HTTP Status 500 - ERROR: current transaction is aborted, commands ignored until end of transaction block: SELECT "deviceview"."device_type", "devicetype"."doi_label" FROM "devicetype", "deviceview" WHERE ("devicetype"."id" = "deviceview"."device_type" AND "deviceview"."device_type" IS NOT NULL) ORDER BY "deviceview"."device_type" (E0)


type Exception report

message ERROR: current transaction is aborted, commands ignored until end of transaction block: SELECT "deviceview"."device_type", "devicetype"."doi_label" FROM "devicetype", "deviceview" WHERE ("devicetype"."id" = "deviceview"."device_type" AND "deviceview"."device_type" IS NOT NULL) ORDER BY "deviceview"."device_type" (E0)

description The server encountered an internal error that prevented it from fulfilling this request.

exception

de.fuberlin.wiwiss.d2rq.D2RQException: ERROR: current transaction is aborted, commands ignored until end of transaction block: SELECT "deviceview"."device_type", "devicetype"."doi_label" FROM "devicetype", "deviceview" WHERE ("devicetype"."id" = "deviceview"."device_type" AND "deviceview"."device_type" IS NOT NULL) ORDER BY "deviceview"."device_type" (E0)
	de.fuberlin.wiwiss.d2rq.sql.SQLIterator.ensureQueryExecuted(SQLIterator.java:165)
	de.fuberlin.wiwiss.d2rq.sql.SQLIterator.hasNext(SQLIterator.java:54)
	de.fuberlin.wiwiss.d2rq.engine.QueryIterTableSQL.hasNextBinding(QueryIterTableSQL.java:90)
	com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108)
	com.hp.hpl.jena.sparql.engine.iterator.QueryIterConcat.hasNextBinding(QueryIterConcat.java:83)
	com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:108)
	de.fuberlin.wiwiss.d2rq.find.TripleQueryIter.hasNext(TripleQueryIter.java:31)
	com.hp.hpl.jena.util.IteratorCollection.iteratorToList(IteratorCollection.java:64)
	com.hp.hpl.jena.graph.impl.SimpleBulkUpdateHandler.addIterator(SimpleBulkUpdateHandler.java:72)
	com.hp.hpl.jena.graph.impl.SimpleBulkUpdateHandler.add(SimpleBulkUpdateHandler.java:68)
	de.fuberlin.wiwiss.d2rq.ClassMapLister.classMapInventory(ClassMapLister.java:112)
	de.fuberlin.wiwiss.d2rq.server.DirectoryServlet.doGet(DirectoryServlet.java:33)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:624)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.82 logs.


Apache Tomcat/7.0.82