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http://issues.apache.org/bugzilla/show_bug.cgi?id=42960





------- Additional Comments From [EMAIL PROTECTED]  2007-07-24 05:43 -------
same here. trunk, default publication, jdk 1.5.0-12 on linux/i386.

org.apache.cocoon.ProcessingException: Sitemap: error calling function
'executeUsecase'
        at <map:call> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:104:45
        at <map:mount> -
file:///local/lenya-trunk/build/lenya/webapp/lenya/usecase.xmap:55:131
        at <map:mount> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:323:105
        at <map:mount> - 
file:///local/lenya-trunk/build/lenya/webapp/sitemap.xmap:670:106
        at 
org.apache.cocoon.ProcessingException.throwLocated(ProcessingException.java:113)
        at
org.apache.cocoon.components.treeprocessor.sitemap.CallFunctionNode.invoke(CallFunctionNode.java:141)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:47)
        at
org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:108)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:93)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:235)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:177)
        at
org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:254)
        at
org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:118)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:47)
        at
org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:108)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:93)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:235)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:177)
        at
org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:254)
        at
org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:118)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:47)
        at
org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:108)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:93)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:235)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:177)
        at
org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:254)
        at
org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:118)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:47)
        at
org.apache.cocoon.components.treeprocessor.sitemap.ActTypeNode.invoke(ActTypeNode.java:139)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:47)
        at
org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:108)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:93)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:235)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:177)
        at
org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:254)
        at org.apache.cocoon.Cocoon.process(Cocoon.java:699)
        at 
org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:1154)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
        at 
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:427)
        at
org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:475)
        at 
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:567)
        at org.mortbay.http.HttpContext.handle(HttpContext.java:1565)
        at
org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:635)
        at org.mortbay.http.HttpContext.handle(HttpContext.java:1517)
        at 
org.mortbay.jetty.plus.PlusWebAppContext.handle(PlusWebAppContext.java:158)
        at org.mortbay.http.HttpServer.service(HttpServer.java:954)
        at org.mortbay.http.HttpConnection.service(HttpConnection.java:814)
        at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:981)
        at org.mortbay.http.HttpConnection.handle(HttpConnection.java:831)
        at 
org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244)
        at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
        at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
Caused by: org.mozilla.javascript.WrappedException: Wrapped
org.apache.cocoon.ProcessingException: Unable to get transformer handler for
cocoon://lenya-page/default/authoring/default.xml
        at <map:serialize type="xhtml"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:93:38
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:92:79
        at <map:transform type="proxy"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:91:38
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:77:117
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:75:84
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:72:85
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:71:86
        at <map:transform type="i18n"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:67:36
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:66:57
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:64:54
        at <map:transform type="usecase-proxy"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:63:46
        at <map:transform type="forms"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:61:39
        at <map:transform type="cinclude"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:60:41
        at <map:transform type="browser-update"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:59:47
        at <map:generate type="jx"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:58:61
