jar包冲突了，跪求大神帮助啊！到底是哪个jar包冲突？服务器用的是tongweb

HTTP Status 500 - --------------------------------------------------------------------------------type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception javax.servlet.ServletException: java.lang.NoClassDefFoundError
org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:298)
org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:194)
org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
javax.servlet.http.HttpServlet.service(HttpServlet.java:718)
javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
com.aheadsoft.egovernment.command.security.AuthorityFilter.doFilter(AuthorityFilter.java:89)
com.aheadsoft.egovernment.command.security.LoginFilter.doFilter(LoginFilter.java:185)
com.aheadsoft.egovernment.presentation.util.CharacterSetFilter.doFilter(CharacterSetFilter.java:36)
com.aheadsoft.egovernment.dao.HibernateFilter.doFilter(HibernateFilter.java:46)
root cause java.lang.NoClassDefFoundError
com.sun.xml.bind.v2.runtime.JAXBContextImpl.getTypeInfoSet(JAXBContextImpl.java:432)
com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:297)
com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:139)
com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:117)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:210)
javax.xml.bind.ContextFinder.find(ContextFinder.java:368)
javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:561)
org.apache.cxf.jaxb.JAXBDataBinding.createContext(JAXBDataBinding.java:670)
org.apache.cxf.jaxb.JAXBDataBinding.createJAXBContextAndSchemas(JAXBDataBinding.java:529)
org.apache.cxf.jaxb.JAXBDataBinding.initialize(JAXBDataBinding.java:342)
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.buildServiceFromClass(ReflectionServiceFactoryBean.java:378)
org.apache.cxf.jaxws.support.JaxWsServiceFactoryBean.buildServiceFromClass(JaxWsServiceFactoryBean.java:530)
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.initializeServiceModel(ReflectionServiceFactoryBean.java:437)
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.create(ReflectionServiceFactoryBean.java:192)
org.apache.cxf.jaxws.support.JaxWsServiceFactoryBean.create(JaxWsServiceFactoryBean.java:165)
org.apache.cxf.frontend.AbstractWSDLBasedEndpointFactory.createEndpoint(AbstractWSDLBasedEndpointFactory.java:100)
org.apache.cxf.frontend.ClientFactoryBean.create(ClientFactoryBean.java:52)
org.apache.cxf.frontend.ClientProxyFactoryBean.create(ClientProxyFactoryBean.java:102)
org.apache.cxf.jaxws.JaxWsProxyFactoryBean.create(JaxWsProxyFactoryBean.java:115)
com.aheadsoft.egovernment.centerData.docmanage.ArchiveDocOptClient.<init>(ArchiveDocOptClient.java:22)
com.aheadsoft.egovernment.centerData.docmanage.ArchiveDocOptClient.getInstance(ArchiveDocOptClient.java:28)
com.aheadsoft.egovernment.presentation.DeskTopAction.start(DeskTopAction.java:1325)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:274)
org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:194)
org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
javax.servlet.http.HttpServlet.service(HttpServlet.java:718)
javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
com.aheadsoft.egovernment.command.security.AuthorityFilter.doFilter(AuthorityFilter.java:89)
com.aheadsoft.egovernment.command.security.LoginFilter.doFilter(LoginFilter.java:185)
com.aheadsoft.egovernment.presentation.util.CharacterSetFilter.doFilter(CharacterSetFilter.java:36)
com.aheadsoft.egovernment.dao.HibernateFilter.doFilter(HibernateFilter.java:46)
note The full stack trace of the root cause is available in the tongweb logs.
--------------------------------------------------------------------------------tongweb