Chris,
I don't know the exact cause but I think you're on the right track if
not exactly right. I upgraded JBoss/Tomcat to JBoss 2.2 and Tomcat 3.2.2
and don't have this problem.
Rick
"Assenza, Chris" wrote:
>
> All,
>
> I'm upgrading our app from Struts 1b1 to Struts 1.0. Unfortunately, nothing
> in our app seems to be working, so I went back a step and tried deploying
> the struts-example.war file and received the same error when trying to
> "logon" in the demo.
>
> We're using JBoss 2.0 w/ Tomcat 3.2b7 (basically the previous JBoss dist).
> I'm not exactly certain where to begin with tracking down this particular
> error so any help is appreciated. I recall reading something about the
> version of Jasper being used by certain servlet engines may not be up to
> spec, and as such will not support the way removeAttribute is being used
> with PageContextImpl -- does this look that's what I'm encountering?
>
> Thanks,
>
> Chris
>
> Error: 500
> Location: /struts-example/logon.jsp
> Internal Servlet Error:
>
> javax.servlet.ServletException: cant remove Attributes from request scope
> at
> org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImp
> l.java:453)
> at
> _0002flogon_0002ejsplogon_jsp_4._jspService(_0002flogon_0002ejsplogon_jsp_4.
> java:393)
> at
> org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.ja
> va:177)
> at
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:318)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:391)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404)
> at org.apache.tomcat.core.Handler.service(Handler.java:286)
> at
> org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
> at
> org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:79
> 9)
> at
> org.apache.tomcat.core.ContextManager.service(ContextManager.java:745)
> at
> org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpC
> onnectionHandler.java:210)
> at
> org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:407)
> at
> org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498)
> at java.lang.Thread.run(Thread.java:484)
>
> Root cause:
> java.lang.IllegalArgumentException: cant remove Attributes from request
> scope
> at
> org.apache.jasper.runtime.PageContextImpl.removeAttribute(PageContextImpl.ja
> va:289)
> at org.apache.struts.taglib.html.FormTag.doEndTag(FormTag.java:591)
> at
> _0002flogon_0002ejsplogon_jsp_4._jspService(_0002flogon_0002ejsplogon_jsp_4.
> java:368)
> at
> org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.ja
> va:177)
> at
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:318)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:391)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404)
> at org.apache.tomcat.core.Handler.service(Handler.java:286)
> at
> org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
> at
> org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:79
> 9)
> at
> org.apache.tomcat.core.ContextManager.service(ContextManager.java:745)
> at
> org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpC
> onnectionHandler.java:210)
> at
> org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:407)
> at
> org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498)
> at java.lang.Thread.run(Thread.java:484)
