我提升了一个应用程序，它正在使用Tomcat。在WAS 7上，我遇到了一些问题。堆栈跟踪如下。我正在为应用程序使用父类最后一个类加载器。我一直在谷歌搜索并尝试了一些我在那里见过但却没有帮助的事情。有什么想法吗？
[8/10/15 9:40:38:758 EDT] 0000001a extension E com.ibm.wsspi.webcontainer.extension.WebExtensionProcessor createServletWrapper Error occured while preparing the servlet for initialization.
java.lang.Exception: java.lang.ExceptionInInitializerError
at com.ibm.ws.webcontainer.servlet.ServletWrapper.loadServlet(ServletWrapper.java:1978)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.initialize(ServletWrapper.java:1795)
at com.ibm.wsspi.webcontainer.extension.WebExtensionProcessor.createServletWrapper(WebExtensionProcessor.java:98)
at com.ibm.ws.webcontainer.webapp.WebApp.getServletWrapper(WebApp.java:1038)
at com.ibm.ws.webcontainer.webapp.WebApp.getServletWrapper(WebApp.java:959)
at com.ibm.ws.webcontainer.webapp.WebApp.initializeTargetMappings(WebApp.java:638)
at com.ibm.ws.webcontainer.webapp.WebApp.commonInitializationFinally(WebApp.java:436)
at com.ibm.ws.webcontainer.webapp.WebAppImpl.initialize(WebAppImpl.java:304)
at com.ibm.ws.webcontainer.webapp.WebGroupImpl.addWebApplication(WebGroupImpl.java:100)
at com.ibm.ws.webcontainer.VirtualHostImpl.addWebApplication(VirtualHostImpl.java:166)
at com.ibm.ws.webcontainer.WSWebContainer.addWebApp(WSWebContainer.java:732)
at com.ibm.ws.webcontainer.WSWebContainer.addWebApplication(WSWebContainer.java:617)
at com.ibm.ws.webcontainer.component.WebContainerImpl.install(WebContainerImpl.java:376)
at com.ibm.ws.webcontainer.component.WebContainerImpl.start(WebContainerImpl.java:668)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:1127)
at com.ibm.ws.runtime.component.DeployedApplicationImpl.fireDeployedObjectStart(DeployedApplicationImpl.java:1319)
at com.ibm.ws.runtime.component.DeployedModuleImpl.start(DeployedModuleImpl.java:610)
at com.ibm.ws.runtime.component.DeployedApplicationImpl.start(DeployedApplicationImpl.java:944)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:740)
at com.ibm.ws.runtime.component.ApplicationMgrImpl$1.run(ApplicationMgrImpl.java:1272)
at com.ibm.ws.security.auth.ContextManagerImpl.runAs(ContextManagerImpl.java:5263)
at com.ibm.ws.security.auth.ContextManagerImpl.runAsSystem(ContextManagerImpl.java:5441)
at com.ibm.ws.security.core.SecurityContext.runAsSystem(SecurityContext.java:255)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplicationDynamically(ApplicationMgrImpl.java:1277)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:2048)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:385)
at com.ibm.ws.runtime.component.CompositionUnitImpl.start(CompositionUnitImpl.java:123)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:328)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.startCompositionUnit(CompositionUnitMgrImpl.java:599)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.startCompositionUnit(CompositionUnitMgrImpl.java:561)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:1184)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:600)
at sun.reflect.misc.Trampoline.invoke(MethodUtil.java:37)
at sun.reflect.GeneratedMethodAccessor129.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:600)
at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:244)
at javax.management.modelmbean.RequiredModelMBean.invokeMethod(RequiredModelMBean.java:1074)
at javax.management.modelmbean.RequiredModelMBean.invoke(RequiredModelMBean.java:955)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836)
at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761)
at com.ibm.ws.management.AdminServiceImpl$1.run(AdminServiceImpl.java:1331)
at com.ibm.ws.security.util.AccessController.doPrivileged(AccessController.java:118)
at com.ibm.ws.management.AdminServiceImpl.invoke(AdminServiceImpl.java:1224)
at com.ibm.ws.management.application.sync.StartDeploymentTask.startDeployment(StartDeploymentTask.java:236)
at com.ibm.ws.management.application.sync.StartDeploymentTask.fullAppUpdate(StartDeploymentTask.java:113)
at com.ibm.ws.management.application.sync.StartDeploymentTask.performTask(StartDeploymentTask.java:101)
at com.ibm.ws.management.application.sync.AppBinaryProcessor$ExpandApp.expand(AppBinaryProcessor.java:1682)
at com.ibm.ws.management.application.sync.AppBinaryProcessor.postProcessSynchronousExt(AppBinaryProcessor.java:723)
at com.ibm.ws.management.bla.sync.BLABinaryProcessor.postProcess(BLABinaryProcessor.java:575)
at com.ibm.ws.management.bla.sync.BLABinaryProcessor.onChangeCompletion(BLABinaryProcessor.java:452)
at com.ibm.ws.management.repository.FileRepository.postNotify(FileRepository.java:1915)
at com.ibm.ws.management.repository.FileRepository.update(FileRepository.java:1424)
at com.ibm.ws.management.repository.client.LocalConfigRepositoryClient.update(LocalConfigRepositoryClient.java:189)
at com.ibm.ws.sm.workspace.impl.WorkSpaceMasterRepositoryAdapter.update(WorkSpaceMasterRepositoryAdapter.java:665)
at com.ibm.ws.sm.workspace.impl.RepositoryContextImpl.update(RepositoryContextImpl.java:1954)
at com.ibm.ws.sm.workspace.impl.RepositoryContextImpl.synch(RepositoryContextImpl.java:1902)
at com.ibm.ws.sm.workspace.impl.WorkSpaceImpl.synch(WorkSpaceImpl.java:511)
at com.ibm.ws.console.core.action.SyncWorkSpaceAction.execute(SyncWorkSpaceAction.java:273)
