There's a conflict between the version of the webservices jar your application is expecting and the one loaded by the classloader. You can try to remove it and see if the conflict goes away or check this workaround: https://goo.gl/IpYc73
You have a different solution? A short tip here would help you and many other users who saw this issue last week.
- javax.xml.ws.WebServiceException: Unable to create JAXBContext at com.sun.xml.ws.model.AbstractSEIModelImpl.createJAXBContext(AbstractSEIModelImpl.java:164) at com.sun.xml.ws.model.AbstractSEIModelImpl.postProcess(AbstractSEIModelImpl.java:94) at com.sun.xml.ws.model.RuntimeModeler.buildRuntimeModel(RuntimeModeler.java:281) at com.sun.xml.ws.server.EndpointFactory.createSEIModel(EndpointFactory.java:363) at com.sun.xml.ws.server.EndpointFactory.createEndpoint(EndpointFactory.java:202)