org.codehaus.xfire.XFireRuntimeException: Cannot create mapping for java.util.List, unspecified component type for interface java.util.List
    at org.codehaus.xfire.aegis.type.DefaultTypeCreator.createCollectionType(DefaultTypeCreator.java:43)
    at org.codehaus.xfire.aegis.type.java5.Java5TypeCreator.createCollectionType(Java5TypeCreator.java:159)
    at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createTypeForClass(AbstractTypeCreator.java:90)
    at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createType(AbstractTypeCreator.java:387)
    at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createCollectionQName(AbstractTypeCreator.java:310)
    at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createCollectionType(AbstractTypeCreator.java:214)
    at org.codehaus.xfire.aegis.type.java5.Java5TypeCreator.createCollectionType(Java5TypeCreator.java:155)
    at org.codehaus.xfire.aegis.type.XMLTypeCreator.createCollectionType(XMLTypeCreator.java:181)
    at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createTypeForClass(AbstractTypeCreator.java:90)
    at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createType(AbstractTypeCreator.java:347)
    at org.codehaus.xfire.aegis.AegisBindingProvider.getSuggestedName(AegisBindingProvider.java:125)
    at org.codehaus.xfire.service.binding.DefaultServiceConfiguration.getOutParameterName(DefaultServiceConfiguration.java:174)
    at org.codehaus.xfire.service.binding.ObjectServiceFactory.getOutParameterName(ObjectServiceFactory.java:958)
    at org.codehaus.xfire.service.binding.ObjectServiceFactory.addOperation(ObjectServiceFactory.java:719)
    at org.codehaus.xfire.service.binding.ObjectServiceFactory.initializeOperations(ObjectServiceFactory.java:645)
    at org.codehaus.xfire.service.binding.ObjectServiceFactory.create(ObjectServiceFactory.java:350)
    at org.codehaus.xfire.service.binding.ObjectServiceFactory.create(ObjectServiceFactory.java:284)
    at org.codehaus.xfire.service.binding.ObjectServiceFactory.create(ObjectServiceFactory.java:265)
    at com.webservice.WsClient.getUserByPage(WsClient.java:44)
    at gov.bjciq.health.action.RecodeList.service(RecodeList.java:52)
    at com.digitalchina.sictech.web.DispatchServlet.service(DispatchServlet.java:60)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
    at gov.bjciq.health.util.LoginFilter.doFilter(LoginFilter.java:39)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
    at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
    at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
    at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
    at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
    at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
    at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)
    at org.apache.catalina.core.Standa