Tim Watts wrote:

Short section of stone stairs going up. Handrail at the same angle,
nicely fitted, but going the wrong way. ie going down at 45 degrees, as the
stairs go up at 45 degrees!!

Except that it's wasn't fitted that way, just that the two end fixings
have broken, leaving the centre one intact, so the the rail has tipped
from +45 degrees to -45 degrees.