Users of Google Chromecast (2nd Gen) and Chromecast Audio are facing issues due to an authentication error.Multiple troubleshooting steps have been tried but without success, while newer Chromecast models are unaffected.Google is yet to acknowledge the issue, leaving users uncertain whether it is a bug or an unannounced end-of-life decision.Reports of the issue have been flooding Reddit and other forums, with frustrated users unable to connect to their devices.