Gumball is outside of line

Rhino 8.7

This is interesting, the selected line was trimmed. When I select it using CPlane-aligned gumball, the gumball floats outside of it. This is new to me, is this behaviour intended?

gumball alignment cplane.3dm (43.0 KB)

thanks for reporting,
I managed to reproduce this issue.
RH-82028 Gumball doesn’t reset after object is trimmed