id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
16588	Field called 'clean' causes cryptic error	anonymous	nobody	"Naming a field 'clean' causes a rather cryptic message when adding a object through the admin interface. The error is ""'NoneType' object is not callable"".


{{{
Traceback:
File ""/usr/local/lib/python2.6/dist-packages/django/core/handlers/base.py"" in get_response
  111.                         response = callback(request, *callback_args, **callback_kwargs)
File ""/usr/local/lib/python2.6/dist-packages/django/contrib/admin/options.py"" in wrapper
  307.                 return self.admin_site.admin_view(view)(*args, **kwargs)
File ""/usr/local/lib/python2.6/dist-packages/django/utils/decorators.py"" in _wrapped_view
  93.                     response = view_func(request, *args, **kwargs)
File ""/usr/local/lib/python2.6/dist-packages/django/views/decorators/cache.py"" in _wrapped_view_func
  79.         response = view_func(request, *args, **kwargs)
File ""/usr/local/lib/python2.6/dist-packages/django/contrib/admin/sites.py"" in inner
  197.             return view(request, *args, **kwargs)
File ""/usr/local/lib/python2.6/dist-packages/django/utils/decorators.py"" in _wrapper
  28.             return bound_func(*args, **kwargs)
File ""/usr/local/lib/python2.6/dist-packages/django/utils/decorators.py"" in _wrapped_view
  93.                     response = view_func(request, *args, **kwargs)
File ""/usr/local/lib/python2.6/dist-packages/django/utils/decorators.py"" in bound_func
  24.                 return func(self, *args2, **kwargs2)
File ""/usr/local/lib/python2.6/dist-packages/django/db/transaction.py"" in inner
  217.                 res = func(*args, **kwargs)
File ""/usr/local/lib/python2.6/dist-packages/django/contrib/admin/options.py"" in add_view
  864.             if form.is_valid():
File ""/usr/local/lib/python2.6/dist-packages/django/forms/forms.py"" in is_valid
  121.         return self.is_bound and not bool(self.errors)
File ""/usr/local/lib/python2.6/dist-packages/django/forms/forms.py"" in _get_errors
  112.             self.full_clean()
File ""/usr/local/lib/python2.6/dist-packages/django/forms/forms.py"" in full_clean
  269.         self._post_clean()
File ""/usr/local/lib/python2.6/dist-packages/django/forms/models.py"" in _post_clean
  331.             self.instance.clean()

Exception Type: TypeError at /admin/library/song/add/
Exception Value: 'NoneType' object is not callable
}}}
"	Cleanup/optimization	closed	Documentation	1.3	Normal	fixed			Accepted	0	0	0	0	0	0