Today, the 26th of August 2019, we've identified a temporary system issue playing music to Sonos using the Spotify app. You may be unable to play music on Sonos using Spotify, or using the Spotify app to control Sonos. We are working with Spotify to resolve this issue as soon as possible.
You can always view the status of any ongoing outages or system trouble via our Status page.
We will update this thread once the outage is resolved. You may wish to subscribe to this topic to receive any further updates. Many thanks for your patience and understanding.