Perhaps the basic-profile binding is involved.
> I'm using the Nov 2005 CTP, and generated an Indigo client from an
> existing WSDL. The generated request includes the WS-Addressing headers
> all tagged with mustUnderstand='1', although the WSDL mentions nothing
> about requiring WS-Addressing.
> These request fail, as the service doesn't support WS-Addressing, and
> is therefore required to fail the request as the WSA headers are
> mU='1'. How can i turn off WS-A in the client ? the messageVersion
> attribute values in the config file all seem to include a WSA version.