private void Client_ConnectComplete(object sender, EventArgs e) { this.isServerReg.Checked = false; try { Opc.Ua.Client.Controls.ConnectServerCtrl client = (Opc.Ua.Client.Controls.ConnectServerCtrl)sender; this.isServerReg.Checked = m_server.isClientRegistered(client.ServerUrl); if (client.Session == null) { return; } BrowseCTRL.Initialize(client.Session, ObjectIds.ObjectsFolder, ReferenceTypeIds.Organizes, ReferenceTypeIds.Aggregates); BrowseCTRL.ChangeSession(client.Session); BrowseCTRL.Update(); } catch (Exception E) { Debug.WriteLine(E.Message); } }