Hi Matthias, Matthias Röhser <roehser at surgitaix.com> writes: > Changing the name of the only element in my schema from "GetMDIB" > to "GetMdib" triggers the error. I am pretty sure this is a Xerces-C++ bug that has been fixed in 3.1.2. As I remember, it boils down to incorrect comparison in a string pool implementation. Boris