org.eclipse.rdf4j.query.QueryEvaluationException: : SPARQL execute failed:[SELECT ?s FROM <http://demo.openlinksw.com/demo#this> WHERE {?s ?p ?o} LIMIT 1] Exception:virtuoso.jdbc4.VirtuosoException: SQ074: Line 3: SP030: SPARQL compiler, line 3: syntax error at '`' before 'iri'

GitHub | sdmonroe | 2 months ago
  1. 0

    Virtuoso RDF4J Provider Test Failing

    GitHub | 2 months ago | sdmonroe
    org.eclipse.rdf4j.query.QueryEvaluationException: : SPARQL execute failed:[SELECT ?s FROM <http://demo.openlinksw.com/demo#this> WHERE {?s ?p ?o} LIMIT 1] Exception:virtuoso.jdbc4.VirtuosoException: SQ074: Line 3: SP030: SPARQL compiler, line 3: syntax error at '`' before 'iri'

    Root Cause Analysis

    1. org.eclipse.rdf4j.query.QueryEvaluationException

      : SPARQL execute failed:[SELECT ?s FROM <http://demo.openlinksw.com/demo#this> WHERE {?s ?p ?o} LIMIT 1] Exception:virtuoso.jdbc4.VirtuosoException: SQ074: Line 3: SP030: SPARQL compiler, line 3: syntax error at '`' before 'iri'

      at com.openlink.virtuoso.rdf4j.driver.VirtuosoRepositoryConnection.executeSPARQLForTupleResult()
    2. com.openlink.virtuoso
      VirtuosoRepositoryConnection$1.evaluate
      1. com.openlink.virtuoso.rdf4j.driver.VirtuosoRepositoryConnection.executeSPARQLForTupleResult(VirtuosoRepositoryConnection.java:1595)
      2. com.openlink.virtuoso.rdf4j.driver.VirtuosoRepositoryConnection$1.evaluate(VirtuosoRepositoryConnection.java:350)
      2 frames
    3. ai.vacuity.rudi
      VirtuosoTest.main
      1. ai.vacuity.rudi.adaptors.test.VirtuosoTest.doTupleQuery(VirtuosoTest.java:566)
      2. ai.vacuity.rudi.adaptors.test.VirtuosoTest.main(VirtuosoTest.java:214)
      2 frames