#23740: Cannot drop unique_together constraint on primary key
-------------------------------+--------------------------------------
Reporter: lanzz | Owner: nobody
Type: Uncategorized | Status: new
Component: Migrations | Version: 1.7
Severity: Normal | Resolution:
Keywords: | Triage Stage: Unreviewed
Has patch: 0 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 0 | UI/UX: 0
-------------------------------+--------------------------------------
Comment (by lanzz):
Here it is:
{{{
Traceback (most recent call last):
File "./bin/django", line 56, in <module>
sys.exit(djangorecipe.manage.main('project.settings.local.foobar'))
File "/foo/bar/eggs/djangorecipe-1.10-py2.7.egg/djangorecipe/manage.py",
line 9, in main
management.execute_from_command_line(sys.argv)
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/core/management/__init__.py",
line 385, in execute_from_command_line
utility.execute()
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/core/management/__init__.py",
line 377, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/core/management/base.py", line
288, in run_from_argv
self.execute(*args, **options.__dict__)
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/core/management/base.py", line
338, in execute
output = self.handle(*args, **options)
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/core/management/commands/migrate.py",
line 160, in handle
executor.migrate(targets, plan, fake=options.get("fake", False))
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/db/migrations/executor.py",
line 63, in migrate
self.apply_migration(migration, fake=fake)
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/db/migrations/executor.py",
line 97, in apply_migration
migration.apply(project_state, schema_editor)
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/db/migrations/migration.py",
line 107, in apply
operation.database_forwards(self.app_label, schema_editor,
project_state, new_state)
File
"/foo/bar/eggs/Django-1.7-py2.7.egg/django/db/migrations/operations/models.py",
line 253, in database_forwards
getattr(new_model._meta, self.option_name, set()),
File "/foo/bar/eggs/Django-1.7-py2.7.egg/django/db/backends/schema.py",
line 315, in alter_unique_together
", ".join(columns),
ValueError: Found wrong number (2) of constraints for foo_bar(id)
}}}
(some identifier names and paths were changed to protect the innocent :))
--
Ticket URL: <https://code.djangoproject.com/ticket/23740#comment:2>
Django <https://code.djangoproject.com/>
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