Thanks, Pete, works fine. Now, here is one which makes more sense and works the same: s hyper BUT not (hypertext or hypermedia) and by the way, I suppose you know you can use an ampersand for AND I still object to having to use either of them, more stuff to clog the search line. Oh well, it works. Douglas On Fri, 13 Oct 2000, Pete Weiss wrote: > At 21:08 10/12/2000 Thursday, Winship wrote: > >> > >> > s hyper not (hypertext or hypermedia) in FINAID-L SINCE TODAY > >> Invalid search expression - stack not empty after final evaluation. > > >What gives? Douglas > > Try adding AND > > s hyper AND not (hypertext or hypermedia) in listname > > Though I am "not" sure of the semantics, that syntax does not produce the > error message. > > /P > >