I've been working on an interface. The views I was getting for classes and instances were 'wrong' (links weren't showing up as links, properties weren't being shown, etc.), but they were showing up. I made a change to the models I am importing, and now neither classes nor instances are rendered (either in TBC or in the browser) and I am getting errors such as the one attached (others are timeouts but I suspect the same problems).I am also getting 'failure to import' warnings for some models which I am not sure are related: http://www.linkedmodel.org/1.1/owl/schema/core, http://spinrdf.org/spin.ui, http://uispin.org/swon, and http://evn.topbraidlive.org/ui.
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java.io.IOException: Failed to execute SWP engine at org.topbraid.spin.swp.engine.XMLEngine.run(XMLEngine.java:100) at org.topbraid.spin.swp.servlet.SWPServletUtil.runUncached(SWPServletUtil.java:605) at org.topbraid.spin.swp.servlet.SWPServletUtil.run(SWPServletUtil.java:425) at org.topbraidlive.swp.servlet.SWPServlet.run(SWPServlet.java:162) at org.topbraidlive.swp.servlet.SWPServlet.run(SWPServlet.java:140) at org.topbraidlive.swp.servlet.SWPServlet.run(SWPServlet.java:123) at org.topbraidlive.swp.servlet.SWPServlet.doGet(SWPServlet.java:62) at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) at org.topbraid.eclipsex.servlet.TBHttpServlet.service(TBHttpServlet.java:115) at org.eclipse.equinox.http.registry.internal.ServletManager$ServletWrapper.service(ServletManager.java:180) at org.eclipse.equinox.http.servlet.internal.ServletRegistration.service(ServletRegistration.java:61) at org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:126) at org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:60) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.eclipse.equinox.http.jetty.internal.HttpServerManager$InternalHttpServiceServlet.service(HttpServerManager.java:317) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:401) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) 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$RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:586) Caused by: java.lang.IllegalArgumentException: Failed to construct SWP argument http://uispin.org/ui#resultSet at template <ui:forEach ui:resultSet="{# SELECT ?predicate WHERE { ( ?predicateSet 0 ) spr:colCells ?predicate . } }"> <lmdoc:ObjectPathWidget tui:predicate="{= ?predicate }" tui:subject="{= ?subject }"/> </ui:forEach> in query SELECT ?predicate WHERE { _:b0 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> ?predicateSet . _:b0 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> _:b1 . _:b1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> 0 . _:b1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> . _:b0 <http://spinrdf.org/spr#colCells> ?predicate } at org.topbraid.spin.swp.engine.SWPEngine.evaluateQueryArguments(SWPEngine.java:841) at org.topbraid.spin.swp.engine.SWPEngine.evaluateArguments(SWPEngine.java:732) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:500) at org.topbraid.spin.swp.engine.SWPEngine.createNodesFromPrototype(SWPEngine.java:601) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:525) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:489) at org.topbraid.spin.swp.engine.SWPEngine.addChildNodes(SWPEngine.java:289) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:546) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:489) at org.topbraid.spin.swp.engine.SWPEngine.addChildNodes(SWPEngine.java:289) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:546) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:489) at org.topbraid.spin.swp.engine.SWPEngine.addChildNodes(SWPEngine.java:306) at org.topbraid.spin.swp.engine.SWPEngine.createNodesFromPrototype(SWPEngine.java:609) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:525) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:489) at org.topbraid.spin.swp.engine.SWPEngine.addChildNodes(SWPEngine.java:289) at org.topbraid.spin.swp.engine.control.internal.GroupControlElement.run(GroupControlElement.java:20) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:530) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:489) at org.topbraid.spin.swp.engine.SWPEngine.addChildNodes(SWPEngine.java:289) at org.topbraid.spin.swp.engine.control.internal.SetContextControlElement.run(SetContextControlElement.java:81) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:530) at org.topbraid.spin.swp.engine.SWPEngine.createNodesFromPrototype(SWPEngine.java:601) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:525) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:489) at org.topbraid.spin.swp.engine.SWPEngine.addChildNodes(SWPEngine.java:289) at org.topbraid.spin.swp.engine.control.internal.GroupControlElement.run(GroupControlElement.java:20) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:530) at org.topbraid.spin.swp.engine.SWPEngine.createNodes(SWPEngine.java:489) at org.topbraid.spin.swp.engine.SWPEngine.run(SWPEngine.java:1093) at org.topbraid.spin.swp.engine.XMLEngine.run(XMLEngine.java:97) ... 27 more Caused by: com.hp.hpl.jena.sparql.ARQInternalErrorException at com.hp.hpl.jena.sparql.expr.E_Function.eval(E_Function.java:80) at com.hp.hpl.jena.sparql.expr.ExprFunctionN.eval(ExprFunctionN.java:115) at com.hp.hpl.jena.sparql.expr.ExprFunctionN.eval(ExprFunctionN.java:112) at com.hp.hpl.jena.sparql.expr.ExprNode.eval(ExprNode.java:77) at com.hp.hpl.jena.sparql.expr.ExprFunction2.eval(ExprFunction2.java:77) at com.hp.hpl.jena.sparql.core.VarExprList.get(VarExprList.java:82) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterAssign.accept(QueryIterAssign.java:68) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterProcessBinding.hasNextBinding(QueryIterProcessBinding.java:64) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterRepeatApply.makeNextStage(QueryIterRepeatApply.java:106) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterRepeatApply.hasNextBinding(QueryIterRepeatApply.java:65) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterProcedure.hasNextBinding(QueryIterProcedure.java:74) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterConvert.hasNextBinding(QueryIterConvert.java:59) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorWrapper.hasNextBinding(QueryIteratorWrapper.java:40) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorWrapper.hasNextBinding(QueryIteratorWrapper.java:40) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.ResultSetStream.hasNext(ResultSetStream.java:72) at org.topbraid.spin.arq.PFunctionQueryIterator.hasNextBinding(PFunctionQueryIterator.java:57) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterRepeatApply.hasNextBinding(QueryIterRepeatApply.java:79) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterProcedure.hasNextBinding(QueryIterProcedure.java:74) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterProcessBinding.hasNextBinding(QueryIterProcessBinding.java:60) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterConvert.hasNextBinding(QueryIterConvert.java:59) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorWrapper.hasNextBinding(QueryIteratorWrapper.java:40) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorWrapper.hasNextBinding(QueryIteratorWrapper.java:40) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.ResultSetStream.hasNext(ResultSetStream.java:72) at org.topbraid.spin.arq.PFunctionQueryIterator.hasNextBinding(PFunctionQueryIterator.java:57) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterRepeatApply.hasNextBinding(QueryIterRepeatApply.java:79) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterProcedure.hasNextBinding(QueryIterProcedure.java:74) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIterConvert.hasNextBinding(QueryIterConvert.java:59) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorWrapper.hasNextBinding(QueryIteratorWrapper.java:40) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorWrapper.hasNextBinding(QueryIteratorWrapper.java:40) at com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108) at com.hp.hpl.jena.sparql.engine.ResultSetStream.hasNext(ResultSetStream.java:72) at org.topbraid.spin.swp.internal.sprn.SPRNTable.<init>(SPRNTable.java:27) at org.topbraid.spin.swp.internal.sprn.SPRNTables.register(SPRNTables.java:94) at org.topbraid.spin.swp.engine.SWPEngine.addSPRTable(SWPEngine.java:396) at org.topbraid.spin.swp.engine.SWPEngine.evaluateQueryArguments(SWPEngine.java:810) ... 58 more