I am getting an error in Stanbol (r1364045) using the enhancer web UI with the entityhub referenced site configuration for dbpedia with *caching strategy* to *Never* or *Used*.
Attached a screenshot of the error and the exception. Am I doing something wrong? BR, David -- David Riccitelli ******************************************************************************** InsideOut10 s.r.l. P.IVA: IT-11381771002 Fax: +39 0110708239 --- LinkedIn: http://it.linkedin.com/in/riccitelli Twitter: ziodave --- Layar Partner Network<http://www.layar.com/publishing/developers/list/?page=1&country=&city=&keyword=insideout10&lpn=1> ********************************************************************************
org.apache.stanbol.enhancer.servicesapi.ChainException: Enhancement Chain failed because of required Engine 'dbpediaLinking' failed with Message: Unable to process ContentItem '<urn:content-item-sha1-efb89e2aea88b897cdc8dd707df83448c7da2624>' with Enhancement Engine 'dbpediaLinking' because the engine was unable to process the content (Engine class: org.apache.stanbol.enhancer.engines.entitytagging.impl.NamedEntityTaggingEngine)(Reason: 'NamedEntityTaggingEngine' failed to process content item 'urn:content-item-sha1-efb89e2aea88b897cdc8dd707df83448c7da2624' with type 'text/plain': org.apache.stanbol.entityhub.servicesapi.site.SiteException: Unable to execute query on remote site http://dbpedia.org/sparql with entitySearcher org.apache.stanbol.entityhub.searcher.VirtuosoSearcher!)! at org.apache.stanbol.enhancer.jobmanager.event.impl.EventJobManagerImpl.enhanceContent(EventJobManagerImpl.java:151) at org.apache.stanbol.enhancer.jersey.resource.AbstractEnhancerResource.enhance(AbstractEnhancerResource.java:232) at org.apache.stanbol.enhancer.jersey.resource.AbstractEnhancerUiResource.enhanceFromForm(AbstractEnhancerUiResource.java:126) at sun.reflect.GeneratedMethodAccessor76.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60) at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:205) at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75) at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:288) at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108) at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147) at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84) at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1483) at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1414) at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1363) at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1353) at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:414) at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:537) at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:708) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.apache.felix.http.base.internal.handler.ServletHandler.doHandle(ServletHandler.java:96) at org.apache.felix.http.base.internal.handler.ServletHandler.handle(ServletHandler.java:79) at org.apache.felix.http.base.internal.dispatch.ServletPipeline.handle(ServletPipeline.java:42) at org.apache.felix.http.base.internal.dispatch.InvocationFilterChain.doFilter(InvocationFilterChain.java:49) at org.apache.felix.http.base.internal.dispatch.HttpFilterChain.doFilter(HttpFilterChain.java:33) at org.apache.felix.http.base.internal.handler.FilterHandler.handle(FilterHandler.java:78) at org.apache.felix.http.base.internal.dispatch.InvocationFilterChain.doFilter(InvocationFilterChain.java:47) at org.apache.felix.http.base.internal.dispatch.HttpFilterChain.doFilter(HttpFilterChain.java:33) at org.apache.stanbol.commons.httpqueryheaders.impl.QueryHeadersFilter.doFilter(QueryHeadersFilter.java:75) at org.apache.felix.http.base.internal.handler.FilterHandler.doHandle(FilterHandler.java:88) at org.apache.felix.http.base.internal.handler.FilterHandler.handle(FilterHandler.java:76) at org.apache.felix.http.base.internal.dispatch.InvocationFilterChain.doFilter(InvocationFilterChain.java:47) at