In Korean tradition, dreaming of a rooftop is read as mixed. It is most often tied to 직장, 전반.
Standing on a roof is high station and wide view; a leaking or collapsing roof, trouble at the top of the house or organisation.
Tradition reads the symbol as an omen; psychology reads the same dream as a mirror of your present state. Describe your dream and both readings appear together. Interpret your dream