Firestore Token retrieval failed: INVALID_SENDER

Question

I am not receiving any callback from interfaces such as addOnSuccessListener, addOnFailureListener,addOnCompleteListener.

Depe

Answer 1

I had similar problem. It had nothing to do with my code but rather with API key, check that everything from that side is up and working. (My problem was about google billing account).

Answer 2

I know it is very dumb but,

See if google-services.json is correct.

I was using google-services.json from another project.