Found a bug today with parenthesis match.
Bug allows unmatched parenthsis:

with this
    thisform.cRepName = JUSTSTEM(Substr(.PrintCmd, Rat(' ', .PrintCmd) + 1))
endwith

No bug
with this
thisform.cRepName = JUSTSTEM(Substr(this.PrintCmd, Rat(' ', this.PrintCmd) + 1))
endwith

Glenn