# VM warning occared when elasticsearch start

**URL:** <https://discuss.elastic.co/t/vm-warning-occared-when-elasticsearch-start/184091>\
**Category:** Elasticsearch\
**Created:** [June 4, 2019, 5:33am UTC](https://discuss.elastic.co/t/vm-warning-occared-when-elasticsearch-start/184091 "2019-06-04T05:33:58Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![riverstack\_ma](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/riverstack_ma/32/47409_2.png) [@riverstack\_ma](https://discuss.elastic.co/u/riverstack_ma)\
**Post date:** [June 4, 2019, 5:33am UTC](https://discuss.elastic.co/t/vm-warning-occared-when-elasticsearch-start/184091/1 "2019-06-04T05:33:59Z")

</div>

I try to make ELK. but elasticsearch is not work. (of course, i can`t ^^; )

it is using s/w version. and H/W is vm (citrix)

OS : Windows Server 2012 R2  
elasticsearch : 7.0.0  
jvm : 1.8.0\_211

when start elasticsearch, orred error like this.

"""  
OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in ve  
rsion 9.0 and will likely be removed in a future release.

"""

i don`t know, what to do. Please let me know the solution.

PS. detail

C:\C\elasticsearch-7.0.0\_old\bin\>elasticsearch.bat  
OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in ve  
rsion 9.0 and will likely be removed in a future release.  
Exception in thread "main" org.elasticsearch.bootstrap.BootstrapException: org.a  
pache.lucene.index.IndexFormatTooNewException: Format version is not supported (  
resource BufferedChecksumIndexInput(SimpleFSIndexInput(path="C:\ProgramData\Elas  
tic\Elasticsearch\config\elasticsearch.keystore"))): 4 (needs to be between 1 an  
d 3)  
Likely root cause: org.apache.lucene.index.IndexFormatTooNewException: Format ve  
rsion is not supported (resource BufferedChecksumIndexInput(SimpleFSIndexInput(p  
ath="C:\ProgramData\Elastic\Elasticsearch\config\elasticsearch.keystore"))): 4 (  
needs to be between 1 and 3)  
at org.apache.lucene.codecs.CodecUtil.checkHeaderNoMagic(CodecUtil.java:  
216)  
at org.apache.lucene.codecs.CodecUtil.checkHeader(CodecUtil.java:198)  
at org.elasticsearch.common.settings.KeyStoreWrapper.load(KeyStoreWrappe  
r.java:217)  
at org.elasticsearch.bootstrap.Bootstrap.loadSecureSettings(Bootstrap.ja  
va:224)  
at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:289)  
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:159  
)  
at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:  
150)  
at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwar  
eCommand.java:86)  
at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:1  
24)  
at org.elasticsearch.cli.Command.main(Command.java:90)  
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:115  
)  
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:92)

Refer to the log for complete error details.

C:\C\elasticsearch-7.0.0\_old\bin\>

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 2, 2019, 5:34am UTC](https://discuss.elastic.co/t/vm-warning-occared-when-elasticsearch-start/184091/2 "2019-07-02T05:34:00Z")

</div>

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