org.apache.felix.http.base.internal.dispatch.HttpFilterChain.doFilter(HttpFilterChain.java:33) at org.apache.felix.http.base.internal.dispatch.FilterPipeline.dispatch(FilterPipeline.java:48) at org.apache.felix.http.base.internal.dispatch.Dispatcher.dispatch(Dispatcher.java:39) at org.apache.felix.http.base.internal.DispatcherServlet.service(DispatcherServlet.java:67) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:943) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:756) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) Caused by: org.apache.stanbol.enhancer.servicesapi.EngineException: 'NamedEntityTaggingEngine' failed to process content item 'urn:content-item-sha1-efb89e2aea88b897cdc8dd707df83448c7da2624' with type 'text/plain': org.apache.stanbol.entityhub.servicesapi.site.SiteException: Unable to execute query on remote site http://dbpedia.org/sparql with entitySearcher org.apache.stanbol.entityhub.searcher.VirtuosoSearcher! at org.apache.stanbol.enhancer.engines.entitytagging.impl.NamedEntityTaggingEngine.computeEnhancements(NamedEntityTaggingEngine.java:367) at org.apache.stanbol.enhancer.jobmanager.event.impl.EnhancementJobHandler.processEvent(EnhancementJobHandler.java:259) at org.apache.stanbol.enhancer.jobmanager.event.impl.EnhancementJobHandler.handleEvent(EnhancementJobHandler.java:181) at org.apache.felix.eventadmin.impl.tasks.HandlerTaskImpl.execute(HandlerTaskImpl.java:88) at org.apache.felix.eventadmin.impl.tasks.SyncDeliverTasks.execute(SyncDeliverTasks.java:221) at org.apache.felix.eventadmin.impl.tasks.AsyncDeliverTasks$TaskExecuter.run(AsyncDeliverTasks.java:110) at EDU.oswego.cs.dl.util.concurrent.PooledExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Thread.java:680) Caused by: org.apache.stanbol.entityhub.servicesapi.site.SiteException: Unable to execute query on remote site http://dbpedia.org/sparql with entitySearcher org.apache.stanbol.entityhub.searcher.VirtuosoSearcher! at org.apache.stanbol.entityhub.core.impl.ReferencedSiteImpl.findEntities(ReferencedSiteImpl.java:348) at org.apache.stanbol.enhancer.engines.entitytagging.impl.NamedEntityTaggingEngine.computeEntityRecommentations(NamedEntityTaggingEngine.java:470) at org.apache.stanbol.enhancer.engines.entitytagging.impl.NamedEntityTaggingEngine.computeEnhancements(NamedEntityTaggingEngine.java:361) ... 7 more Caused by: java.io.IOException: GET with Content: Virtuoso 37000 Error SP030: SPARQL compiler, line 12: syntax error at 'ORDER' before 'BY' SPARQL query: define sql:big-data-const 0 #output-format:application/sparql-results+json SELECT DISTINCT ?id WHERE { { {?id <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Place> . ?id <http://www.w3.org/2000/01/rdf-schema#label> ?tmp1 . ?tmp1 bif:contains '"romania"' . FILTER(((lang(?tmp1) = "en") || (lang(?tmp1) = ""))) . } } ORDER BY DESC ( <LONG::IRI_RANK> (?id) ) LIMIT 20 at org.apache.stanbol.entityhub.site.linkeddata.impl.SparqlEndpointUtils.sendSparqlRequest(SparqlEndpointUtils.java:67) at org.apache.stanbol.entityhub.site.linkeddata.impl.VirtuosoSearcher.findEntities(VirtuosoSearcher.java:96) at org.apache.stanbol.entityhub.core.impl.ReferencedSiteImpl.findEntities(ReferencedSiteImpl.java:346) ... 9 more Caused by: java.io.IOException: Server returned HTTP response code: 400 for URL: http://dbpedia.org/sparql?query=SELECT+DISTINCT+?id+%0AWHERE+%7B+%0A++%7B+%0A++++%7B?id+%3Chttp://www.w3.org/1999/02/22-rdf-syntax-ns%23type%3E+%3Chttp://dbpedia.org/ontology/Place%3E+.+%0A++++?id+%3Chttp://www.w3.org/2000/01/rdf-schema%23label%3E+?tmp1+.+%0A++++++?tmp1+bif:contains+'%22romania%22'+.+%0A++++++FILTER(((lang(?tmp1)+%3D+%22en%22)+%7C%7C+(lang(?tmp1)+%3D+%22%22)))+.+%0A%7D+%0A%7D+%0AORDER+BY+DESC+(+%3CLONG::IRI_RANK%3E+(?id)+)+%0ALIMIT+20+%0A&format=application/sparql-results%2Bjson at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1436) at org.apache.stanbol.entityhub.site.linkeddata.impl.SparqlEndpointUtils.sendSparqlRequest(SparqlEndpointUtils.java:53) ... 11 more
