Answer
This is often a stale lobby cache rather than a configuration mistake — clear the lobby cache and remove and re-add the element to the lobby; that's resolved this exact symptom without needing any change to the navigation setup itself.
This is often a stale lobby cache rather than a configuration mistake — clear the lobby cache and remove and re-add the element to the lobby; that's resolved this exact symptom without needing any change to the navigation setup itself.