Hello, > I've found an interesting page related with this problem. > > It seems that there is an errata in the first .xsd file. > > Take a look at http://www.xml-xerces.com/msg/2315.html > and its response: Ah, yes that schema also contains IPO:blah, but the error is different. Our schema compiler complains that schema type IPO:Address could not be found, while it should be included. Atsushi Eno