Dear All,

I am having difficulty with the serialization of the sample PDF
(hello.pdf). Every attempt at generating the file returns a blank document
- entirely devoid any data. All of the other samples appear to be
functioning correctly. Additionally, I encountered a rather obscure log
entry after each attempt at generating the PDF in the CATALINA_HOME/logs
directory. I have probed the Cocoon website and mail archives meticulously
for information related to this issue with little success. Any specific
insight into what is causing this and/or potential solutions would be
greatly appreciated. 

Thanks,
        James

Note: I am running Tomcat-4.1.24 in standalone mode with Cocoon-2.0.4 on
MacOS X 10.2. The error message I encountered in Tomcat's log is listed
below:

2003-04-05 00:07:34 StandardWrapperValve[Cocoon2]: Servlet.service() for
servlet Cocoon2 threw exception
javax.servlet.ServletException: Servlet execution threw an exception
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
        at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
        at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
        at
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
        at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
        at
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
        at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
        at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
        at
org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
        at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:594)
        at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
        at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
        at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
        at java.lang.Thread.run(Thread.java:491)
----- Root Cause -----
java.lang.NoClassDefFoundError
        at java.lang.Class.newInstance0(Native Method)
        at java.lang.Class.newInstance(Class.java:232)
        at
org.apache.avalon.excalibur.component.DefaultComponentFactory.newInstance(DefaultComponentFactory.java:163)
        at
org.apache.avalon.excalibur.pool.ResourceLimitingPool.newPoolable(ResourceLimitingPool.java:629)
        at
org.apache.avalon.excalibur.pool.ResourceLimitingPool.get(ResourceLimitingPool.java:359)
        at
org.apache.avalon.excalibur.component.PoolableComponentHandler.doGet(PoolableComponentHandler.java:188)
        at
org.apache.avalon.excalibur.component.ComponentHandler.get(ComponentHandler.java:234)
        at
org.apache.avalon.excalibur.component.ExcaliburComponentSelector.select(ExcaliburComponentSelector.java:205)
        at
org.apache.cocoon.sitemap.DefaultSitemapComponentSelector.select(DefaultSitemapComponentSelector.java:101)
        at
org.apache.cocoon.components.pipeline.AbstractStreamPipeline.setSerializer(AbstractStreamPipeline.java:158)
        at
org.apache.cocoon.components.pipeline.CachingStreamPipeline.setSerializer(CachingStreamPipeline.java:115)
        at
org.apache.cocoon.components.pipeline.AbstractStreamPipeline.setSerializer(AbstractStreamPipeline.java:149)
        at
org.apache.cocoon.www.sitemap_xmap.matchN10676(/usr/local/java/jakarta-tomcat-4.1.24/work/Standalone/localhost/cocoon/cocoon
-files/org/apache/cocoon/www/sitemap_xmap.java:7715)
        at
org.apache.cocoon.www.sitemap_xmap.process(/usr/local/java/jakarta-tomcat-4.1.24/work/Standalone/localhost/cocoon/cocoon-fil
es/org/apache/cocoon/www/sitemap_xmap.java:3489)
        at
org.apache.cocoon.www.sitemap_xmap.process(/usr/local/java/jakarta-tomcat-4.1.24/work/Standalone/localhost/cocoon/cocoon-fil
es/org/apache/cocoon/www/sitemap_xmap.java:3091)
        at org.apache.cocoon.sitemap.Handler.process(Handler.java:227)
        at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:173)
        at
org.apache.cocoon.sitemap.SitemapManager.process(SitemapManager.java:152)
        at org.apache.cocoon.Cocoon.process(Cocoon.java:579)
        at
org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:1043)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
        at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
        at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
        at
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
        at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
        at
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
        at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
        at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
        at
org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
        at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:594)
        at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
        at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
        at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
        at java.lang.Thread.run(Thread.java:491)


---------------------------------------------------------------------
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]

Reply via email to