omab / python-social-auth

Social auth made simple
http://psa.matiasaguirre.net
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django.db.migrations.exceptions.NodeNotFoundError: Migration listings.0001_initial dependencies reference nonexistent parent node ('owners', '0001_initial') #1123

Open MayurBagul opened 4 years ago

MayurBagul commented 4 years ago

Hello Guys!

im stuck with above mention problem. in my project which is already 50% dveloped i use owner model to represent owner of shop and then i used user model for login and for registration purpose. so i tried to use user model in my owner model so i could utilise both model effectively with additional fields. i tried to extend user model in owner model using onetoone field. after doing that i was not able to do migrations so i deleted all migrations files but after that it was start giving this error while doing migrations:-

(``` venv) C:\Users\Mayur\PycharmProjects\StartUp\social>py manage.py makemigrations Traceback (most recent call last): File "manage.py", line 21, in main() File "manage.py", line 17, in main execute_from_command_line(sys.argv) File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\core\management__init.py", line 401, in execute_from_command_line utility.execute() File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\core\management__init__.py", line 395, in execute self.fetch_command(subcommand).run_from_argv(self.argv) File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\core\management\base.py", line 328, in run_from_argv self.execute(*args, cmd_options) File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\core\management\base.py", line 369, in execute output = self.handle(*args, *options) File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\core\management\base.py", line 83, in wrapped res = handle_func(args, kwargs) File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\core\management\commands\makemigrations.py", line 87, in handle loader = MigrationLoader(None, ignore_no_migrations=True) File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\db\migrations\loader.py", line 49, in init__ self.build_graph() File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\db\migrations\loader.py", line 274, in build_graph raise exc File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\db\migrations\loader.py", line 248, in build_graph self.graph.validate_consistency() File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\db\migrations\graph.py", line 195, in validate_consistency [n.raise_error() for n in self.node_map.values() if isinstance(n, DummyNode)] File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\db\migrations\graph.py", line 195, in [n.raise_error() for n in self.node_map.values() if isinstance(n, DummyNode)] File "C:\Users\Mayur\PycharmProjects\StartUp\venv\lib\site-packages\django\db\migrations\graph.py", line 58, in raise_error raise NodeNotFoundError(self.error_message, self.key, origin=self.origin) django.db.migrations.exceptions.NodeNotFoundError: Migration listings.0001_initial dependencies reference nonexistent parent node ('owners', '0001_initial')


here is my Owner Model :-

from django.db import models from django.contrib.auth.models import User

class Owner(models.Model): user = models.OneToOneField(User,on_delete=models.CASCADE, default=False) name=models.CharField(max_length=200) photo=models.ImageField(upload_to='photos/%Y/%m/%d/') description=models.TextField(blank=True) phone=models.CharField(max_length=20) email=models.CharField(max_length=20)

def __str__(self):
    return self.name


im hoping that will get help on this because i'm totally stuck here and also not getting how to tackle this problem.