(resource://org/apache/cocoon/components/flow/javascript/fom/fom_system.js#20)
        at 
org.mozilla.javascript.Context.throwAsScriptRuntimeEx(Context.java:1693)
        at org.mozilla.javascript.MemberBox.invoke(MemberBox.java:160)
        at org.mozilla.javascript.FunctionObject.call(FunctionObject.java:471)
        at 
org.mozilla.javascript.Interpreter.interpretLoop(Interpreter.java:3085)
        at org.mozilla.javascript.Interpreter.interpret(Interpreter.java:2251)
        at 
org.mozilla.javascript.InterpretedFunction.call(InterpretedFunction.java:161)
        at 
org.mozilla.javascript.ContextFactory.doTopCall(ContextFactory.java:340)
        at 
org.mozilla.javascript.ScriptRuntime.doTopCall(ScriptRuntime.java:2758)
        at 
org.mozilla.javascript.InterpretedFunction.call(InterpretedFunction.java:159)
        at org.mozilla.javascript.ScriptRuntime.call(ScriptRuntime.java:915)
        at
org.apache.cocoon.components.flow.javascript.fom.FOM_JavaScriptInterpreter.callFunction(FOM_JavaScriptInterpreter.java:764)
        at
org.apache.cocoon.components.treeprocessor.sitemap.CallFunctionNode.invoke(CallFunctionNode.java:139)
        ... 58 more
Caused by: org.apache.cocoon.ProcessingException: Unable to get transformer
handler for cocoon://lenya-page/default/authoring/default.xml
        at <map:serialize type="xhtml"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:93:38
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:92:79
        at <map:transform type="proxy"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:91:38
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:77:117
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:75:84
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:72:85
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:71:86
        at <map:transform type="i18n"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:67:36
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:66:57
        at <map:transform> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:64:54
        at <map:transform type="usecase-proxy"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:63:46
        at <map:transform type="forms"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:61:39
        at <map:transform type="cinclude"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:60:41
        at <map:transform type="browser-update"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:59:47
        at <map:generate type="jx"> -
file:///local/lenya-trunk/src/modules-core/usecase/usecase.xmap:58:61
        at 
org.apache.cocoon.transformation.TraxTransformer.setup(TraxTransformer.java:339)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.setupPipeline(AbstractProcessingPipeline.java:398)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.preparePipeline(AbstractProcessingPipeline.java:501)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:453)
        at
org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(SerializeNode.java:121)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:47)
        at
org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:108)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
        at
org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
        at
org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:93)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:235)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.handleCocoonRedirect(ConcreteTreeProcessor.java:299)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.access$000(ConcreteTreeProcessor.java:48)
        at
org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor$TreeProcessorRedirector.cocoonRedirect(ConcreteTreeProcessor.java:340)
        at
org.apache.cocoon.environment.ForwardRedirector.redirect(ForwardRedirector.java:60)
        at
org.apache.cocoon.components.flow.AbstractInterpreter.forwardTo(AbstractInterpreter.java:210)
        at
org.apache.cocoon.components.flow.javascript.fom.FOM_JavaScriptInterpreter.forwardTo(FOM_JavaScriptInterpreter.java:865)
        at
org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon.forwardTo(FOM_Cocoon.java:701)
        at
org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon.jsFunction_sendPage(FOM_Cocoon.java:270)
        at sun.reflect.GeneratedMethodAccessor258.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.mozilla.javascript.MemberBox.invoke(MemberBox.java:145)
        ... 68 more
Caused by: org.apache.excalibur.xml.xslt.XSLTProcessorException: Exception when
creating Transformer from cocoon://lenya-page/default/authoring/default.xml
        at
org.apache.cocoon.components.xslt.TraxProcessor.getTransformerHandlerAndValidity(TraxProcessor.java:300)
        at 
org.apache.cocoon.transformation.TraxTransformer.setup(TraxTransformer.java:331)
        ... 91 more
Caused by: org.apache.cocoon.ProcessingException: Failed to process pipeline
        at <map:serialize type="xml"> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:228:36
        at <map:transform> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:221:75
        at <map:transform type="i18n"> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:43:34
        at <map:transform> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:192:76
        at <map:transform type="usecasemenu"> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:172:44
        at <map:transform> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:167:62
