FIRInstanceID/WARNING STOP!! Will reset deviceID from memory [Xcode : Console Log]

Question

After updating to XCode 8 GM(Swift 3)

Firebase started logging these error's in the Console:-

FIRInstanceID/WARNING STOP!! Will reset deviceID from memory.

FIRInstanceID/WARNING Failed to fetch default token Error Domain=com.firebase.iid Code=6 "(null)"

FIRInstanceID/WARNING Failed to retrieve the default GCM token after 5 retries

Answer 1

Apparently Enabling your app's KeyChain Sharing in Capabilities does the trick!

After enabling your capabilities , app.entitlements should look something like this:-

Also See:- Firebase Group Talk