protected void BtnAdd_Click(object sender, EventArgs e) { // data input by using ef4 // create context object Models.TaskDBEntities context = new Models.TaskDBEntities(); // create input object Models.TaskList task = new Models.TaskList(); task.Name = txtName.Text; task.IsComplete = false; task.Priority = ListPriority.SelectedIndex + 1; task.DateCreated = DateTime.Now; // data assign into context object context.TaskLists.Add(task); // execute context.SaveChanges(); }