[Pellet-users] execute SWRL rules

Fernando Wagner fernando.wagner at gmail.com
Wed Jul 9 21:27:49 UTC 2008


Michael,

Do you know the link to JENA DISCUSSION LIST??

thanks...

2008/7/9 Michael Smith <msmith at clarkparsia.com>:

> On Wed, 2008-07-09 at 16:20 +0200, Fani wrote:
>
> > I've removed all owl:imports statements from the ontology that I didn't
> need. Now, I can load the ontology, I can add the individual of a Person,
> but then I can't save the ontology:
> >    RDFXMLOntologyFormat format=new RDFXMLOntologyFormat();
> >    manager.saveOntology(ontology, format);
> >
> > it produces an exception java.lang.IllegalStateException: Node is null!.
> >
> > If I remove the swrl rule, I can add the individual and save the
> ontology.
>
> No ideas here.  Since this is now an OWLAPI issue, you'll have more luck
> on that list [1].
>
> Best of luck.
> --
> Mike Smith
>
> Clark & Parsia
>
> [1] https://lists.sourceforge.net/lists/listinfo/owlapi-developer
>
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