migrate raises IndexError when getting parent from self.graph

[mszamot@…]

After deleting south migrations (I move from Django 1.6) and using ./manage.py makemigrations the ./manage.py migrate raises an error. Here is the full traceback:

Traceback (most recent call last):

File "./manage.py", line 7, in <module>

execute_from_command_line(sys.argv)

File "/home/coot/webapps/social_feel/venv/src/django/django/core/management/init.py", line 427, in execute_from_command_line

utility.execute()

File "/home/coot/webapps/social_feel/venv/src/django/django/core/management/init.py", line 419, in execute

self.fetch_command(subcommand).run_from_argv(self.argv)

File "/home/coot/webapps/social_feel/venv/src/django/django/core/management/base.py", line 288, in run_from_argv

self.execute(*args, options.dict)

File "/home/coot/webapps/social_feel/venv/src/django/django/core/management/base.py", line 337, in execute

output = self.handle(*args, options)

File "/home/coot/webapps/social_feel/venv/src/django/django/core/management/commands/migrate.py", line 62, in handle

executor = MigrationExecutor(connection, self.migration_progress_callback)

File "/home/coot/webapps/social_feel/venv/src/django/django/db/migrations/executor.py", line 14, in init

self.loader = MigrationLoader(self.connection)

File "/home/coot/webapps/social_feel/venv/src/django/django/db/migrations/loader.py", line 48, in init

self.build_graph()

File "/home/coot/webapps/social_feel/venv/src/django/django/db/migrations/loader.py", line 229, in build_graph

parent = list(self.graph.root_nodes(parent[0]))[0]

IndexError: list index out of range