psycopg with pg_filenode

Dear List

I have some problem with psycopg and its connection with postgresql 

I have also removed and re-install postgresql and python-psycopg2 many time but I doesnt work for me 

the other problem when  I install Geo-node

$sudo apt-get install geonode

and the errors as you can see bellow

Traceback (most recent call last):

  File "/var/lib/geonode/bin/django-admin.py", line 5, in <module>

    management.execute_from_command_line()

  File "/var/lib/geonode/lib/python2.6/site-packages/django/core/management/__init__.py", line 443, in execute_from_command_line

    utility.execute()

  File "/var/lib/geonode/lib/python2.6/site-packages/django/core/management/__init__.py", line 382, in execute

    self.fetch_command(subcommand).run_from_argv(self.argv)

  File "/var/lib/geonode/lib/python2.6/site-packages/django/core/management/base.py", line 196, in run_from_argv

    self.execute(*args, **options.__dict__)

  File "/var/lib/geonode/lib/python2.6/site-packages/django/core/management/base.py", line 232, in execute

    output = self.handle(*args, **options)

  File "/var/lib/geonode/lib/python2.6/site-packages/django/core/management/base.py", line 371, in handle

    return self.handle_noargs(**options)

  File "/var/lib/geonode/lib/python2.6/site-packages/south/management/commands/syncdb.py", line 90, in handle_noargs

    syncdb.Command().execute(**options)

  File "/var/lib/geonode/lib/python2.6/site-packages/django/core/management/base.py", line 232, in execute

    output = self.handle(*args, **options)

  File "/var/lib/geonode/lib/python2.6/site-packages/django/core/management/base.py", line 371, in handle

    return self.handle_noargs(**options)

  File "/var/lib/geonode/lib/python2.6/site-packages/django/core/management/commands/syncdb.py", line 57, in handle_noargs

    cursor = connection.cursor()

  File "/var/lib/geonode/lib/python2.6/site-packages/django/db/backends/__init__.py", line 308, in cursor

    cursor = util.CursorWrapper(self._cursor(), self)

  File "/var/lib/geonode/lib/python2.6/site-packages/django/db/backends/postgresql_psycopg2/base.py", line 177, in _cursor

    self.connection = Database.connect(**conn_params)

  File "/usr/local/lib/python2.6/dist-packages/psycopg2/__init__.py", line 179, in connect

    connection_factory=connection_factory, async=async)

psycopg2.OperationalError: FATAL:  could not open relation mapping file "global/pg_filenode.map": No such file or directory

FATAL:  could not open relation mapping file "global/pg_filenode.map": No such file or directory

Site default disabled.

To activate the new configuration, you need to run:

  service apache2 reload

Considering dependency proxy for proxy_http:

Module proxy already enabled

Module proxy_http already enabled

Enabling site geonode.

To activate the new configuration, you need to run:

  service apache2 reload

 * Restarting web server apache2                                                                                                                  ... waiting                                                                                                                              [ OK ]

 * Stopping Tomcat servlet engine tomcat6                                                                                                 [ OK ]

 * Starting Tomcat servlet engine tomcat6                                                                                                 [ OK ]

 * Restarting web server apache2                                                                                                                  ... waiting .