Linux 下部署java项目报错

我在本地都跑起来了，一切正常，我想把它部署到服务器上去，把成WAR包，在resin里面也配置了JDNI，运行报错。各位大虾，麻烦各位指点指点。谢谢啦。500 Servlet Exceptionjava.lang.NullPointerException
at com.opensymphony.xwork2.spring.SpringObjectFactory.getClassInstance(SpringObjectFactory.java:220)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.verifyResultType(XmlConfigurationProvider.java:530)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addResultTypes(XmlConfigurationProvider.java:501)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addPackage(XmlConfigurationProvider.java:457)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.loadPackages(XmlConfigurationProvider.java:275)
at org.apache.struts2.config.StrutsXmlConfigurationProvider.loadPackages(StrutsXmlConfigurationProvider.java:111)
at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:204)
at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66)
at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:371)
at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:415)
at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:69)
at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:51)
at com.caucho.server.dispatch.FilterManager.createFilter(FilterManager.java:127)
at com.caucho.server.dispatch.FilterMapper.buildDispatchChain(FilterMapper.java:169)
at com.caucho.server.webapp.Application.buildInvocation(Application.java:1722)
at com.caucho.server.webapp.ApplicationContainer.buildInvocation(ApplicationContainer.java:666)
at com.caucho.server.host.Host.buildInvocation(Host.java:421)
at com.caucho.server.host.HostContainer.buildInvocation(HostContainer.java:322)
at com.caucho.server.resin.ServletServer.buildInvocation(ServletServer.java:641)
at com.caucho.server.dispatch.DispatchServer.buildInvocation(DispatchServer.java:198)
at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:254)
at com.caucho.server.port.TcpConnection.run(TcpConnection.java:363)
at com.caucho.util.ThreadPool.runTasks(ThreadPool.java:490)
at com.caucho.util.ThreadPool.run(ThreadPool.java:423)
at java.lang.Thread.run(Thread.java:595)