An in-depth review has been launched by Peter Johnston, who oversaw the BBCs Russell Brand probe.
Nandy said: The BBC has acknowledged serious failings by them and the production company Hoyo Films.
Shah is an ex-BBC current affairs boss who is understood to be extremely frustrated by the situation.
Lisa Nandy (left) and Samir ShahRasid Necati Aslim/Anadol / Danny Lawson/PA Images via Getty I
The situation is spiralling out of control for the against-the-ropes Beeb.
This disgraceful decision comes despitenearly 900 media figures having warnedthe BBC of the dangers of such an approach.