Page not found (404)

Request Method: GET
Request URL: http://digitalduchemin.org/piece/DC1209/discussion/None

Using the URLconf defined in duchemin.urls, Django tried these URL patterns, in this order:

  1. ^admin/
  2. ^$ [name='home']
  3. ^add_analysis/
  4. ^auth/token/$
  5. ^auth/session/$
  6. ^auth/status/$
  7. ^auth/logout/$
  8. ^piece/(?P<piece_id>[0-9a-zA-Z]+)/add-observation/$
  9. ^piece/(?P<piece_id>[0-9a-zA-Z]+)/discussion/$
  10. ^piece/(?P<pk>[0-9a-zA-Z]+)/$ [name='dcpiece-detail']
  11. ^pieces/$ [name='dcpiece-list']
  12. ^book/(?P<pk>[0-9]+)/$ [name='dcbook-detail']
  13. ^books/$ [name='dcbook-list']
  14. ^profile/
  15. ^reconstructions/$
  16. ^reconstruction/(?P<reconstruction_id>[0-9]+)/$
  17. ^people/$ [name='dcperson-list']
  18. ^person/(?P<pk>[a-zA-Z0-9]+)/$ [name='dcperson-detail']
  19. ^analyses/$ [name='dcanalysis-list']
  20. ^analysis/(?P<pk>[0-9]+)/$ [name='dcanalysis-detail']
  21. ^phrases/$ [name='dcphrase-list']
  22. ^phrase/(?P<pk>[0-9]+)/$ [name='dcphrase-detail']
  23. ^users/$ [name='user-list']
  24. ^user/(?P<pk>[0-9]+)/$ [name='user-detail']
  25. ^comments/$ [name='dccomment-list']
  26. ^comment/(?P<pk>[0-9]+)/$ [name='dccomment-detail']
  27. ^notes/$ [name='dcnote-list']
  28. ^note/(?P<pk>[a-zA-Z0-9]+)/$ [name='dcnote-detail']
  29. ^password_change/$
  30. ^cadence/ [name='cadence']
  31. ^map/ [name='map']
  32. ^search/$ [name='search']
  33. ^data/analysis/(?P<anid>[0-9]+)/$
  34. ^data/phrase/(?P<piece_id>[a-zA-Z0-9_]+)/(?P<phrase_id>[0-9]+)/$
  35. ^search/results/(?P<restype>[0-9a-zA-Z]+)/$
  36. ^favourite/(?P<ftype>[a-zA-Z]+)/(?P<fid>[a-zA-Z0-9]+)/$
  37. ^login/$
  38. ^logout/$
  39. ^about/$ [name='about']

The current URL, piece/DC1209/discussion/None, didn't match any of these.

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.