(django-cms-zinnia)[jeltoesolnce@twin ~dw/django_cms_30_zinnia]% ./manage.py migrate zinnia --delete-ghost-migrations
Traceback (most recent call last):
  File "./manage.py", line 10, in <module>
    execute_from_command_line(sys.argv)
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/django/core/management/__init__.py", line 399, in execute_from_command_line
    utility.execute()
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/django/core/management/__init__.py", line 392, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/django/core/management/base.py", line 242, in run_from_argv
    self.execute(*args, **options.__dict__)
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/django/core/management/base.py", line 285, in execute
    output = self.handle(*args, **options)
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/south/management/commands/migrate.py", line 111, in handle
    ignore_ghosts = ignore_ghosts,
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/south/migration/__init__.py", line 173, in migrate_app
    Migrations.calculate_dependencies()
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/south/migration/base.py", line 237, in calculate_dependencies
    migration.calculate_dependencies()
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/south/migration/base.py", line 371, in calculate_dependencies
    for migration in self._get_dependency_objects("depends_on"):
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/south/migration/base.py", line 351, in _get_dependency_objects
    for app, name in getattr(self.migration_class(), attrname, []):
  File "/usr/home/jeltoesolnce/.virtualenvs/django-cms-zinnia/lib/python2.7/site-packages/south/migration/base.py", line 323, in migration_class
    return self.migration().Migration
AttributeError: 'module' object has no attribute 'Migration'
(django-cms-zinnia)[jeltoesolnce@twin ~dw/django_cms_30_zinnia]%