i have installed and made a preset for my sleeping order as
8 hrs sleep
and 30 min for how long it will take to fall asleep(.i.e the second node)
and the remainig as per steps 8 to 13 from the tutoriial

but when i played, i hear the same sound even after 40 min from start, and there was no change in sound. is this the way it works?
or do i need to make any change?
plz help