<div dir="ltr">[ Nadeem sent me the file offline. ]<div><br></div><div>I've pushed a fix for the bug. </div><div><br></div><div>It is possible to work around it: the issue comes up when you copy and paste the result of the 2htdp/image images back into the definitions window. In this case, the image I noticed that does this is a flipped cat. So you could delete that from the file and then put (presumably at the top-level) a call to flip passing in the literal cat and then just use that instead.</div>
<div><br></div><div>That should work with the released version.</div><div><br></div><div>Robby</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, Mar 28, 2014 at 5:06 PM, Robby Findler <span dir="ltr"><<a href="mailto:robby@eecs.northwestern.edu" target="_blank">robby@eecs.northwestern.edu</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">It looks like something has gone wrong in the code that figures out what kind of executable to create (or maybe the dependency tracking possibly).<div>
<br></div><div>Do you have the game to share? That would help a lot with the investigation.</div><span class="HOEnZb"><font color="#888888">
<div><br>Robby</div><div><br></div></font></span></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, Mar 28, 2014 at 4:08 PM, Nadeem Abdul Hamid <span dir="ltr"><<a href="mailto:nadeem@acm.org" target="_blank">nadeem@acm.org</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I have a student trying to create a standalone executable of a<br>
2htdp/universe-based game written in ISL+lambda, but the resulting<br>
executable crashes. On my Mac, using Racket 6.0, it results in the<br>
following error when run from the generated disk image. Any ideas?<br>
<br>
Thanks,<br>
nadeem<br>
<br>
<br>
$ ./Ant\ Attack.app/Contents/MacOS/Ant\ Attack<br>
image%: cannot get-shape without gui libraries<br>
  context...:<br>
   /Applications/Racket<br>
v6.0/share/pkgs/htdp-lib/2htdp/private/image-more.rkt:261:0: overlay/δ<br>
   place-image/align<br>
   /Applications/Racket v6.0/collects/racket/private/list.rkt:245:7: loop<br>
   /Applications/Racket v6.0/collects/racket/private/list.rkt:245:7: loop<br>
   /Applications/Racket v6.0/collects/racket/private/list.rkt:242:4: foldr<br>
   render-world<br>
   /Applications/Racket<br>
v6.0/share/pkgs/htdp-lib/2htdp/private/world.rkt:360:6: ppdraw method<br>
in ...dp/private/world.rkt:57:4<br>
   /Applications/Racket<br>
v6.0/share/pkgs/htdp-lib/2htdp/private/world.rkt:283:18: d<br>
   /Applications/Racket<br>
v6.0/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:451:6<br>
   /Applications/Racket<br>
v6.0/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:502:32<br>
   /Applications/Racket<br>
v6.0/collects/racket/private/more-scheme.rkt:147:2:<br>
call-with-break-parameterization<br>
   /Applications/Racket<br>
v6.0/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:397:18: loop<br>
<br>
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</blockquote></div><br></div>
</div></div></blockquote></div><br></div>