1
这在neo4j
版本2.3.0-M02
原因的Neo4j IndexOutOfBoundsException异常的()
发生为什么会这个代码....
Iterable<Relationship> rels = node.getRelationships(... any various args ...);
for (Relationship rel : rels) {
// Some computation
}
...导致该堆栈跟踪?
Caused by: java.lang.IndexOutOfBoundsException
at org.neo4j.io.pagecache.impl.muninn.MuninnPageCursor.setOffset(MuninnPageCursor.java:410)
at org.neo4j.kernel.impl.store.RelationshipGroupStore.getRecord(RelationshipGroupStore.java:117)
at org.neo4j.kernel.impl.store.RelationshipGroupStore.getRecord(RelationshipGroupStore.java:77)
at org.neo4j.kernel.impl.api.StoreRelationshipIterable$DenseIterator.<init>(StoreRelationshipIterable.java:214)
at org.neo4j.kernel.impl.api.StoreRelationshipIterable.iterator(StoreRelationshipIterable.java:96)
at org.neo4j.kernel.impl.api.StoreRelationshipIterable.iterator(StoreRelationshipIterable.java:76)
at org.neo4j.kernel.impl.api.store.DiskLayer.nodeListRelationships(DiskLayer.java:241)
at org.neo4j.kernel.impl.api.store.CacheLayer.nodeListRelationships(CacheLayer.java:424)
at org.neo4j.kernel.impl.api.StateHandlingStatementOperations.nodeGetRelationships(StateHandlingStatementOperations.java:925)
at org.neo4j.kernel.impl.api.StateHandlingStatementOperations.nodeGetRelationships(StateHandlingStatementOperations.java:933)
at org.neo4j.kernel.impl.api.ConstraintEnforcingEntityOperations.nodeGetRelationships(ConstraintEnforcingEntityOperations.java:426)
at org.neo4j.kernel.impl.api.OperationsFacade.nodeGetRelationships(OperationsFacade.java:361)
at org.neo4j.kernel.impl.core.NodeProxy$2.iterator(NodeProxy.java:194)
at org.neo4j.kernel.impl.core.NodeProxy$2.iterator(NodeProxy.java:186)
更新:
你可以在for循环中添加一个简单的'system.out.println(“DEBUG”);'?看看它是否至少有一次这样做。这个问题可能来自一个空的结果集 – Supamiu
它实际上并没有进入循环... – Stewart
你一定要将你的代码升级到2.3.0-M03。里程碑版本不稳定 - 可能会发生错误。因此,升级Neo4j并检查 - 可能bug已修复,并且不再有任何异常。 – FylmTM