Komunikat o błędzie

• User warning: The following module is missing from the file system: node_reference. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/ykcstjmjyk/domains/fundacjapolicja.pl/public_html/includes/bootstrap.inc).
• User warning: The following module is missing from the file system: references. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/ykcstjmjyk/domains/fundacjapolicja.pl/public_html/includes/bootstrap.inc).