org.apache.xerces.dom.ElementNSImpl.setUserData(Ljava/lang/String;Ljava/lang

HTTP Status 500 - Handler processing failed; nested exception is java.lang.AbstractMethodError: org.apache.xerces.dom.ElementNSImpl.setUserData(Ljava/lang/String;Ljava/lang/Object;Lorg/w3c/dom/UserDataHandler;)Ljava/lang/Object;

type Exception report

message Handler processing failed; nested exception is java.lang.AbstractMethodError: org.apache.xerces.dom.ElementNSImpl.setUserData(Ljava/lang/String;Ljava/lang/Object;Lorg/w3c/dom/UserDataHandler;)Ljava/lang/Object;

description The server encountered an internal error that prevented it from fulfilling this request.

exception

org.springframework.web.util.NestedServletException: Handler processing failed; nested exception is java.lang.AbstractMethodError: org.apache.xerces.dom.ElementNSImpl.setUserData(Ljava/lang/String;Ljava/lang/Object;Lorg/w3c/dom/UserDataHandler;)Ljava/lang/Object;
	org.springframework.web.servlet.DispatcherServlet.triggerAfterCompletionWithError(DispatcherServlet.java:1280)
	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:958)
	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:870)
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:961)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:852)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:618)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:837)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:232)
	net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:209)
	com.iron.air.module.elb.filters.CorsFilter.doFilter(CorsFilter.java:135)
	com.alibaba.druid.support.http.WebStatFilter.doFilter(WebStatFilter.java:124)

root cause

java.lang.AbstractMethodError: org.apache.xerces.dom.ElementNSImpl.setUserData(Ljava/lang/String;Ljava/lang/Object;Lorg/w3c/dom/UserDataHandler;)Ljava/lang/Object;
	org.apache.cxf.staxutils.StaxUtils.addLocation(StaxUtils.java:1189)
	org.apache.cxf.staxutils.StaxUtils.readDocElements(StaxUtils.java:1077)
	org.apache.cxf.staxutils.StaxUtils.readDocElements(StaxUtils.java:1050)
	org.apache.cxf.staxutils.StaxUtils.read(StaxUtils.java:977)
	org.apache.cxf.wsdl11.WSDLManagerImpl.loadDefinition(WSDLManagerImpl.java:234)
	org.apache.cxf.wsdl11.WSDLManagerImpl.getDefinition(WSDLManagerImpl.java:192)
	org.apache.cxf.wsdl11.WSDLServiceFactory.<init>(WSDLServiceFactory.java:78)
	org.apache.cxf.endpoint.dynamic.DynamicClientFactory.createClient(DynamicClientFactory.java:292)
	org.apache.cxf.endpoint.dynamic.DynamicClientFactory.createClient(DynamicClientFactory.java:235)
	org.apache.cxf.endpoint.dynamic.DynamicClientFactory.createClient(DynamicClientFactory.java:228)
	org.apache.cxf.endpoint.dynamic.DynamicClientFactory.createClient(DynamicClientFactory.java:183)
	com.iron.air.module.inventory.resource.InventoryResource.syncHisDrugInventory(InventoryResource.java:102)
	sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:215)
	org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132)
	org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104)
	org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:749)
	org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:689)
	org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:83)
	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:938)
	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:870)
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:961)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:852)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:618)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:837)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:232)
	net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:209)
	com.iron.air.module.elb.filters.CorsFilter.doFilter(CorsFilter.java:135)
	com.alibaba.druid.support.http.WebStatFilter.doFilter(WebStatFilter.java:124)

note The full stack trace of the root cause is available in the Apache Tomcat/8.0.9 logs.

---

发现 war 包中 WEB-INF\lib 存在：xercesImpl-2.6.2.jar 与 xml-apis-1.0.b2.jar 冲突了。

不知道是什么哪个jar包的引用引起的。

解决办法：升级 xercesImpl 版本。

<dependency>
   <groupId>xerces</groupId>
   <artifactId>xercesImpl</artifactId>
   <version>2.9.1</version>
</dependency>