<div dir="ltr">Well, if you can make it happen or get the srcloc of the vector-ref, please let me know. I refactored a concurrent part of online check syntax to have a real struct in place of a vector and boy I sure wish I had TR! :)<div> <br></div><div style>Robby</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, May 31, 2013 at 9:34 AM, Sam Tobin-Hochstadt <span dir="ltr"><<a href="mailto:samth@ccs.neu.edu" target="_blank">samth@ccs.neu.edu</a>></span> wrote:<br> <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="im">On Fri, May 31, 2013 at 10:28 AM, Robby Findler<br> <<a href="mailto:robby@eecs.northwestern.edu">robby@eecs.northwestern.edu</a>> wrote:<br> > No that's a bug I introduced I think.<br> ><br> > Do you get a stack trace?<br> <br> </div>No, unfortunately.<br> <div class="HOEnZb"><div class="h5"><br> ><br> ><br> > On Friday, May 31, 2013, Sam Tobin-Hochstadt wrote:<br> >><br> >> Recently, I've been seeing the following behavior:<br> >><br> >> - Open DrRacket on a file<br> >> - add a syntax error<br> >> - get this internal error:<br> >><br> >> vector-ref: contract violation<br> >> expected: vector?<br> >> given: '#s(exn-info "post.rkt:8:0: define: bad syntax in: (define)"<br> >> (#(177 9)) () #f)<br> >> argument position: 1st<br> >> other arguments...:<br> >> 1<br> >><br> >> - the definitions window goes blank, and never comes back (for that tab).<br> >><br> >> Disabling online compilation seems to make the problem go away.<br> >><br> >> I assume I've done something to break my installation, but I'm not sure<br> >> what.<br> >><br> >> Sam<br> >> _________________________<br> >> Racket Developers list:<br> >> <a href="http://lists.racket-lang.org/dev" target="_blank">http://lists.racket-lang.org/dev</a><br> </div></div></blockquote></div><br></div>