相关疑难解决方法(0)

我有一个应用程序,其前端基于Spring Roo 1.1.2 jspx文件.

每个思考在Tomcat 6中都可以正常工作,但如果我在Websphere 7中部署相同的应用程序(类加载器:父最后一个),那么我得到一个异常:

java.lang.ClassCastException:java.lang.NullPointerException与javax.el.E​​LException不兼容

[13.04.11 09:53:55:493 UTC] 00000026 servlet       E com.ibm.ws.webcontainer.servlet.ServletWrapper service SRVE0068E: Uncaught exception created in one of the service methods of the servlet /WEB-INF/layouts/default.jspx in application cyber. Exception created : com.ibm.websphere.servlet.error.ServletErrorReport: java.lang.ClassCastException: java.lang.NullPointerException incompatible with javax.el.ELException
    at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:693)
    at com.ibm._jsp._default_5F_jspx._jspService(_default_5F_jspx.java:123)
    at com.ibm.ws.jsp.runtime.HttpJspBase.service(HttpJspBase.java:98)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1655)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1595)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:104)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:77)
    at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:895)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:932)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:500)
    at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:178)
    at com.ibm.wsspi.webcontainer.servlet.GenericServletWrapper.handleRequest(GenericServletWrapper.java:121)
    at com.ibm.ws.jsp.webcontainerext.AbstractJSPExtensionServletWrapper.handleRequest(AbstractJSPExtensionServletWrapper.java:239)
    at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java:341)
    at org.apache.tiles.servlet.context.ServletTilesRequestContext.forward(ServletTilesRequestContext.java:241)
    ...
Caused by: java.lang.ClassCastException: java.lang.NullPointerException incompatible …