| From: Pierpaolo Bernardi (olopierpa at gmail.com) Date: Fri Mar 30 03:46:22 EDT 2012 |
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Hello Roelof, On Fri, Mar 30, 2012 at 09:32, Roelof Wobben <r.wobben at home.nl> wrote: > (define (show-ufo ufo) > (place-image BLU (ufo-loc u) MTS)) > > But still I can't get the show-ufo work. Check carefully the name of your variables! Doesn't DrRacket give you an explicative error message in this case? P.
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