If you have servlet.jar in the WEB-INF/lib, this is (IIRC) *bad*, and you should delete it right away. Servlet.jar provided in the Cocoon with the only purpose to compile sources.
Vadim > -----Original Message----- > From: Peter Schwenke [mailto:[EMAIL PROTECTED]] > Sent: Thursday, February 14, 2002 6:15 PM > To: [EMAIL PROTECTED] > Subject: <jsp:forward> in jsp causeing error > > > I had a similar error calling RequestDispatcher.forward from a servlet > and traced it back. I ended up replacing the servlet.jar > which came with cocoon by the servlet.jar from Tomcat. Works fine. > > That was with Tomcat 3.2.1 and Cocoon2.0rc2. > > ...Peter > Gasper writes: > > Hello > > > > I'm building a site using cocoon 2.0 and jsp's for dynamic content In my > jsp > > I'm trying to forward to a page using a simple <jsp:forward> tag but this > > causes an error below. I'm using tomcat 3.2.3 > > > > Does anybody know a solution? > > Is this a bug? > > > > Thanks > > > > Gasper > > > > The error: > > > > org.apache.cocoon.ProcessingException: ServletException in > > JspGenerator.generate(): java.lang.ClassCastException: > > org.apache.cocoon.components.jsp.JSPEngineImpl$MyServletRequest > > at > org.apache.cocoon.generation.JspGenerator.generate(JspGenerator.java:87) > > at > > > org.apache.cocoon.components.pipeline.CachingEventPipeline.process(Cachi ngEv > > entPipeline.java:210) > > at > > > org.apache.cocoon.components.pipeline.CachingStreamPipeline.process(Cach ingS > > treamPipeline.java:359) > > at > > > org.apache.cocoon.www.sitemap_xmap.wildcardMatchN40058D(sitemap_xmap.jav a:90 > > 80) > > at org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:3026) > > at org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2500) > > at org.apache.cocoon.sitemap.Handler.process(Handler.java:163) > > at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:114) > > at org.apache.cocoon.Cocoon.process(Cocoon.java:514) > > at org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:664) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405) > > at org.apache.tomcat.core.Handler.service(Handler.java:287) > > at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372) > > at > > > org.apache.tomcat.core.ContextManager.internalService(ContextManager.jav a:81 > > 2) > > at org.apache.tomcat.core.ContextManager.service(ContextManager.java:758) > > at > > > org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(H ttpC > > onnectionHandler.java:213) > > at > > org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416 ) > > at > > org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:50 1) > > at java.lang.Thread.run(Unknown Source) > > java.lang.ClassCastException: > > org.apache.cocoon.components.jsp.JSPEngineImpl$MyServletRequest > > at > > > org.apache.tomcat.facade.RequestDispatcherImpl.doForward(RequestDispatch erIm > > pl.java:172) > > at > > > org.apache.tomcat.facade.RequestDispatcherImpl.forward(RequestDispatcher Impl > > .java:162) > > at > > org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:4 21) > > at > > > admin._0002fadmin_0002fsumniki_0002ejspsumniki_jsp_3._jspService(_0002fa dmin > > _0002fsumniki_0002ejspsumniki_jsp_3.java:72) > > at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > > > org.apache.jasper.servlet.JspServlet$JspCountedServlet.service(JspServle t.ja > > va:130) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > > > org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServle t.ja > > va:282) > > at > org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:429) > > at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:500) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > > > org.apache.cocoon.components.jsp.JSPEngineImpl.executeJSP(JSPEngineImpl. java > > :107) > > at > org.apache.cocoon.generation.JspGenerator.generate(JspGenerator.java:74) > > at > > > org.apache.cocoon.components.pipeline.CachingEventPipeline.process(Cachi ngEv > > entPipeline.java:210) > > at > > > org.apache.cocoon.components.pipeline.CachingStreamPipeline.process(Cach ingS > > treamPipeline.java:359) > > at > > > org.apache.cocoon.www.sitemap_xmap.wildcardMatchN40058D(sitemap_xmap.jav a:90 > > 80) > > at org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:3026) > > at org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2500) > > at org.apache.cocoon.sitemap.Handler.process(Handler.java:163) > > at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:114) > > at