The Nest Community is now Google Home & Nest!
We have moved to a new home. Please visit the Google Home & Nest Community to connect with other users, ask questions, and explore the new space.
Same issue here. Tried all possible options.. restarting modem,
resetting chromecast, and also switching to Chromecast wifi. Google home
can identify chromecast but fails to set it up. Throws cannot
authenticate error.