public static void PostponeTask(string listId, string taskSeriesId, string taskId) { try { rtm.TasksPostpone(timeline, listId, taskSeriesId, taskId); } catch (RtmException e) { Log <RTM> .Debug(e.Message); return; } FinalizeAction(AddinManager.CurrentLocalizer.GetString("Task Postponed"), AddinManager.CurrentLocalizer.GetString("The selected task in your Remember The Milk task list has been postponed")); }