If you do not share your settings is impossible to help u
{'ENGINE': 'django.db.backends.postgresql', 'NAME': 'defaultdb', 'USER': 'doadmin', 'PASSWORD': '1234567a', 'HOST': 'localhost', 'PORT': '5432', 'ATOMIC_REQUESTS': False, 'AUTOCOMMIT': True, 'CONN_MAX_AGE': 0, 'OPTIONS': {}, 'TIME_ZONE': None, 'TEST': {'CHARSET': None, 'COLLATION': None, 'NAME': None, 'MIRROR': None}}