNull(node); TestContext.Out.WriteLine("NodeId: {0} Node: {1}", nodeId, node); if (node is VariableNode) { try { var value = m_session.ReadValue(nodeId); Assert.NotNull(value); TestContext.Out.WriteLine("-- Value {0} ", value); } catch (ServiceResultException sre) { TestContext.Out.WriteLine("-- Read Value {0} ", sre.Message); } } } }