According to Osho, yes: Rabindranath’s passionate search for beauty and his compulsion to express it became the very barrier to enlightenment. Artists seek an outer expression of inner glimpses, generating anxiety and failure, whereas enlightenment belongs to the one single-pointedly seeking truth/experience. Tagore was close, but his orientation toward beauty and expression kept his fulfillment incomplete.
Yes—he kept trying to show beauty to the world instead of resting in truth, and that restless need to express blocked enlightenment.