Google Nest Community

Mine keeps coming and going, give a voice command and it works. Rebuilt the routine I use, nothing working. Go back to voice command, nothing,

Mine came back too for a couple of hours, then disappeared again  

Had Sirius XM linked and playing just fine on Nest hub, and Nest mini. Had a routine set to play on specified channel. Now all of a sudden nothing works. I get various responses as to this won't work, or it sends me to Youtube Music. If I use voice t...