public void LinkGraphsToUser(List <GraphData> graphDataList, int dashId) { InitNonExistingRepo(); DashItem dashItem = repo.ReadDashItem(dashId); dashItem.Graphdata = new Collection <GraphData>(); foreach (GraphData graph in graphDataList) { dashItem.Graphdata.Add(graph); graph.DashItem = dashItem; repo.UpdateGraphData(graph); } //UpdateDashItem(dashItem); }