我们有两个 jar 文件 - weblogic.jar 和 weblogic-binding.jar 现在当我们迁移到 WAS8.0 时，我从项目中删除了这两个文件。（删除文件后，我确保 javax.servlet api 可用于我的 Websphere 项目）。从那时起，我得到以下异常：
[8/15/13 15:21:34:180 EDT] 00000016 ExceptionHand E dcf.ess.frameworks.exception.ProgramLogicException logException Unhandled Exception caught and new ProgramLogic exception thrown. - UnavailableException: null Code: P3003FEXS01 ID:dd953aa2-e52e-49f0-95ed-33c121a2bdfd
dcf.ess.frameworks.exception.ProgramLogicException: UnavailableException: null
at dcf.ess.frameworks.exception.ExceptionHandler.findRootException(ExceptionHandler.java:50)
at dcf.ess.frameworks.exception.ExceptionHandler.handleException(ExceptionHandler.java:31)
at dcf.ess.nextgen.ssp.frameworks.presentation.SessionFilter.redirectToErrorPage(SessionFilter.java:92)
at dcf.ess.nextgen.ssp.frameworks.presentation.SessionFilter.doFilter(SessionFilter.java:54)
at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:192)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:89)
at dcf.ess.nextgen.ssp.frameworks.presentation.CrossScriptingFilter.doFilter(CrossScriptingFilter.java:28)
at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:192)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:89)
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:919)
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1016)
at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:87)
at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:883)
at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1659)
at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:195)
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:1648)
Caused by: javax.servlet.UnavailableException
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:482)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:449)
at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:178)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.invokeTarget(WebAppFilterChain.java:125)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:92)
at dcf.ess.nextgen.ssp.frameworks.presentation.SessionFilter.doFilter(SessionFilter.java:46)
... 23 more