Do you have the generator set to 100k?
Amplitude of signal on pin 7 of the TL072?
Nothing on the output of the LM211?
Amplitude of signal on pin 7 of the TL072?
Nothing on the output of the LM211?
Increase the level until you get a ±5v (or as close to that as the TL072 can swing) out of the TL072.