I don't remember what I did last time (it's very possible I'd opened some
at-exp file), but I tried this now, and it works fine for me.

-Philip

On Sat, Apr 29, 2017 at 3:31 PM, Robby Findler <ro...@eecs.northwestern.edu>
wrote:

> When you started DrRacket, had you opened a file that uses either one
> of the #lang scribble variants or an at-exp before opening the
> preferences dialog?
>
> I believe that if you don't do that before opening the preferences
> dialog the first time, you can work around this error.
>
> Robby
>
>
> On Sat, Apr 29, 2017 at 1:36 PM, Philip McGrath
> <phi...@philipmcgrath.com> wrote:
> > After upgrading to 6.9, I'm getting the following "DrRacket Internal
> Error"
> > when I try to open the preferences menu on MacOS:
> >
> > preferences:get: tried to get a preference but no default set for
> > 'scribble-reindent-paragraph-width
> >   context...:
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/framework/preferences.rkt:93:0: preferences:get
> >    /Applications/Racket
> > v6.9/collects/racket/contract/private/arrow-val-first.rkt:357:18
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/scribble/private/indentation.rkt:15:1
> >    /Applications/Racket
> > v6.9/collects/racket/contract/private/arrow-higher-order.rkt:342:33
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/framework/private/preferences.rkt:390:5
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/framework/private/preferences.rkt:289:14:
> > build-ppanel-tree
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/framework/private/preferences.rkt:261:2:
> > make-preferences-dialog
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/framework/private/preferences.rkt:243:2:
> show-dialog
> >    /Applications/Racket v6.9/share/pkgs/gui-lib/mred/
> private/app.rkt:67:21
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:454:6
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:505:32
> >    /Applications/Racket
> > v6.9/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:653:3
> >
> > Is this a problem with my setup, or with DrRacket?
> >
> > --
> > You received this message because you are subscribed to the Google Groups
> > "Racket Users" group.
> > To unsubscribe from this group and stop receiving emails from it, send an
> > email to racket-users+unsubscr...@googlegroups.com.
> > For more options, visit https://groups.google.com/d/optout.
>
> --
> You received this message because you are subscribed to the Google Groups
> "Racket Users" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to racket-users+unsubscr...@googlegroups.com.
> For more options, visit https://groups.google.com/d/optout.
>

-- 
You received this message because you are subscribed to the Google Groups 
"Racket Users" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to racket-users+unsubscr...@googlegroups.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to