>I saw W3C-WEB3.MIT.EDU there also. In that case, it's definitely not anything we're doing; that string exists nowhere in our code.
Check your driver code (try running the stylesheet via the command-line Process tool). Check your source document for a DTD or Schema reference. Check the XSLT stylesheet for a DTD or Schema reference, and/or for an import/include directive, and/or for a document() retrieval.
