When Do Not Disturb is turned on to either total silence or alarms only mode, trying to change the ringer volume via Volume Tile will cause it to crash, opening the "Volume Tile has stopped" dialog. Note that simply tapping the knob will not cause a crash; however, trying to drag it will.
Moto G4, Android 7.0, Volume Tile v1.0.2
When Do Not Disturb is turned on to either total silence or alarms only mode, trying to change the ringer volume via Volume Tile will cause it to crash, opening the "Volume Tile has stopped" dialog. Note that simply tapping the knob will not cause a crash; however, trying to drag it will.