migrar django

[Xanela]

gracias ya he averiguado la versión de django 1.3

e realizado la instalación con pip de la versión de django 1.3
ahora al intentar correr el server con python manage.py runserver me lanza estos errores.

Código:

Traceback (most recent call last):
  File "manage.py", line 11, in <module>
    execute_manager(settings)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/core/management/__init__.py", line 438, in execute_manager
    utility.execute()
  File "/var/www/probando/local/lib/python2.7/site-packages/django/core/management/__init__.py", line 379, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/core/management/base.py", line 191, in run_from_argv
    self.execute(*args, **options.__dict__)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/core/management/base.py", line 209, in execute
    translation.activate('en-us')
  File "/var/www/probando/local/lib/python2.7/site-packages/django/utils/translation/__init__.py", line 100, in activate
    return _trans.activate(language)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/utils/translation/trans_real.py", line 202, in activate
    _active.value = translation(language)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/utils/translation/trans_real.py", line 185, in translation
    default_translation = _fetch(settings.LANGUAGE_CODE)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/utils/translation/trans_real.py", line 162, in _fetch
    app = import_module(appname)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/utils/importlib.py", line 35, in import_module
    __import__(name)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/contrib/admin/__init__.py", line 3, in <module>
    from django.contrib.admin.helpers import ACTION_CHECKBOX_NAME
  File "/var/www/probando/local/lib/python2.7/site-packages/django/contrib/admin/helpers.py", line 3, in <module>
    from django.contrib.admin.util import (flatten_fieldsets, lookup_field,
  File "/var/www/probando/local/lib/python2.7/site-packages/django/contrib/admin/util.py", line 1, in <module>
    from django.db import models
  File "/var/www/probando/local/lib/python2.7/site-packages/django/db/__init__.py", line 78, in <module>
    connection = connections[DEFAULT_DB_ALIAS]
  File "/var/www/probando/local/lib/python2.7/site-packages/django/db/utils.py", line 93, in __getitem__
    backend = load_backend(db['ENGINE'])
  File "/var/www/probando/local/lib/python2.7/site-packages/django/db/utils.py", line 33, in load_backend
    return import_module('.base', backend_name)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/utils/importlib.py", line 35, in import_module
    __import__(name)
  File "/var/www/probando/local/lib/python2.7/site-packages/django/db/backends/postgresql_psycopg2/base.py", line 24, in <module>
    raise ImproperlyConfigured("Error loading psycopg2 module: %s" % e)

a que pueden ser debidos?

gracias y perdon por ser tan pesado