Django Shop Causing problem with Custom User model

[Hamza Chaudhry]

I am getting below error when I try to run makemigrations command.

TypeError: CustomerProxy cannot proxy the swapped model 'accounts.User'.

I am using custom user model so I think it might be an issue because of that.

Full StackTrace:

Traceback (most recent call last):
  File "manage.py", line 10, in <module>
    execute_from_command_line(sys.argv)
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/core/management/__init__.py", line 353, in execute_from_command_line
    utility.execute()
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/core/management/__init__.py", line 345, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/core/management/base.py", line 348, in run_from_argv
    self.execute(*args, **cmd_options)
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/core/management/base.py", line 399, in execute
    output = self.handle(*args, **options)
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/core/management/commands/makemigrations.py", line 132, in handle
    migration_name=self.migration_name,
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/db/migrations/autodetector.py", line 46, in changes
    changes = self._detect_changes(convert_apps, graph)
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/db/migrations/autodetector.py", line 131, in _detect_changes
    self.old_apps = self.from_state.concrete_apps
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/db/migrations/state.py", line 166, in concrete_apps
    self.apps = StateApps(self.real_apps, self.models, ignore_swappable=True)
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/db/migrations/state.py", line 228, in __init__
    self.render_multiple(list(models.values()) + self.real_models)
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/db/migrations/state.py", line 296, in render_multiple
    model.render(self)
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/db/migrations/state.py", line 585, in render
    body,
  File "/Users/hamza/.virtualenvs/localites/lib/python2.7/site-packages/django/db/models/base.py", line 142, in __new__
    raise TypeError("%s cannot proxy the swapped model '%s'." % (name, base_meta.swapped))
TypeError: CustomerProxy cannot proxy the swapped model 'accounts.User'.

Installed Apps:

INSTALLED_APPS = [
    'django.contrib.auth',
    'django.contrib.admin',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'django.contrib.sites',
    'formtools',

    # my apps
    'account',
    'apps.accounts',
    'apps.services',
    'social.apps.django_app.default',

    # django-cms and it's dependecies
    'cms',
    'treebeard',
    'menus',
    'sekizai',
    'djangocms_admin_style',
    'djangocms_text_ckeditor',

    'filer',
    'easy_thumbnails',
    'easy_thumbnails.optimize',
    'post_office',
    'shop',
    'apps.myshop',
]

Custom user model in accounts.models:

class User(AbstractBaseUser, PermissionsMixin):
    first_name = models.CharField(max_length=30, verbose_name=_('First Name'), blank=True, null=True)
    last_name = models.CharField(max_length=30, verbose_name=_('Last Name'), blank=True, null=True)
    email = models.EmailField(verbose_name=_('Email Address'), unique=True)
    date_of_birth = models.DateField(verbose_name="Date of Birth", blank=True, null=True)
    is_active = models.BooleanField(default=False)
    is_staff = models.BooleanField(default=False)
    # is_superuser = models.BooleanField(default=False)
    # group = models.ForeignKey(Group, on_delete=models.CASCADE, default=1)
    username = models.CharField(
        _('username'),
        max_length=30,
        unique=True,
        help_text=_('Required. 30 characters or fewer. Letters, digits and @/./+/-/_ only.'),
        validators=[
            validators.RegexValidator(
                r'^[\w.@+-]+$',
                _('Enter a valid username. This value may contain only '
                  'letters, numbers ' 'and @/./+/-/_ characters.')
            ),
        ],
        error_messages={
            'unique': _("A user with that username already exists."),
        },
    )
    date_joined = models.DateTimeField(_('date joined'), default=timezone.now)

    objects = UserManager()

    class Meta:
        swappable = 'AUTH_USER_MODEL'
        db_table = 'accounts_user'
        verbose_name = _("Customer")
        verbose_name_plural = _("Customers")

    USERNAME_FIELD = 'email'
    REQUIRED_FIELDS = []