From SPARQL Working Group
> > The result of an Aggregate which returns an error, is an error, but > > the SELECT expression result of projecting an error is unbound. > > Will any such clarification be present in the final version of the document?
No. We believe that the combination of the spec text, and tests is sufficiently clear as it stands.
Please indicate whether you feel the response has answered your comment.
Steve, on behalf of the SPARQL Working Group.