Agile Web Services Error: Content model violates the unique particle attribution rule

Hi,
we got the following error while trying to create a web service proxy for BusinessObject from jdeveloper 11.1.1.2.0, and our agile version is 9.3.0.1, anyone have any ideas about this?


Buildfile: C:\DOCUME~1\MAKSON~1\LOCALS~1\Temp\build2074910359522965612.xml
Trying to override old definition of task clientgen

build_client:
[clientgen] Ignoring JAX-WS options - building a JAX-RPC client
[clientgen]
*********** jax-rpc clientgen attribute settings ***************

wsdlURI: file:/C:/DOCUME~1/MAKSON~1/LOCALS~1/Temp/tmp-4092946419536930623/CoreService/services/BusinessObject/BusinessObjectService.wsdl
serviceName : BusinessObjectService
packageName : businessobject
destDir : \JDeveloper\mywork\Agile Web Services\Model\src
handlerChainFile : null
generatePolicyMethods : true
autoDetectWrapped : true
jaxRPCWrappedArrayStyle : true
generateAsyncMethods : true

*********** jax-rpc clientgen attribute settings end ***************