In this blog post, you’ll learn more about the Sybase Error Element is an empty set (near ‘%1’) and the reason for receiving this error
Sybase SQL Error Message
Element is an empty set (near ‘%1’)
Reason for this Error
An element of a geometry is the empty set. Empty geometries cannot be used as the points in linestrings or circularstrings; empty curves cannot be used as elements of compoundcurves; empty curves cannot be used as rings of polygons.