An error has occured

java.lang.UnsupportedOperationException: Not supported node test for attributes: node()

Cocoon stacktrace[hide]

Not supported node test for attributes: node()
context://noa3/jx/includes/global_head_content.xml - 64:72<jx:forEach>
context://noa3/jx/layout/main.xml - 1:228<jx:import>
context://noa3/sitemap.xmap - 792:38<map:serialize type="xhtml">
context://noa3/sitemap.xmap - 791:57<map:transform>
context://noa3/sitemap.xmap - 790:53<map:transform>
context://noa3/sitemap.xmap - 782:58<map:generate type="jx">

Java stacktrace[hide] 

java.lang.UnsupportedOperationException: Not supported node test for attributes: node()
	at org.apache.commons.jxpath.ri.axes.SimplePathInterpreter.getNodeIterator(SimplePathInterpreter.java:828)
	at org.apache.commons.jxpath.ri.axes.SimplePathInterpreter.doStepNoPredicatesStandard(SimplePathInterpreter.java:256)
	at org.apache.commons.jxpath.ri.axes.SimplePathInterpreter.doStep(SimplePathInterpreter.java:158)
	at org.apache.commons.jxpath.ri.axes.SimplePathInterpreter.doPredicate(SimplePathInterpreter.java:429)
	at org.apache.commons.jxpath.ri.axes.SimplePathInterpreter.interpretSimpleExpressionPath(SimplePathInterpreter.java:97)
	at org.apache.commons.jxpath.ri.compiler.ExpressionPath.expressionPath(ExpressionPath.java:167)
	at org.apache.commons.jxpath.ri.compiler.ExpressionPath.computeValue(ExpressionPath.java:129)
	at org.apache.commons.jxpath.ri.JXPathContextReferenceImpl.getPointer(JXPathContextReferenceImpl.java:396)
	at org.apache.commons.jxpath.ri.JXPathCompiledExpression.getPointer(JXPathCompiledExpression.java:105)
	at org.apache.cocoon.generation.JXTemplateGenerator.execute(JXTemplateGenerator.java:2680)
	at org.apache.cocoon.generation.JXTemplateGenerator.execute(JXTemplateGenerator.java:2810)
	at org.apache.cocoon.generation.JXTemplateGenerator.execute(JXTemplateGenerator.java:3164)
	at org.apache.cocoon.generation.JXTemplateGenerator.toDOMNodeList(JXTemplateGenerator.java:3232)
	at org.apache.cocoon.generation.JXTemplateGenerator.execute(JXTemplateGenerator.java:2829)
	at org.apache.cocoon.generation.JXTemplateGenerator.performGeneration(JXTemplateGenerator.java:2498)
	at org.apache.cocoon.generation.JXTemplateGenerator.generate(JXTemplateGenerator.java:2489)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:367)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:481)
	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.PreparableMatchNode.invoke(PreparableMatchNode.java:131)
	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:253)
	at org.apache.cocoo