[racket-dev] props script

Does anyone know what this means from the props script?

[robby at yanpu] ~/git/plt/collects/meta$ ./props
Root: /Users/robby/git/plt/...
  .DS_Store: no responsible
  DrRacket.app: no responsible
  GRacket.app: no responsible
  PLT Games.app: no responsible
  Racket Documentation.app: no responsible
  Search Magic.app: no responsible
  Set Fonts.app: no responsible
  SirMail.app: no responsible
  Slideshow.app: no responsible
  Stopwatch.app: no responsible
  Webcam.app: no responsible
  collects/.DS_Store: no responsible
  collects/combinator-parser: no responsible
  collects/guibuilder: no responsible
  collects/srpersist: no responsible
  collects/tex2page: no responsible
  collects/waterworld: no responsible
  collects/tests/aligned-pasteboard: no responsible
  collects/tests/plot: no responsible
  collects/tests/typed-scheme: no responsible
props: 20 path errors
[robby at yanpu] ~/git/plt/collects/meta$