I have Spotify Android vs 184.108.40.2069 armV7 (release date 21-7-2016). I can no longer connect to my Denon Heos 7 and Heos 1. I have tried to switch off and on both devices, restarted my Android phone and switched off and on my wifi router. Problem persisted. I have the feeling the problem is related to the Androd update. I can see the Heos device in the list of available devices. However, when trying to connect, it only shows "verbinden..." (connecting...). After a few seconds it shows again "apparaten beschikbaar" (devices available.