<div dir="ltr"><div><div><div><div><div><div><div><div><div><div><div><div><div>Hi Jérôme,<br><br></div>The `(require (planet ...))` will download the old package from the old package repository:<br><a href="http://planet.racket-lang.org/display.ss?package=mred-designer.plt&owner=orseau">http://planet.racket-lang.org/display.ss?package=mred-designer.plt&owner=orseau</a><br>
instead of the one on github, which is registered on the new package repository:<br><a href="https://pkg.racket-lang.org/#[mred-designer]">https://pkg.racket-lang.org/#[mred-designer]</a><br><br></div>The old package is fine if you use an old version of Racket though (but is not the preferred way).<br>
<br></div>The error you get suggests that you are indeed running a (quite) old version of Racket.<br><br></div>In the best case, if it's possible, you should:<br></div>1) Download and install a new version of Racket from <a href="http://download.racket-lang.org/">http://download.racket-lang.org/</a><br>
</div>2) Install MrEd Designer with either:<br></div><div>2a) from within DrRacket, "Fichier" > "Installer un paquetage", type mred-designer and "Installer"<br></div>2b) from the command line: raco pkg install mred-designer<br>
</div>3) Run mred designer with either:<br></div>3a) from within DrRacket, in the interaction window, type `(require mred-designer)`<br></div>3b) from the command line (recommended), type `racket -l mred-designer`<br><br>
</div>If you cannot download a more recent version of Racket, you should first remove the 3.10 version of MrEd Designer, and install an older one that does not use `module+` with:<br>(require (planet orseau/mred-designer:3:9))<br>
</div></div><div>hoping that your version of Racket is sufficiently recent (otherwise you could try an even older version of MrEd Designer).<br><br></div><div>However, I have a sudden doubt: will requiring a lower minor version number require actually the highest minor version number for the same major version number?<br>
</div><div>If so, you will get the exact same error than the one you had...<br></div><div><br></div>Keep me posted.<br><br>Laurent<br><div><div>
<div><div><div><div><div><div><div><div><br><br></div></div></div></div></div></div></div></div></div></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, May 10, 2014 at 10:00 PM, Jérôme Brilland <span dir="ltr"><<a href="mailto:jeromebri@gmx.fr" target="_blank">jeromebri@gmx.fr</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div bgcolor="#FFFFFF" text="#000000">
Hello,<br>
<br>
I am beginner with Racket. I would like to try MrEd Designer :
<a href="https://github.com/Metaxal/MrEd-Designer/wiki/User%27s-Documentation" target="_blank">https://github.com/Metaxal/MrEd-Designer/wiki/User%27s-Documentation</a><br>
<br>
I have downloaded the package with :<br>
<font color="#3333ff" face="Courier New, Courier, monospace">(require
(planet orseau/mred-designer:3:10))</font><br>
<br>
I am trying to use the module :<br>
<font color="#3333ff" face="Courier New, Courier, monospace">(require
(planet orseau/mred-designer))</font><br>
<br>
But I get the following error :<br>
<br>
<font color="#3333ff" face="Courier New, Courier, monospace">.
.racket/planet/300/5.2.1/cache/orseau/mred-designer.plt/3/10/templates.ss:11:1:
expand: unbound identifier in module in: module+<br>
> </font><br>
<br>
Could you help me ?<br>
</div>
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<br></blockquote></div><br></div>