The part of the owners Home and Google Chromecast are faced with problems in their devices. The Chromecast cast icon has disappeared from the supported apps and smart column on all queries responding error asking to retry the action later.
Google already knows about the problem and looking for solutions. The reason for the failure is unknown, but now some users report a recovery operation.
«Smart» column Google Home with Google Assistant presented in autumn 2016. Chromecast is designed for streaming playback of video or audio, was released in 2013.