求高手帮忙看看Websphere报错日志，是什么原因造成的错误，谢谢！

[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R jp.ne.so_net.ga2.no_ji.jcom.JComException: createInstance() failed HRESULT=0x80080005L
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at jp.ne.so_net.ga2.no_ji.jcom.IDispatch.create(IDispatch.java:84)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at jp.ne.so_net.ga2.no_ji.jcom.IDispatch.<init>(IDispatch.java:46)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.dc.excel.service.ExcelExportService.exportExcel(ExcelExportService.java:41)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.dc.plan.service.PlanOutlineServiceImpl.doUploadOutline(PlanOutlineServiceImpl.java:1549)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at sun.reflect.GeneratedMethodAccessor2946.invoke(Unknown Source)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at java.lang.reflect.Method.invoke(Method.java:599)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at $Proxy92.doUploadOutline(Unknown Source)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.dc.plan.action.PlanOutlineAction.doUpload(PlanOutlineAction.java:996)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at sun.reflect.GeneratedMethodAccessor2945.invoke(Unknown Source)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at java.lang.reflect.Method.invoke(Method.java:599)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:274)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:194)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at javax.servlet.http.HttpServlet.service(HttpServlet.java:738)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1443)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1384)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:131)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.dc.framework.filter.CheckSessionFilter.doFilter(CheckSessionFilter.java:52)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:188)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:116)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.dc.framework.filter.ForceNoCacheFilter.doFilter(ForceNoCacheFilter.java:30)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:188)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:116)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:188)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:116)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:96)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:188)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:116)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:77)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:852)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:785)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:443)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:175)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:91)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:859)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1557)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:173)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:455)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:384)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:83)
[13-8-27 10:47:05:078 GMT+08:00] 00002684 SystemErr     R  at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted --------------------编程问答-------------------- --------------------编程问答-------------------- --------------------编程问答-------------------- --------------------编程问答-------------------- 这都啥意思嘛 --------------------编程问答-------------------- 你发的什么日志哦，看不出什么东西 --------------------编程问答-------------------- 这是websphere 的SystemErr.log里面的错，就是调用JCOM组件的时候报的，涉及到excel，word的功能就会报500错误，可能多试几次就不报错了，也不知必然事件，所以就搞不懂这到底是为什么？ --------------------编程问答-------------------- 同时小白

补充：企业软件 ,  WebSphere