? 項目環境appfuse的spring+hibernate+webwork，更改了JSP文件名，為使以popup開始的頁面不包含其他JSP頁面，同時一個更改相應的XWORK文件，重新部署，重啟服務后，在進入登錄畫面就出現如下異常（apache-tomcat-5.5.17）
[BoyiShoeErp] ERROR [http-8080-Processor25] [jsp].error(119) | Servlet.service() for servlet jsp threw exception
? org.apache.jasper.JasperException: Unable to compile class for JSP
Generated servlet error:
Type mismatch: cannot convert from null to int
Generated servlet error:
Type mismatch: cannot convert from null to int
Generated servlet error:
Type mismatch: cannot convert from null to int
Generated servlet error:
Cannot cast from Object to int
Generated servlet error:
Cannot cast from Object to int
Generated servlet error:
Cannot cast from Object to int
??? at org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510)
??? at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:375)
??? at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
??? at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
??? at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
??? at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
??? at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
??? at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)
??? at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574)
??? at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499)
??? at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:966)
??? at org.apache.jsp.decorators.default_jsp._jspService(default_jsp.java:195)
??? at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
??? at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
??? at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:332)
??? at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
??? at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
??? at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
??? at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
??? at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
??? at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)
??? at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574)
??? at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499)
??? at com.opensymphony.module.sitemesh.filter.PageFilter.applyDecorator(PageFilter.java:156)
??? at com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:59)
??? at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
??? at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
??? at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:375)
??? at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
??? at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
??? at com.boyi.common.webapp.filter.GZIPFilter.doFilterInternal(GZIPFilter.java:43)
??? at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)
??? at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
??? at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
??? at com.boyi.common.webapp.filter.LocaleFilter.doFilterInternal(LocaleFilter.java:55)
??? at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)
??? at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
??? at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)
??? at org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)
??? at org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
??? at org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
??? at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
??? at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:135)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
??? at org.acegisecurity.wrapper.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:81)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
??? at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:217)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
??? at org.acegisecurity.ui.logout.LogoutFilter.doFilter(LogoutFilter.java:108)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
??? at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:191)
??? at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
??? at org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)
??? at org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:90)
??? at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
??? at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
??? at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:75)
??? at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)
??? at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
??? at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
??? at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
??? at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
??? at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
??? at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
??? at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
??? at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
??? at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
??? at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
??? at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
??? at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
??? at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
??? at java.lang.Thread.run(Thread.java:595)