An error has occured

java.io.IOException: Server returned HTTP response code: 502 for URL: http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink

Cocoon stacktrace[hide]

I/O error reported by XML parser processing http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink: Server returned HTTP response code: 502 for URL: http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink
http://gams.uni-graz.at/corema/corema-meta.xsl - 1048575:-1

Failed to process pipeline
http://gams.uni-graz.at/corema/corema-meta.xsl - 1048575:-1[XPathException]
context:/gams3/sitemap.xmap - 155:37<map:serialize type="html5">
context:/gams3/sitemap.xmap - 137:32<map:transform type="i18n">
context:/gams3/sitemap.xmap - 125:34<map:transform type="xslt-saxon">
context:/gams3/sitemap.xmap - 123:38<map:transform type="xinclude">
context:/gams3/sitemap.xmap - 122:50<map:generate>
context:/sitemap.xmap - 828:92<map:mount>

Java stacktrace[hide]

java.io.IOException: Server returned HTTP response code: 502 for URL: http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1902)
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1500)
	at org.apache.xerces.impl.XMLEntityManager.setupCurrentEntity(Unknown Source)
	at org.apache.xerces.impl.XMLVersionDetector.determineDocVersion(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
	at net.sf.saxon.event.Sender.sendSAXSource(Sender.java:405)
	at net.sf.saxon.event.Sender.send(Sender.java:152)
	at net.sf.saxon.functions.DocumentFn.makeDoc(DocumentFn.java:373)
	at net.sf.saxon.functions.DocumentFn$DocumentMappingFunction.mapItem(DocumentFn.java:258)
	at net.sf.saxon.expr.ItemMappingIterator.next(ItemMappingIterator.java:90)
	at net.sf.saxon.expr.Expression.evaluateItem(Expression.java:411)
	at net.sf.saxon.expr.SimpleStepExpression.iterate(SimpleStepExpression.java:72)
	at net.sf.saxon.expr.SlashExpression.iterate(SlashExpression.java:700)
	at net.sf.saxon.expr.instruct.ForEach.processLeavingTail(ForEach.java:414)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Template.expand(Template.java:231)
	at net.sf.saxon.expr.instruct.CallTemplate.process(CallTemplate.java:338)
	at net.sf.saxon.expr.instruct.CallTemplate.processLeavingTail(CallTemplate.java:386)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Template.applyLeavingTail(Template.java:212)
	at net.sf.saxon.trans.Mode.applyTemplates(Mode.java:1034)
	at net.sf.saxon.Controller.transformDocument(Controller.java:1957)
	at net.sf.saxon.TransformerHandlerImpl.endDocument(TransformerHandlerImpl.java:148)
	at org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:56)
	at org.apache.cocoon.transformation.TraxTransformer.endDocument(TraxTransformer.java:586)
	at org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:56)
	at org.apache.cocoon.transformation.XIncludeTransformer$XIncludePipe.endDocument(XIncludeTransformer.java:239)
	at org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:56)
	at org.apache.xerces.parsers.AbstractSAXParser.endDocument(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentScannerImpl.endEntity(Unknown Source)
	at org.apache.xerces.impl.XMLEntityManager.endEntity(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.skipSpaces(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentScannerImpl$TrailingMiscDispatcher.dispatch(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
	at org.apache.excalibur.xml.impl.JaxpParser.parse(JaxpParser.java:315)
	at org.apache.excalibur.xml.impl.JaxpParser.parse(JaxpParser.java:334)
	at org.apache.cocoon.components.source.SourceUtil.parse(SourceUtil.java:326)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:116)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:581)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:301)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:483)
	at org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(SerializeNode.java:144)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
	at org.apache.cocoon.components.treeprocessor.sitemap.SelectNode.invoke(SelectNode.java:103)
	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:236)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:178)
	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:236)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:178)
	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:1162)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:360)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:890)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1789)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)

