recurring benign error about surrogate%

[mbutterick]

This error has been popping up occasionally at the bottom of my DrRacket window. I’m unsure what it wants from me, since it doesn’t seem to prevent any code from running. When I dismiss it, it goes away for a while, then resurfaces.

dynamic-require: name is not provided
  name: 'surrogate%
  module: #<resolved-module-path:"/path/to/git/racket/racket/share/pkgs/gui-lib/scribble/private/indentation.rkt">
  context...:
   /path/to/git/drracket/drracket/drracket/private/in-irl-namespace.rkt:52:0: get-definitions-text-surrogate/inside
   /path/to/git/drracket/drracket/drracket/private/insulated-read-language.rkt:156:7
   /path/to/git/racket/racket/collects/racket/contract/private/arrow-higher-order.rkt:342:33
   /path/to/git/drracket/drracket/drracket/private/module-language-tools.rkt:298:6: core672
   /path/to/git/racket/racket/share/pkgs/gui-lib/framework/private/logging-timer.rkt:41:0: log-timeline/proc
   /path/to/git/racket/racket/share/pkgs/gui-lib/mred/private/wx/common/timer.rkt:34:38
   /path/to/git/racket/racket/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:454:6
   /path/to/git/racket/racket/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:505:32
   /path/to/git/racket/racket/share/pkgs/gui-lib/mred/private/wx/common/queue.rkt:653:3