Not able save node in neo4j and two nodes showing same node id

Question

I am getting below mention error while saving a user in neo4j. neo4j - 2.1.5 SDN - 3.2.2

and also multiple nodes are showing same node id.

org.springframework.dao.InvalidDataAccessResourceUsageException: Error executing statement match (n) where id(n)={nodeId} set n:`User`:`_User`; nested exception is org.springframework.dao.InvalidDataAccessResourceUsageException: Error executing statement match (n) where id(n)={nodeId} set n:`User`:`_User`; nested exception is java.lang.IllegalStateException: Node 3 has been deleted
    at org.springframework.data.neo4j.support.query.CypherQueryEngineImpl.query(CypherQueryEngineImpl.java:61) ~[spring-data-neo4j-3.2.2.RELEASE.jar:na]
    at org.springframework.data.neo4j.support.typerepresentation.LabelBasedStrategyCypherHelper.setLabelsOnNode(LabelBasedStrategyCypherHelper.java:51) ~[spring-data-neo4j-3.2.2.RELEASE.jar:na]