Judging from the makemigrations output, you deleted a model (User) but also
added it as a foreignkey field to another model (Persona), is that what you
wanted?
On Sun, Mar 22, 2015 at 3:16 PM, <somenxav...@gmail.com> wrote:
> Hi,
>
> makemigrations works but migrate does not:
>
> [xan@mercuri gargamella]$ python manage.py makemigrations
> Migrations for 'quedar':
> 0003_auto_20150322_1813.py:
> - Create model Persona
> - Delete model User
> - Add field user to persona
> - Alter field members on dialectgroup
> - Alter field members on languagelevelgroup
> - Alter field members on learninggroup
> - Alter field members on learningpeople
> - Alter field members on teachinggroup
> [xan@mercuri gargamella]$ python manage.py migrate
> Operations to perform:
> Apply all migrations: admin, auth, sessions, contenttypes, quedar
> Running migrations:
> Applying quedar.0003_auto_20150322_1813...Traceback (most recent call
> last):
> File "/usr/lib/python3.4/site-packages/django/apps/config.py", line 163,
> in get_model
> return self.models[model_name.lower()]
> KeyError: 'user'
>
> During handling of the above exception, another exception occurred:
>
> Traceback (most recent call last):
> File "/usr/lib/python3.4/site-packages/django/db/migrations/state.py",
> line 84, in render
> model = self.apps.get_model(lookup_model[0], lookup_model[1])
> File "/usr/lib/python3.4/site-packages/django/apps/registry.py", line
> 202, in get_model
> return self.get_app_config(app_label).get_model(model_name.lower())
> File "/usr/lib/python3.4/site-packages/django/apps/config.py", line 166,
> in get_model
> "App '%s' doesn't have a '%s' model." % (self.label, model_name))
> LookupError: App 'quedar' doesn't have a 'user' model.
>
> During handling of the above exception, another exception occurred:
>
> Traceback (most recent call last):
> File "manage.py", line 10, in <module>
> execute_from_command_line(sys.argv)
> File
> "/usr/lib/python3.4/site-packages/django/core/management/__init__.py", line
> 385, in execute_from_command_line
> utility.execute()
> File
> "/usr/lib/python3.4/site-packages/django/core/management/__init__.py", line
> 377, in execute
> self.fetch_command(subcommand).run_from_argv(self.argv)
> File "/usr/lib/python3.4/site-packages/django/core/management/base.py",
> line 288, in run_from_argv
> self.execute(*args, **options.__dict__)
> File "/usr/lib/python3.4/site-packages/django/core/management/base.py",
> line 338, in execute
> output = self.handle(*args, **options)
> File
> "/usr/lib/python3.4/site-packages/django/core/management/commands/migrate.py",
> line 161, in handle
> executor.migrate(targets, plan, fake=options.get("fake", False))
> File
> "/usr/lib/python3.4/site-packages/django/db/migrations/executor.py", line
> 68, in migrate
> self.apply_migration(migration, fake=fake)
> File
> "/usr/lib/python3.4/site-packages/django/db/migrations/executor.py", line
> 102, in apply_migration
> migration.apply(project_state, schema_editor)
> File
> "/usr/lib/python3.4/site-packages/django/db/migrations/migration.py", line
> 108, in apply
> operation.database_forwards(self.app_label, schema_editor,
> project_state, new_state)
> File
> "/usr/lib/python3.4/site-packages/django/db/migrations/operations/fields.py",
> line 29, in database_forwards
> to_model = to_state.render().get_model(app_label, self.model_name)
> File "/usr/lib/python3.4/site-packages/django/db/migrations/state.py",
> line 94, in render
> raise ValueError(msg.format(field=operations[0][1],
> model=lookup_model))
> ValueError: Lookup failed for model referenced by field
> quedar.LearningGroup.members: quedar.User
> [xan@mercuri gargamella]$
>
>
>
> Any hints?
>
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