ElasticSearch error

Class
org.elasticsearch.index.engine.EngineClosedException
Message
[test][1] CurrentState[CLOSED]

    Line | Method
->>  289 | ensureOpen              in org.elasticsearch.index.engine.Engine
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|    369 | index                   in org.elasticsearch.index.engine.InternalEngine
|    511 | index . . . . . . . . . in org.elasticsearch.index.shard.IndexShard
|    196 | shardOperationOnPrimary in org.elasticsearch.action.index.TransportIndexAction
|    574 | performOnPrimary . . .  in org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction$PrimaryPhase
|    440 | doRun                   in org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction$PrimaryPhase$1
|     36 | run . . . . . . . . . . in org.elasticsearch.common.util.concurrent.AbstractRunnable
|   1145 | runWorker               in java.util.concurrent.ThreadPoolExecutor
|    615 | run . . . . . . . . . . in java.util.concurrent.ThreadPoolExecutor$Worker
^    745 | run                     in java.lang.Thread