[support] related_node field not appear on views Arguments list

[Marolijo - Pol maresma]

I wanna use a related_node field as an argument but it doe not appear.
 
Any idea?
 
thank's!
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.drupal.org/pipermail/support/attachments/20080108/50dad9c3/attachment.htm