Recebo essa mensagem quando tento usar o comando migrate
Traceback (most recent call last):
File "manage.py", line 10, in <module>
execute_from_command_line(sys.argv)
File "C:\Python27\lib\site-packages\django\core\management\__init__.py", line 385, in execute_from_command_line
utility.execute()
File "C:\Python27\lib\site-packages\django\core\management\__init__.py", line 377, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:\Python27\lib\site-packages\django\core\management\base.py", line 288, in run_from_argv
self.execute(*args, **options.__dict__)
File "C:\Python27\lib\site-packages\django\core\management\base.py", line 338, in execute
output = self.handle(*args, **options)
File "C:\Python27\lib\site-packages\django\core\management\commands\migrate.py", line 63, in handle
executor = MigrationExecutor(connection, self.migration_progress_callback)
File "C:\Python27\lib\site-packages\django\db\migrations\executor.py", line 17, in __init__
self.loader = MigrationLoader(self.connection)
File "C:\Python27\lib\site-packages\django\db\migrations\loader.py", line 49, in __init__
self.build_graph()
File "C:\Python27\lib\site-packages\django\db\migrations\loader.py", line 184, in build_graph
self.applied_migrations = recorder.applied_migrations()
File "C:\Python27\lib\site-packages\django\db\migrations\recorder.py", line 59, in applied_migrations
self.ensure_schema()
File "C:\Python27\lib\site-packages\django\db\migrations\recorder.py", line 49, in ensure_schema
if self.Migration._meta.db_table in self.connection.introspection.get_table_list(self.connection.cursor()):
File "C:\Python27\lib\site-packages\django\db\backends\__init__.py", line 165, in cursor
cursor = self.make_debug_cursor(self._cursor())
File "C:\Python27\lib\site-packages\django\db\backends\__init__.py", line 138, in _cursor
self.ensure_connection()
File "C:\Python27\lib\site-packages\django\db\backends\__init__.py", line 133, in ensure_connection
self.connect()
File "C:\Python27\lib\site-packages\django\db\utils.py", line 94, in __exit__
six.reraise(dj_exc_type, dj_exc_value, traceback)
File "C:\Python27\lib\site-packages\django\db\backends\__init__.py", line 133, in ensure_connection
self.connect()
File "C:\Python27\lib\site-packages\django\db\backends\__init__.py", line 122, in connect
self.connection = self.get_new_connection(conn_params)
File "C:\Python27\lib\site-packages\django\db\backends\sqlite3\base.py", line 374, in get_new_connection
conn = Database.connect(**conn_params)
django.db.utils.OperationalError: unable to open database file