Jim,

<snip>
>Another thing that is confusing me is that the description for SYS(2450) states that the parameter value of 0 is default and says for it "Search along path and default locations before searching in the application."!
>This is directly opposite to what I have known it to be in the past and opposite to what is written for search order descriptions in the Help for either the PROCEDURE Command or the FUNCTION Command.

Confusion comes from "search" been interpreted as "run". VFP by default searches default path for a program/function/other to run but runs one from EXE anyway.

>So the question is: What IS the change that is being communicated by this entry in the "New Classes, Commands and Functions"?

SYS(2450,1) tells VFP to look first into EXE and only after program/function/other not found in EXE, search VFP path.