#22922: 1.7RC1 introduces InvalidBasesError when migrating with a Model that
extends User
-------------------------------+----------------------
Reporter: bufke | Owner: nobody
Type: Uncategorized | Status: new
Component: Migrations | Version: 1.7-rc-1
Severity: Normal | Keywords:
Triage Stage: Unreviewed | Has patch: 0
Easy pickings: 0 | UI/UX: 0
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Extend the User model using this method
{{{
from django.contrib.auth.models import User
class Faculty(User):
foo = models.CharField(max_length=10)
}}}
In 1.7 beta 4 this works. With 1.7RC1 I get:
{{{
Running migrations:
Applying contenttypes.0001_initial...Traceback (most recent call last):
File "manage.py", line 10, in <module>
execute_from_command_line(sys.argv)
File "/usr/local/lib/python2.7/dist-
packages/django/core/management/__init__.py", line 385, in
execute_from_command_line
utility.execute()
File "/usr/local/lib/python2.7/dist-
packages/django/core/management/__init__.py", line 377, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/usr/local/lib/python2.7/dist-
packages/django/core/management/base.py", line 288, in run_from_argv
self.execute(*args, **options.__dict__)
File "/usr/local/lib/python2.7/dist-
packages/django/core/management/base.py", line 337, in execute
output = self.handle(*args, **options)
File "/usr/local/lib/python2.7/dist-
packages/django/core/management/commands/migrate.py", line 160, in handle
executor.migrate(targets, plan, fake=options.get("fake", False))
File "/usr/local/lib/python2.7/dist-
packages/django/db/migrations/executor.py", line 62, in migrate
self.apply_migration(migration, fake=fake)
File "/usr/local/lib/python2.7/dist-
packages/django/db/migrations/executor.py", line 90, in apply_migration
if self.detect_soft_applied(migration):
File "/usr/local/lib/python2.7/dist-
packages/django/db/migrations/executor.py", line 134, in
detect_soft_applied
apps = project_state.render()
File "/usr/local/lib/python2.7/dist-
packages/django/db/migrations/state.py", line 71, in render
raise InvalidBasesError("Cannot resolve bases for %r" %
new_unrendered_models)
django.db.migrations.state.InvalidBasesError: Cannot resolve bases for
[<django.db.migrations.state.ModelState object at 0x7f5d6af3ad50>]
}}}
--
Ticket URL: <https://code.djangoproject.com/ticket/22922>
Django <https://code.djangoproject.com/>
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