#23322: CircularDependencyError in migrations
-----------------------------+---------------------------------------------
     Reporter:  gabejackson  |      Owner:  nobody
         Type:  Bug          |     Status:  new
    Component:  Migrations   |    Version:  1.7-rc-2
     Severity:  Release      |   Keywords:  migrations, circular dependency
  blocker                    |  Has patch:  0
 Triage Stage:  Unreviewed   |      UI/UX:  0
Easy pickings:  0            |
-----------------------------+---------------------------------------------
 django.db.migrations.graph.CircularDependencyError

 Test Project is located here: https://github.com/gabejackson/django-
 migration-test/tree/circ_dep_1

 Steps to reproduce:
 Install stable/1.7.x branch in venv
 ./manage.py makemigrations
 ... [OK]
 ./manage.py migrate

 {{{
 Traceback (most recent call last):
   File "./manage.py", line 10, in <module>
     execute_from_command_line(sys.argv)
   File
 
"/Users/gabejackson/venv/django-1.7/src/django/django/core/management/__init__.py",
 line 385, in execute_from_command_line
     utility.execute()
   File
 
"/Users/gabejackson/venv/django-1.7/src/django/django/core/management/__init__.py",
 line 377, in execute
     self.fetch_command(subcommand).run_from_argv(self.argv)
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/core/management/base.py",
 line 288, in run_from_argv
     self.execute(*args, **options.__dict__)
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/core/management/base.py",
 line 338, in execute
     output = self.handle(*args, **options)
   File
 
"/Users/gabejackson/venv/django-1.7/src/django/django/core/management/commands/migrate.py",
 line 106, in handle
     plan = executor.migration_plan(targets)
   File
 
"/Users/gabejackson/venv/django-1.7/src/django/django/db/migrations/executor.py",
 line 49, in migration_plan
     for migration in self.loader.graph.forwards_plan(target):
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/db/migrations/graph.py",
 line 55, in forwards_plan
     return self.dfs(node, lambda x: self.dependencies.get(x, set()))
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/db/migrations/graph.py",
 line 121, in dfs
     return _dfs(start, get_children, [])
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/db/migrations/graph.py",
 line 113, in _dfs
     results = _dfs(n, get_children, path) + results
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/db/migrations/graph.py",
 line 113, in _dfs
     results = _dfs(n, get_children, path) + results
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/db/migrations/graph.py",
 line 113, in _dfs
     results = _dfs(n, get_children, path) + results
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/db/migrations/graph.py",
 line 113, in _dfs
     results = _dfs(n, get_children, path) + results
   File
 "/Users/gabejackson/venv/django-1.7/src/django/django/db/migrations/graph.py",
 line 105, in _dfs
     raise CircularDependencyError(path[path.index(start):] + [start])
 django.db.migrations.graph.CircularDependencyError: [(u'a',
 u'0001_initial'), ('c', u'0001_initial'), (u'b', u'0001_initial'), (u'a',
 u'0001_initial')]
 }}}

-- 
Ticket URL: <https://code.djangoproject.com/ticket/23322>
Django <https://code.djangoproject.com/>
The Web framework for perfectionists with deadlines.

-- 
You received this message because you are subscribed to the Google Groups 
"Django updates" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to django-updates+unsubscr...@googlegroups.com.
To post to this group, send email to django-updates@googlegroups.com.
To view this discussion on the web visit 
https://groups.google.com/d/msgid/django-updates/054.33246272d6fe38f58bc9b6b3ca03ef31%40djangoproject.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to