org.apache.cocoon.Cocoon.process(Cocoon.java:514) > > at org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:664) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405) > > at org.apache.tomcat.core.Handler.service(Handler.java:287) > > at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372) > > at > > > org.apache.tomcat.core.ContextManager.internalService(ContextManager.jav a:81 > > 2) > > at org.apache.tomcat.core.ContextManager.service(ContextManager.java:758) > > at > > > org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(H ttpC > > onnectionHandler.java:213) > > at > > org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416 ) > > at > > org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:50 1) > > at java.lang.Thread.run(Unknown Source) > > > > > > Original exception : java.lang.ClassCastException: > > org.apache.cocoon.components.jsp.JSPEngineImpl$MyServletRequest > > at > > > org.apache.tomcat.facade.RequestDispatcherImpl.doForward(RequestDispatch erIm > > pl.java:172) > > at > > > org.apache.tomcat.facade.RequestDispatcherImpl.forward(RequestDispatcher Impl > > .java:162) > > at > > org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:4 21) > > at > > > admin._0002fadmin_0002fsumniki_0002ejspsumniki_jsp_3._jspService(_0002fa dmin > > _0002fsumniki_0002ejspsumniki_jsp_3.java:72) > > at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > > > org.apache.jasper.servlet.JspServlet$JspCountedServlet.service(JspServle t.ja > > va:130) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > > > org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServle t.ja > > va:282) > > at > org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:429) > > at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:500) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > > > org.apache.cocoon.components.jsp.JSPEngineImpl.executeJSP(JSPEngineImpl. java > > :107) > > at > org.apache.cocoon.generation.JspGenerator.generate(JspGenerator.java:74) > > at > > > org.apache.cocoon.components.pipeline.CachingEventPipeline.process(Cachi ngEv > > entPipeline.java:210) > > at > > > org.apache.cocoon.components.pipeline.CachingStreamPipeline.process(Cach ingS > > treamPipeline.java:359) > > at > > > org.apache.cocoon.www.sitemap_xmap.wildcardMatchN40058D(sitemap_xmap.jav a:90 > > 80) > > at org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:3026) > > at org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2500) > > at org.apache.cocoon.sitemap.Handler.process(Handler.java:163) > > at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:114) > > at org.apache.cocoon.Cocoon.process(Cocoon.java:514) > > at org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:664) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > > at > org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405) > > at org.apache.tomcat.core.Handler.service(Handler.java:287) > > at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372) > > at > > > org.apache.tomcat.core.ContextManager.internalService(ContextManager.jav a:81 > > 2) > > at org.apache.tomcat.core.ContextManager.service(ContextManager.java:758) > > at > > > org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(H ttpC > > onnectionHandler.java:213) > > at > > org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416 ) > > at > > org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:50 1) > > at java.lang.Thread.run(Unknown Source) > > > > > > --------------------------------------------------------------------- > > Please check that your question has not already been answered in the > > FAQ before posting. <http://xml.apache.org/cocoon/faqs.html> > > > > To unsubscribe, e-mail: <[EMAIL PROTECTED]> > > For additional commands, e-mail: <[EMAIL PROTECTED]> > > --------------------------------------------------------------------- > Please check that your question has not already been answered in the > FAQ before posting. <http://xml.apache.org/cocoon/faqs.html> > > To unsubscribe, e-mail: <[EMAIL PROTECTED]> > For additional commands, e-mail: <[EMAIL PROTECTED]> --------------------------------------------------------------------- Please check that your question has not already been answered in the FAQ before posting. <http://xml.apache.org/cocoon/faqs.html> To unsubscribe, e-mail: <[EMAIL PROTECTED]> For additional commands, e-mail: <[EMAIL PROTECTED]>