at org.apache.struts.action.RequestProcessor.processActionPerform(Unknown Source)
at org.apache.struts.action.RequestProcessor.process(Unknown Source)
at org.apache.struts.action.ActionServlet.process(Unknown Source)
at org.apache.struts.action.ActionServlet.doGet(Unknown Source)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:718)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1657)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1597)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:131)
at com.ibm.ws.console.core.servlet.WSCUrlFilter.setUpCommandAssistence(WSCUrlFilter.java:960)
at com.ibm.ws.console.core.servlet.WSCUrlFilter.continueStoringTaskState(WSCUrlFilter.java:500)
at com.ibm.ws.console.core.servlet.WSCUrlFilter.doFilter(WSCUrlFilter.java:321)
at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:188)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:116)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:77)
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:908)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:934)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:502)
at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:181)
at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:91)
at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:864)
at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1592)
at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:186)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:452)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:511)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:305)
at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:83)
at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:165)
at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)
at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)
at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)
at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)
at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775)
at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1613)
Caused by: java.lang.ExceptionInInitializerError
at java.lang.J9VMInternals.initialize(J9VMInternals.java:222)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl$3.run(JAXBContextImpl.java:304)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl$3.run(JAXBContextImpl.java:303)
at java.security.AccessController.doPrivileged(AccessController.java:202)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:302)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl$JAXBContextBuilder.build(JAXBContextImpl.java:1170)
at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:145)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:600)
at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:228)
at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:215)
at javax.xml.bind.ContextFinder.find(ContextFinder.java:401)
at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:618)
at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:565)
at com.core.fw.dao.AbstractDaoFileImpl.loadDataIntoCache(AbstractDaoFileImpl.java:78)
at com.common.fileloader.AbstractFileSeedDataLoaderImpl.registerURLs(AbstractFileSeedDataLoaderImpl.java:138)
at com.common.fileloader.AbstractFileSeedDataLoaderImpl.init(AbstractFileSeedDataLoaderImpl.java:60)
at com.core.fw.dao.AbstractDaoFileImpl.<init>(AbstractDaoFileImpl.java:68)
at com.common.configmgr.dao.AppConfigDaoXMLImpl.<init>(AppConfigDaoXMLImpl.java:58)
at com.common.configmgr.XMLBasedConfigManagerBuilder.buildConfigurationManagerFactory(XMLBasedConfigManagerBuilder.java:46)
at com.common.configmgr.ConfigurationManagerFactory.createConfigurationManagerAdapter(ConfigurationManagerFactory.java:122)
at com.common.configmgr.ConfigurationManagerFactory.getConfigurationManager(ConfigurationManagerFactory.java:103)
at com.common.logging.AbstractLoggerHelper.<init>(AbstractLoggerHelper.java:44)
at org.slf4j.impl.AdfLog4jLoggerAdapter.<init>(AdfLog4jLoggerAdapter.java:34)
at org.slf4j.impl.AdfLog4jLoggerFactory.getLogger(AdfLog4jLoggerFactory.java:44)
at org.slf4j.impl.AdfLog4jLoggerFactory.getLogger(AdfLog4jLoggerFactory.java:30)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:277)
at org.apache.commons.logging.impl.SLF4JLogFactory.getInstance(SLF4JLogFactory.java:156)
at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:370)
at org.springframework.web.servlet.DispatcherServlet.<clinit>(DispatcherServlet.java:246)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:167)
at java.lang.Class.forNameImpl(Native Method)
at java.lang.Class.forName(Class.java:172)
at java.beans.Beans.instantiate(Beans.java:184)
at java.beans.Beans.instantiate(Beans.java:75)
at com.ibm.ws.webcontainer.servlet.ServletWrapper$1.run(ServletWrapper.java:1909)
at com.ibm.ws.security.util.AccessController.doPrivileged(AccessController.java:118)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.loadServlet(ServletWrapper.java:1900)
... 96 more
Caused by: java.lang.ClassCastException: org.apache.xerces.jaxp.datatype.DatatypeFactoryImpl incompatible with javax.xml.datatype.DatatypeFactory
at javax.xml.datatype.DatatypeFactory.newInstance(Unknown Source)
at com.sun.xml.bind.DatatypeConverterImpl.<clinit>(DatatypeConverterImpl.java:837)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
... 137 more