javax.xml.bind.JAXBException: 
Exception Description: Class: [br.com.gvt.portal.integra.wsclient.business.catalog.DiffProdutoDoCliente.Atributo.AtributoDiffProduto.Type] was not found while converting from class names to classes.
Internal Exception: java.lang.ClassNotFoundException: br/com/gvt/portal/integra/wsclient/business/catalog/DiffProdutoDoCliente/Atributo/AtributoDiffProduto/Type
 - with linked exception:
[Exception [EclipseLink-7198] (Eclipse Persistence Services - 2.3.2.v20111125-r10461): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Class: [br.com.gvt.portal.integra.wsclient.business.catalog.DiffProdutoDoCliente.Atributo.AtributoDiffProduto.Type] was not found while converting from class names to classes.
Internal Exception: java.lang.ClassNotFoundException: br/com/gvt/portal/integra/wsclient/business/catalog/DiffProdutoDoCliente/Atributo/AtributoDiffProduto/Type]
  at org.eclipse.persistence.jaxb.JAXBContext$TypeMappingInfoInput.createContextState(JAXBContext.java:832)
  at org.eclipse.persistence.jaxb.JAXBContext.<init>(JAXBContext.java:143)
  at org.eclipse.persistence.jaxb.JAXBContextFactory.createContext(JAXBContextFactory.java:142)
  at com.sun.xml.ws.db.toplink.JAXBContextFactory.newContext(JAXBContextFactory.java:180)
  at com.sun.xml.ws.spi.db.BindingContextFactory.create(BindingContextFactory.java:179)
  at com.sun.xml.ws.model.AbstractSEIModelImpl$1.run(AbstractSEIModelImpl.java:211)
  at com.sun.xml.ws.model.AbstractSEIModelImpl$1.run(AbstractSEIModelImpl.java:185)
  at java.security.AccessController.doPrivileged(Native Method)
  at com.sun.xml.ws.model.AbstractSEIModelImpl.createJAXBContext(AbstractSEIModelImpl.java:184)
  at com.sun.xml.ws.model.AbstractSEIModelImpl.postProcess(AbstractSEIModelImpl.java:109)
  at com.sun.xml.ws.model.RuntimeModeler.buildRuntimeModel(RuntimeModeler.java:321)
  at com.sun.xml.ws.db.DatabindingImpl.<init>(DatabindingImpl.java:99)
  at com.sun.xml.ws.db.DatabindingProviderImpl.create(DatabindingProviderImpl.java:74)
  at com.sun.xml.ws.db.DatabindingProviderImpl.create(DatabindingProviderImpl.java:58)
  at com.sun.xml.ws.db.DatabindingFactoryImpl.createRuntime(DatabindingFactoryImpl.java:130)
  at com.sun.xml.ws.client.WSServiceDelegate.buildRuntimeModel(WSServiceDelegate.java:722)
  at com.sun.xml.ws.client.WSServiceDelegate.createSEIPortInfo(WSServiceDelegate.java:729)
  at com.sun.xml.ws.client.WSServiceDelegate.addSEI(WSServiceDelegate.java:705)
  at com.sun.xml.ws.client.WSServiceDelegate.getPort(WSServiceDelegate.java:360)
  at weblogic.wsee.jaxws.spi.WLSProvider$ServiceDelegateImpl.internalGetPort(WLSProvider.java:1020)
  at weblogic.wsee.jaxws.spi.WLSProvider$ServiceDelegateImpl$PortClientInstanceFactory.createClientInstance(WLSProvider.java:1081)
  at weblogic.wsee.jaxws.spi.ClientInstancePool.takeSimpleClientInstance(ClientInstancePool.java:376)
  at weblogic.wsee.jaxws.spi.ClientInstancePool.take(ClientInstancePool.java:232)
  at weblogic.wsee.jaxws.spi.WLSProvider$ServiceDelegateImpl.getPort(WLSProvider.java:938)
  at com.sun.xml.ws.client.WSServiceDelegate.getPort(WSServiceDelegate.java:343)
  at weblogic.wsee.jaxws.spi.WLSProvider$ServiceDelegateImpl.getPort(WLSProvider.java:878)
  at com.sun.xml.ws.client.WSServiceDelegate.getPort(WSServiceDelegate.java:325)
  at javax.xml.ws.Service.getPort(Service.java:134)
  at br.com.gvt.portal.integra.wsclient.business.catalog.CatalogoWS.getCatalogoWSSoap(CatalogoWS.java:56)