Facebook Messenger App Invalid Scope - permission: pages_messaging_subscriptions

Question

I\'m attempting to connect a Facebook Messenger App to one of my pages.. I\'ve connected Facebook Messenger Apps to pages before.

But this is the first time I\'ve re

Answer 1

we got same error and here is helpful answer https://developers.facebook.com/bugs/281723762198561/

Answer 2

This is a bug and we are currently working on it. In the meantime, please use our beta tier or generate the page access token through our API. To use the beta tier, you can access the following:

https://developers.beta.facebook.com/apps/89000000000000/messenger/

Answer 3

In my case, my app was live which was preventing access token generation.

Just go to app dashboard and disable the live checkbox as below: