# Cluster health Green but has various exceptions in log
**URL:** https://discuss.elastic.co/t/cluster-health-green-but-has-various-exceptions-in-log/49387
**Category:** Elasticsearch
**Created:** [May 6, 2016, 9:07am UTC](https://discuss.elastic.co/t/cluster-health-green-but-has-various-exceptions-in-log/49387 "2016-05-06T09:07:30Z")
**Posts on this page:** 4
**Page:** 1
### Author:  [@macymin](https://discuss.elastic.co/u/macymin)
#### Post date: [May 6, 2016, 9:07am UTC](https://discuss.elastic.co/t/cluster-health-green-but-has-various-exceptions-in-log/49387/1 "2016-05-06T09:07:30Z")
hi I've done a cluster expansion from 2 nodes to 3 nodes. the expansion overall is successful as the health is green but I see many exceptions in the elasticsearch log file. Do I need to fix the exception or can just leave it?
exception on one of the worker node:
[2016-05-06 16:59:22,015][DEBUG][action.bulk] [fslelkprod01] failed to execute [BulkShardRequest to [germbinary-2016.05.06] containing [57] requests] on [[germbinary-2016.05.06][0]]
[germbinary-2016.05.06][[germbinary-2016.05.06][0]] IllegalIndexShardStateException[CurrentState[POST\_RECOVERY] operation only allowed when started/recovering, origin [PRIMARY]]
at org.elasticsearch.index.shard.IndexShard.ensureWriteAllowed(IndexShard.java:1068)
at org.elasticsearch.index.shard.IndexShard.create(IndexShard.java:538)
at org.elasticsearch.index.engine.Engine$Create.execute(Engine.java:810)
at org.elasticsearch.action.index.TransportIndexAction.executeIndexRequestOnPrimary(TransportIndexAction.java:237)
at org.elasticsearch.action.bulk.TransportShardBulkAction.shardIndexOperation(TransportShardBulkAction.java:326)
at org.elasticsearch.action.bulk.TransportShardBulkAction.shardOperationOnPrimary(TransportShardBulkAction.java:119)
at org.elasticsearch.action.bulk.TransportShardBulkAction.shardOperationOnPrimary(TransportShardBulkAction.java:68)
at org.elasticsearch.action.support.replication.TransportReplicationAction$PrimaryPhase.doRun(TransportReplicationAction.java:639)
at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37)
at org.elasticsearch.action.support.replication.TransportReplicationAction$PrimaryOperationTransportHandler.messageReceived(TransportReplicationAction.java:279)
at org.elasticsearch.action.support.replication.TransportReplicationAction$PrimaryOperationTransportHandler.messageReceived(TransportReplicationAction.java:271)
at org.elasticsearch.transport.RequestHandlerRegistry.processMessageReceived(RequestHandlerRegistry.java:75)
at org.elasticsearch.transport.TransportService$4.doRun(TransportService.java:376)
at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
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### Author:  [@warkolm](https://discuss.elastic.co/u/warkolm)
#### Post date: [May 6, 2016, 9:57am UTC](https://discuss.elastic.co/t/cluster-health-green-but-has-various-exceptions-in-log/49387/2 "2016-05-06T09:57:55Z")
What version are you on?
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### Author:  [@macymin](https://discuss.elastic.co/u/macymin)
#### Post date: [May 6, 2016, 10:32am UTC](https://discuss.elastic.co/t/cluster-health-green-but-has-various-exceptions-in-log/49387/3 "2016-05-06T10:32:41Z")
hi I am on latest version 2.3.2
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 5, 2017, 10:53pm UTC](https://discuss.elastic.co/t/cluster-health-green-but-has-various-exceptions-in-log/49387/4 "2017-07-05T22:53:22Z")