@JeremyECrawford @mikemearls Intent of Wall of Stone:Cant cast AT ALL without an existing stone base,or just cant stay up without one?

— Brail (@BrailSays) August 24, 2015

Wall of stone doesn't work at all if the wall doesn't have stone to support it. https://t.co/xyHv0Jjoih

— Jeremy Crawford (@JeremyECrawford) August 25, 2015