private void Delete() { Page.Validate(); if (Page.IsValid) { // Delete all data for toDolist int toDolistId = Int32.Parse(hdfToDoListId.Value); ToDoListInformationBasicInformation toDolistInformationBasicInformation = new ToDoListInformationBasicInformation(toDolistInformationTDS); toDolistInformationBasicInformation.Delete(toDolistId); ToDoListInformationActivityInformation toDoListInformationActivityInformation = new ToDoListInformationActivityInformation(toDolistInformationTDS); toDoListInformationActivityInformation.DeleteAll(toDolistId); // Update databse UpdateDatabase(); // Store datasets Session["toDolistInformationTDS"] = toDolistInformationTDS; // Redirect string url = ""; if (Request.QueryString["dashboard"] == "True") { url = "./../../FleetManagement/Dashboard/dashboard_login.aspx?source_page=out"; } else { url = "./toDoList_navigator2.aspx?source_page=toDoList_delete.aspx&toDo_id=" + hdfToDoListId.Value + GetNavigatorState() + "&update=yes"; } Response.Redirect(url); } }