Same thing happens to me. I have an Android phone. I send requests, ask friends to send road block help and they say they have no requests from me. I also never get lives when I ask for them. I have plenty friends that play this game actively and they tell me they have the same issues. When I ask for lives or help on Candy…
Yes thank you for this information, although I think it's silly that Farm Heroes can't figure out how to make their game work properly on FB as I've never had these issues with Candy Crush.