ppadd don't work

[PyKaB]

I have a AttributeError when I try to add Fabric(or something else):

./manage.py ppadd fabric --owner=xxx

Traceback (most recent call last):
  File "chishop/manage.py", line 14, in <module>
    execute_manager(settings)
  File "/home/chishop/.env/local/lib/python2.7/site-packages/django/core/management/__init__.py", line 438, in execute_manager
    utility.execute()
  File "/home/chishop/.env/local/lib/python2.7/site-packages/django/core/management/__init__.py", line 379, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/home/chishop/.env/local/lib/python2.7/site-packages/django/core/management/base.py", line 191, in run_from_argv
    self.execute(*args, **options.__dict__)
  File "/home/chishop/.env/local/lib/python2.7/site-packages/django/core/management/base.py", line 220, in execute
    output = self.handle(*args, **options)
  File "/home/chishop/.env/local/lib/python2.7/site-packages/django/core/management/base.py", line 322, in handle
    label_output = self.handle_label(label, **options)
  File "/home/chishop/.env/local/lib/python2.7/site-packages/djangopypi/management/commands/ppadd.py", line 62, in handle_label
    self._save_package(path, options["owner"])
  File "/home/chishop/.env/local/lib/python2.7/site-packages/djangopypi/management/commands/ppadd.py", line 132, in _save_package
    release.distribution.save(filename, file)
AttributeError: 'Release' object has no attribute 'distribution'