Marshalling output data

Caused by: org.jboss.xb.binding.JBossXBRuntimeException: getChildren: found neither getter nor field for arrayType in class [Ljava.lang.String;
at org.jboss.xb.binding.MappingObjectModelProvider.getJavaValue(MappingObjectModelProvider.java:187)
at org.jboss.xb.binding.MappingObjectModelProvider.getAttributeValue(MappingObjectModelProvider.java:108)
at org.jboss.xb.binding.XercesXsMarshaller.marshalComplexType(XercesXsMarshaller.java:486)
at org.jboss.xb.binding.XercesXsMarshaller.marshalElementType(XercesXsMarshaller.java:402)
at org.jboss.xb.binding.XercesXsMarshaller.marshalElement(XercesXsMarshaller.java:375)
at org.jboss.xb.binding.XercesXsMarshaller.marshallInternal(XercesXsMarshaller.java:203)
at org.jboss.xb.binding.XercesXsMarshaller.marshal(XercesXsMarshaller.java:156)
at org.jboss.ws.jaxb.JAXBMarshallerImpl.marshal(JAXBMarshallerImpl.java:133)
at org.jboss.ws.jaxrpc.encoding.JAXBSerializer.serialize(JAXBSerializer.java:87)