private void ClickNewBelief(object o) { EditBeliefWindow beliefDialog = new EditBeliefWindow(); beliefDialog.BeliefValue = ""; beliefDialog.ShowDialog(); if (beliefDialog.DialogResult == true) { BeliefDTO belief = new BeliefDTO() { Belief = beliefDialog.BeliefValue, TopicId = SelectedTopic.Id }; long newId = BibleBeliefsRepository.CreateBelief(belief); Beliefs = BibleBeliefsRepository.GetBeliefs(SelectedTopic.Id); var b = Beliefs.Single(s => s.Id == newId); if (b != null) { SelectedBelief = b; } } }