I suspect the reason, but I want to see the mappings (classes with attributes) of both types first.
However, this might help you, especially the sample mapping for a list at the end of the post: http://mortslikeus.blogspot.com/2009/06/understand-activerecord-mapping.html -Markus 2010/5/26 Jason Sznol <jasonsz...@gmail.com> > When trying to add a List to the database by using HasMany with a > RelationType.List, on create() it will throw a violates primary key > constraint exception. This is cause by an update being run after the > entire list has been saved to the database where it goes through and > starts to change the primary keys and tries to set two different rows > to the same primary key. Any reason why this would be happening? > > -- > You received this message because you are subscribed to the Google Groups > "Castle Project Users" group. > To post to this group, send email to castle-project-users@googlegroups.com > . > To unsubscribe from this group, send email to > castle-project-users+unsubscr...@googlegroups.com<castle-project-users%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/castle-project-users?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Castle Project Users" group. To post to this group, send email to castle-project-us...@googlegroups.com. To unsubscribe from this group, send email to castle-project-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/castle-project-users?hl=en.