django.core.exceptions.ImproperlyConfigured: App with label thumbnail is missing a models.py module.
File "manage.py", line 27, in <module>
execute_manager(settings)
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/django/core/management/__init__.py", line 459, in execute_manager
utility.execute()
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/django/core/management/__init__.py", line 382, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/django/core/management/base.py", line 196, in run_from_argv
self.execute(*args, **options.__dict__)
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/django/core/management/base.py", line 232, in execute
output = self.handle(*args, **options)
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/django/core/management/base.py", line 371, in handle
return self.handle_noargs(**options)
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/south/management/commands/syncdb.py", line 66, in handle_noargs
migrations = migration.Migrations(app_label)
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/south/migration/base.py", line 61, in __call__
self.instances[app_label] = super(MigrationsMetaclass, self).__call__(app_label_to_app_module(app_label), **kwds)
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/south/migration/utils.py", line 41, in app_label_to_app_module
app = models.get_app(app_label)
File "/Users/paulwalsh/Sites/environments/hamigdalor/lib/python2.7/site-packages/django/db/models/loading.py", line 149, in get_app
raise ImproperlyConfigured("App with label %s is missing a models.py module." % app_label)
django.core.exceptions.ImproperlyConfigured: App with label thumbnail is missing a models.py module.