> xsl:sorts have to be first so you need to put all the
> value-ofs after all the sorts. once you have xsl:value-of a
> later xsl:sort is an error (although the wording of the error
> message you show is less than ideal, which processor is that?)

This would be Microsoft's ASP.net, so absolutely no surprise here that
the error doesn't really have anything to do with the actual problem.
;0)

-Darrel