Output pins labeled "self" will not appear on interface functions called in blueprints

Output pins labeled "self" will not appear on interface functions called in blueprints.

1. Download, unzip, open attached project
2. Open New Function 0 within the comment box (Yellow target pin)

Results:

Interface has function output pin "Self" of type actor. The function in the blueprint does not show this pin.

Expected:

Either self output pin appears on function node or a warning detailing that no output will be present appears.

An inteface function with "self" named return variable doesn't show up in implementing BP editor