Any advice for this issue? On Thursday, January 29, 2015 at 11:38:22 AM UTC+2, Elad wrote: > > Hi, > I got the same error on orientdb 2.0.1 with rexster 2.6.0, it happend > when I run 2 processes one inserts and the other retrieves. > > [ERROR] GremlinExtension - Gremlin Extension: Error on retrieving record > #9:298880 (cluster: v) > com.orientechnologies.orient.core.exception.ODatabaseException: Error on > retrieving record #9:298880 (cluster: v) > at > com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx.executeReadRecord(ODatabaseDocumentTx.java:1602) > at > com.orientechnologies.orient.core.tx.OTransactionOptimistic.loadRecord(OTransactionOptimistic.java:226) > at > com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx.load(ODatabaseDocumentTx.java:1421) > at > com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx.load(ODatabaseDocumentTx.java:117) > at > com.orientechnologies.orient.core.id.ORecordId.getRecord(ORecordId.java:313) > at > com.tinkerpop.blueprints.impls.orient.OrientEdgeIterator.createWrapper(OrientEdgeIterator.java:61) > at > com.tinkerpop.blueprints.impls.orient.OrientEdgeIterator.createWrapper(OrientEdgeIterator.java:39) > at > com.orientechnologies.orient.core.iterator.OLazyWrapperIterator.hasNext(OLazyWrapperIterator.java:79) > at > com.orientechnologies.common.collection.OMultiCollectionIterator.hasNext(OMultiCollectionIterator.java:78) > at > com.tinkerpop.blueprints.util.DefaultVertexQuery$DefaultVertexQueryIterable$1.loadNext(DefaultVertexQuery.java:163) > at > com.tinkerpop.blueprints.util.DefaultVertexQuery$DefaultVertexQueryIterable$1.hasNext(DefaultVertexQuery.java:123) > at > com.tinkerpop.pipes.transform.VertexQueryPipe.processNextStart(VertexQueryPipe.java:79) > at > com.tinkerpop.pipes.transform.VertexQueryPipe.processNextStart(VertexQueryPipe.java:19) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at > com.tinkerpop.pipes.transform.VertexQueryPipe.processNextStart(VertexQueryPipe.java:85) > at > com.tinkerpop.pipes.transform.VertexQueryPipe.processNextStart(VertexQueryPipe.java:19) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at > com.tinkerpop.pipes.transform.VertexQueryPipe.processNextStart(VertexQueryPipe.java:85) > at > com.tinkerpop.pipes.transform.VertexQueryPipe.processNextStart(VertexQueryPipe.java:19) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at > com.tinkerpop.pipes.filter.CollectionFilterPipe.processNextStart(CollectionFilterPipe.java:35) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at > com.tinkerpop.pipes.filter.CollectionFilterPipe.processNextStart(CollectionFilterPipe.java:35) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at > com.tinkerpop.pipes.filter.DuplicateFilterPipe.processNextStart(DuplicateFilterPipe.java:34) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at com.tinkerpop.pipes.util.AsPipe.processNextStart(AsPipe.java:42) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at > com.tinkerpop.pipes.transform.SelectPipe.processNextStart(SelectPipe.java:54) > at > com.tinkerpop.pipes.transform.SelectPipe.processNextStart(SelectPipe.java:21) > at com.tinkerpop.pipes.AbstractPipe.hasNext(AbstractPipe.java:98) > at com.tinkerpop.pipes.util.Pipeline.hasNext(Pipeline.java:105) > at > com.tinkerpop.rexster.gremlin.converter.JSONResultConverter.convert(JSONResultConverter.java:65) > at > com.tinkerpop.rexster.gremlin.converter.JSONResultConverter.convert(JSONResultConverter.java:40) > at > com.tinkerpop.rexster.gremlin.converter.JSONResultConverter.prepareOutput(JSONResultConverter.java:128) > at > com.tinkerpop.rexster.gremlin.converter.JSONResultConverter.convert(JSONResultConverter.java:67) > at > com.tinkerpop.rexster.gremlin.GremlinExtension.tryExecuteGremlinScript(GremlinExtension.java:278) > at > com.tinkerpop.rexster.gremlin.GremlinExtension.evaluatePostOnGraph(GremlinExtension.java:193) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > com.tinkerpop.rexster.AbstractSubResource.invokeExtension(AbstractSubResource.java:322) > at > com.tinkerpop.rexster.AbstractSubResource.invokeExtension(AbstractSubResource.java:229) > at > com.tinkerpop.rexster.GraphResource.executeGraphExtension(GraphResource.java:281) > at > com.tinkerpop.rexster.GraphResource.postGraphExtension(GraphResource.java:201) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > 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.codahale.metrics.jersey.InstrumentedResourceMethodDispatchProvider$TimedRequestDispatcher.dispatch(InstrumentedResourceMethodDispatchProvider.java:30) > at > com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:302) > at > com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147) > 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:1511) > at > com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1442) > at > com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1391) > at > com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1381) > at > com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:416) > at > com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:538) > at > com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:716) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:770) > at > org.glassfish.grizzly.servlet.FilterChainImpl.doFilter(FilterChainImpl.java:147) > at > org.glassfish.grizzly.servlet.FilterChainImpl.invokeFilterChain(FilterChainImpl.java:106) > at > org.glassfish.grizzly.servlet.ServletHandler.doServletService(ServletHandler.java:252) > at > org.glassfish.grizzly.servlet.ServletHandler.service(ServletHandler.java:188) > at > org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:164) > at > org.glassfish.grizzly.http.server.HttpHandlerChain.service(HttpHandlerChain.java:196) > at > org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:164) > at > org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:175) > at > org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119) > at > org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:265) > at > org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:200) > at > org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:134) > at > org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:112) > at > org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:78) > at > org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:815) > at > org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112) > at > org.glassfish.grizzly.strategies.LeaderFollowerNIOStrategy.executeIoEvent(LeaderFollowerNIOStrategy.java:102) > at > org.glassfish.grizzly.strategies.AbstractIOStrategy.executeIoEvent(AbstractIOStrategy.java:88) > at > org.glassfish.grizzly.nio.SelectorRunner.iterateKeyEvents(SelectorRunner.java:398) > at > org.glassfish.grizzly.nio.SelectorRunner.iterateKeys(SelectorRunner.java:368) > at > org.glassfish.grizzly.nio.SelectorRunner.doSelect(SelectorRunner.java:334) > at org.glassfish.grizzly.nio.SelectorRunner.run(SelectorRunner.java:264) > at > org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:567) > at > org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:547) > at java.lang.Thread.run(Thread.java:745) > Caused by: com.orientechnologies.common.concur.lock.OLockException: Cannot > unlock a never acquired lock > at > com.orientechnologies.orient.core.tx.OTransactionAbstract.unlockRecord(OTransactionAbstract.java:137) > at > com.orientechnologies.orient.core.id.ORecordId.unlock(ORecordId.java:287) > at > com.orientechnologies.orient.core.storage.impl.local.OAbstractPaginatedStorage.unlockRecord(OAbstractPaginatedStorage.java:1761) > at > com.orientechnologies.orient.core.storage.impl.local.OAbstractPaginatedStorage.readRecord(OAbstractPaginatedStorage.java:1429) > at > com.orientechnologies.orient.core.storage.impl.local.OAbstractPaginatedStorage.readRecord(OAbstractPaginatedStorage.java:694) > at > com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx.executeReadRecord(ODatabaseDocumentTx.java:1569) > ... 91 more > > Thanks, > Elad > > > > On Friday, January 16, 2015 at 12:57:51 AM UTC+2, Jing Chen wrote: >> >> Hi, >> >> We are getting a ODatabaseException from our application, and I see this >> "Cannot unlock a never acquired lock" error message in the stack trace. >> What does this error mean? How can we avoid it? We are using 1.7.10 under >> CentOS. >> >> com.orientechnologies.orient.core.exception.ODatabaseException: Error on >> retrieving record #18:27 (cluster: user) >> at >> com.orientechnologies.orient.core.db.raw.ODatabaseRaw.read(ODatabaseRaw.java:257) >> at >> com.orientechnologies.orient.core.db.record.ODatabaseRecordAbstract.executeReadRecord(ODatabaseRecordAbstract.java:1005) >> at >> com.orientechnologies.orient.core.tx.OTransactionNoTx.loadRecord(OTransactionNoTx.java:70) >> at >> com.orientechnologies.orient.core.db.record.ODatabaseRecordTx.load(ODatabaseRecordTx.java:251) >> at >> com.orientechnologies.orient.core.db.record.ODatabaseRecordTx.load(ODatabaseRecordTx.java:40) >> at >> com.orientechnologies.orient.core.id.ORecordId.getRecord(ORecordId.java:298) >> at >> org.ndexbio.common.models.dao.orientdb.OrientdbDAO.getRecordById(OrientdbDAO.java:71) >> at >> org.ndexbio.common.models.dao.orientdb.UserDAO.getPendingRequest(UserDAO.java:962) >> at >> org.ndexbio.rest.services.UserService.getPendingRequests(UserService.java:531) >> at sun.reflect.GeneratedMethodAccessor86.invoke(Unknown Source) >> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) >> at java.lang.reflect.Method.invoke(Unknown Source) >> at >> org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:137) >> at >> org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:296) >> at >> org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:250) >> at >> org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:237) >> at >> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:356) >> at >> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:179) >> at >> org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:220) >> at >> org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:56) >> at >> org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:51) >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) >> at >> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) >> at >> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) >> at >> org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) >> at >> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) >> at >> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) >> at >> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220) >> at >> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122) >> at >> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501) >> at >> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) >> at >> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) >> at >> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950) >> at >> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) >> at >> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) >> at >> org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070) >> at >> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611) >> at >> org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316) >> at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) >> at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) >> at >> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) >> at java.lang.Thread.run(Unknown Source) >> Caused by: com.orientechnologies.common.concur.lock.OLockException: >> Cannot unlock a never acquired lock >> at >> com.orientechnologies.orient.core.tx.OTransactionAbstract.unlockRecord(OTransactionAbstract.java:119) >> at >> com.orientechnologies.orient.core.id.ORecordId.unlock(ORecordId.java:272) >> at >> com.orientechnologies.orient.core.storage.impl.local.paginated.OLocalPaginatedStorage.readRecord(OLocalPaginatedStorage.java:1498) >> at >> com.orientechnologies.orient.core.storage.impl.local.paginated.OLocalPaginatedStorage.readRecord(OLocalPaginatedStorage.java:754) >> at >> com.orientechnologies.orient.core.db.raw.ODatabaseRaw.read(ODatabaseRaw.java:250) >> ... 41 more >> >> Thanks, >> Jing >> >> >>
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