Problems With `renoise.song().tracks[1].mute_State`

It works with OneShotIdleNotifier(), cheers!

  
rns.tracks[x].mute_state = renoise.Track.MUTE_STATE_OFF  
OneShotIdleNotifier(0, function() rns.tracks[x].mute_state = renoise.Track.MUTE_STATE_ACTIVE end)