Java full stacktrace[hide]

org.apache.cocoon.ProcessingException: Failed to process pipeline
	at [XPathException] - http://gams.uni-graz.at/corema/corema-meta.xsl:1048575
	at <map:serialize type="html5"> - file:///usr/local/tomcat/webapps/cocoon/gams3/sitemap.xmap:155:37
	at <map:transform type="i18n"> - file:///usr/local/tomcat/webapps/cocoon/gams3/sitemap.xmap:137:32
	at <map:transform type="xslt-saxon"> - file:///usr/local/tomcat/webapps/cocoon/gams3/sitemap.xmap:125:34
	at <map:transform type="xinclude"> - file:///usr/local/tomcat/webapps/cocoon/gams3/sitemap.xmap:123:38
	at <map:generate> - file:///usr/local/tomcat/webapps/cocoon/gams3/sitemap.xmap:122:50
	at <map:mount> - file:///usr/local/tomcat/webapps/cocoon/sitemap.xmap:828:92
	at org.apache.cocoon.ProcessingException.throwLocated(ProcessingException.java:145)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.handleException(AbstractProcessingPipeline.java:955)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:585)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:301)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:483)
	at org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(SerializeNode.java:144)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
	at org.apache.cocoon.components.treeprocessor.sitemap.SelectNode.invoke(SelectNode.java:103)
	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:236)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:178)
	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:236)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:178)
	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:1162)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:360)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:890)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1789)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.commons.lang.exception.NestableRuntimeException: net.sf.saxon.trans.XPathException: I/O error reported by XML parser processing http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink: Server returned HTTP response code: 502 for URL: http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink
	at org.apache.cocoon.transformation.TraxTransformer.endDocument(TraxTransformer.java:604)
	at org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:56)
	at org.apache.cocoon.transformation.XIncludeTransformer$XIncludePipe.endDocument(XIncludeTransformer.java:239)
	at org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:56)
	at org.apache.xerces.parsers.AbstractSAXParser.endDocument(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentScannerImpl.endEntity(Unknown Source)
	at org.apache.xerces.impl.XMLEntityManager.endEntity(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.skipSpaces(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentScannerImpl$TrailingMiscDispatcher.dispatch(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
	at org.apache.excalibur.xml.impl.JaxpParser.parse(JaxpParser.java:315)
	at org.apache.excalibur.xml.impl.JaxpParser.parse(JaxpParser.java:334)
	at org.apache.cocoon.components.source.SourceUtil.parse(SourceUtil.java:326)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:116)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:581)
	... 49 more
Caused by: net.sf.saxon.trans.XPathException: I/O error reported by XML parser processing http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink: Server returned HTTP response code: 502 for URL: http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink
	at net.sf.saxon.event.Sender.sendSAXSource(Sender.java:432)
	at net.sf.saxon.event.Sender.send(Sender.java:152)
	at net.sf.saxon.functions.DocumentFn.makeDoc(DocumentFn.java:373)
	at net.sf.saxon.functions.DocumentFn$DocumentMappingFunction.mapItem(DocumentFn.java:258)
	at net.sf.saxon.expr.ItemMappingIterator.next(ItemMappingIterator.java:90)
	at net.sf.saxon.expr.Expression.evaluateItem(Expression.java:411)
	at net.sf.saxon.expr.SimpleStepExpression.iterate(SimpleStepExpression.java:72)
	at net.sf.saxon.expr.SlashExpression.iterate(SlashExpression.java:700)
	at net.sf.saxon.expr.instruct.ForEach.processLeavingTail(ForEach.java:414)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Template.expand(Template.java:231)
	at net.sf.saxon.expr.instruct.CallTemplate.process(CallTemplate.java:338)
	at net.sf.saxon.expr.instruct.CallTemplate.processLeavingTail(CallTemplate.java:386)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Block.processLeavingTail(Block.java:615)
	at net.sf.saxon.expr.instruct.Instruction.process(Instruction.java:131)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:301)
	at net.sf.saxon.expr.instruct.ElementCreator.processLeavingTail(ElementCreator.java:254)
	at net.sf.saxon.expr.instruct.Template.applyLeavingTail(Template.java:212)
	at net.sf.saxon.trans.Mode.applyTemplates(Mode.java:1034)
	at net.sf.saxon.Controller.transformDocument(Controller.java:1957)
	at net.sf.saxon.TransformerHandlerImpl.endDocument(TransformerHandlerImpl.java:148)
	at org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:56)
	at org.apache.cocoon.transformation.TraxTransformer.endDocument(TraxTransformer.java:586)
	... 69 more
Caused by: java.io.IOException: Server returned HTTP response code: 502 for URL: http://gams.uni-graz.at/archive/objects/query:corema.samerecipetitle/methods/sdef:Query/getXML?params=%241%7CBlue%20ink
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1902)
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1500)
	at org.apache.xerces.impl.XMLEntityManager.setupCurrentEntity(Unknown Source)
	at org.apache.xerces.impl.XMLVersionDetector.determineDocVersion(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
	at net.sf.saxon.event.Sender.sendSAXSource(Sender.java:405)
	... 130 more

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