There is a issue about that : http://code.google.com/p/web2py/issues/detail?id=382
So it seems that it still pending? Do you have the last stable version? Richard On Mon, Oct 3, 2011 at 1:44 PM, David Marko <dma...@tiscali.cz> wrote: > Just taking the example from web2py manual as below, how can I force web2py > to show dropdown for father_id and mother_id fields with existing person > items/values? For self-reference definition I cannot use IS_IN_DB validator, > so there are no widgets displayed. > > db.define_table('person', > Field <http://www.web2py.com/book/default/docstring/Field>('name'), > Field <http://www.web2py.com/book/default/docstring/Field>('father_id', > 'reference > person'), > Field <http://www.web2py.com/book/default/docstring/Field>('mother_id', > 'reference > person')) > >