        at <map:transform> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:165:63
        at
org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:424)
        at
org.apache.cocoon.components.xslt.TraxProcessor.sourceToSAX(TraxProcessor.java:306)
        at
org.apache.cocoon.components.xslt.TraxProcessor.getTransformerHandlerAndValidity(TraxProcessor.java:241)
        ... 92 more
Caused by: org.apache.cocoon.ProcessingException: Failed to process pipeline
        at <map:serialize type="xml"> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:228:36
        at <map:transform> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:221:75
        at <map:transform type="i18n"> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:43:34
        at <map:transform> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:192:76
        at <map:transform type="usecasemenu"> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:172:44
        at <map:transform> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:167:62
        at <map:transform> -
file:///local/lenya-trunk/build/lenya/webapp/global-sitemap.xmap:165:63
        at 
org.apache.cocoon.ProcessingException.throwLocated(ProcessingException.java:145)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.handleException(AbstractProcessingPipeline.java:953)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:583)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:280)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:780)
        at
org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:414)
        ... 94 more
Caused by: org.apache.lenya.cms.usecase.UsecaseException:
org.apache.lenya.cms.usecase.UsecaseException: java.lang.NullPointerException
        at
org.apache.lenya.cms.cocoon.transformation.UsecaseMenuTransformer.startElement(UsecaseMenuTransformer.java:145)
        at
org.apache.xml.serializer.ToXMLSAXHandler.closeStartTag(ToXMLSAXHandler.java:204)
        at 
org.apache.xml.serializer.ToSAXHandler.flushPending(ToSAXHandler.java:277)
        at 
org.apache.xml.serializer.ToXMLSAXHandler.startElement(ToXMLSAXHandler.java:645)
        at 
org.apache.xml.serializer.ToXMLSAXHandler.startElement(ToXMLSAXHandler.java:500)
        at
org.apache.xalan.transformer.ClonerToResultTree.cloneToResultTree(ClonerToResultTree.java:158)
        at org.apache.xalan.templates.ElemCopy.execute(ElemCopy.java:107)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemCopy.execute(ElemCopy.java:114)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemCopy.execute(ElemCopy.java:114)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemIf.execute(ElemIf.java:160)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemCopy.execute(ElemCopy.java:114)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemCopy.execute(ElemCopy.java:114)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemCopy.execute(ElemCopy.java:114)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.transformer.TransformerImpl.applyTemplateToNode(TransformerImpl.java:2281)
        at
org.apache.xalan.transformer.TransformerImpl.transformNode(TransformerImpl.java:1367)
        at 
org.apache.xalan.transformer.TransformerImpl.run(TransformerImpl.java:3458)
        at
org.apache.xalan.transformer.TransformerHandlerImpl.endDocument(TransformerHandlerImpl.java:406)
        at 
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:56)
        at
org.apache.cocoon.transformation.TraxTransformer.endDocument(TraxTransformer.java:586)
        at 
org.apache.xml.serializer.ToXMLSAXHandler.endDocument(ToXMLSAXHandler.java:181)
        at
org.apache.xalan.transformer.TransformerImpl.transformNode(TransformerImpl.java:1378)
        at 
org.apache.xalan.transformer.TransformerImpl.run(TransformerImpl.java:3458)
        at
org.apache.xalan.transformer.TransformerHandlerImpl.endDocument(TransformerHandlerImpl.java:406)
        at 
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:56)
        at
org.apache.cocoon.transformation.TraxTransformer.endDocument(TraxTransformer.java:586)
        at 
org.apache.cocoon.sitemap.ContentAggregator.generate(ContentAggregator.java:133)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:579)
        ... 97 more
Caused by: org.apache.lenya.cms.usecase.UsecaseException:
org.apache.lenya.cms.usecase.UsecaseException: java.lang.NullPointerException
        at
org.apache.lenya.cms.usecase.AbstractUsecase.checkPreconditions(AbstractUsecase.java:250)
        at sun.reflect.GeneratedMethodAccessor65.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at
org.apache.avalon.excalibur.component.ComponentProxyGenerator$ComponentInvocationHandler.invoke(ComponentProxyGenerator.java:143)
        at $Proxy53.checkPreconditions(Unknown Source)
        at
org.apache.lenya.cms.cocoon.transformation.UsecaseMenuTransformer.startElement(UsecaseMenuTransformer.java:128)
        ... 142 more
Caused by: org.apache.lenya.cms.usecase.UsecaseException:
java.lang.NullPointerException
        at 
org.apache.lenya.cms.site.usecases.Paste.getNodesToLock(Paste.java:139)
        at
org.apache.lenya.cms.usecase.AbstractUsecase.checkPreconditions(AbstractUsecase.java:236)
        ... 148 more
Caused by: java.lang.NullPointerException
        at 
org.apache.lenya.cms.site.usecases.Paste.getNodesToLock(Paste.java:126)
        ... 149 more

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