I have the same problem as you. Did you solve it ? marți, 23 decembrie 2014, 20:33:23 UTC+2, Raja sankar a scris: > > Hi, > > I am trying out OrientDB. I have added some data via Java API. Version > 1.7.10 > > I am trying to query the GraphDB via gremlin using the example given in > this wiki > https://github.com/tinkerpop/gremlin/wiki/Using-Gremlin-through-Java > > Code is > > OrientGraph graph = new > OrientGraph("local:Apps/orientdb-community-1.7.10/databases/localtest","pass","pass"); > GremlinPipeline pipe = new GremlinPipeline(); > pipe.start(graph.getVertex(1)).out("C").property("A"); > pipe.next(); > > When I run this, this exception thrown > > Dec 23, 2014 11:47:43 PM com.orientechnologies.common.log.OLogManager log > INFO: [MemoryLocker.lockMemory] Memory locked successfully! > Dec 23, 2014 11:47:44 PM com.orientechnologies.common.log.OLogManager log > WARNING: Current implementation of storage does not support sbtree > collections > Exception in thread "main" java.lang.NullPointerException > at > com.tinkerpop.pipes.transform.VertexQueryPipe.processNextStart(VertexQueryPipe.java:86) > at > com.tinkerpop.pipes.transform.VertexQueryPipe.processNextStart(VertexQueryPipe.java:19) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at > com.tinkerpop.pipes.transform.PropertyPipe.processNextStart(PropertyPipe.java:29) > at com.tinkerpop.pipes.AbstractPipe.next(AbstractPipe.java:89) > at com.tinkerpop.pipes.util.Pipeline.next(Pipeline.java:115) > at OrientGremlin.main(OrientGremlin.java:31) > > What did I miss? > >
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