# Unable to start ES after upgrade to version 5.0 under Debian OS

**URL:** <https://discuss.elastic.co/t/unable-to-start-es-after-upgrade-to-version-5-0-under-debian-os/64131>\
**Category:** Elasticsearch\
**Created:** [October 27, 2016, 10:33am UTC](https://discuss.elastic.co/t/unable-to-start-es-after-upgrade-to-version-5-0-under-debian-os/64131 "2016-10-27T10:33:20Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Tal\_Bar\_Or](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/tal_bar_or/32/5127_2.png) [@Tal\_Bar\_Or](https://discuss.elastic.co/u/Tal_Bar_Or)\
**Post date:** [October 27, 2016, 10:33am UTC](https://discuss.elastic.co/t/unable-to-start-es-after-upgrade-to-version-5-0-under-debian-os/64131/1 "2016-10-27T10:33:20Z")

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Hi All,  
I just upgraded to version 5, when i am trying to start ES i don't have any indication but when i trying to get status i get following below error , in addition under "/var/log/elasticsearch" , i don't have any log  
Any idea ?  
please advise  
Thanks  
\> ● elasticsearch.service - Elasticsearch

> ```
> Loaded: loaded (/usr/lib/systemd/system/elasticsearch.service; disabled)
> Active: failed (Result: exit-code) since Thu 2016-10-27 13:24:47 IDT; 2s ago
> Docs: http://www.elastic.co
> Process: 33686 ExecStart=/usr/share/elasticsearch/bin/elasticsearch -p ${PID_DIR}/elasticsearch.pid --quiet -Edefault.path.logs=${L OG_DIR} -Edefault.path.data=${DATA_DIR} -Edefault.path.conf=${CONF_DIR} (code=exited, status=1/FAILURE)
> Process: 33683 ExecStartPre=/usr/share/elasticsearch/bin/elasticsearch-systemd-pre-exec (code=exited, status=0/SUCCESS)
> Main PID: 33686 (code=exited, status=1/FAILURE)
> 
> ```

> ```
> Oct 27 13:24:47 dlt-srv-siem01 elasticsearch[33686]: at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
> Oct 27 13:24:47 dlt-srv-siem01 elasticsearch[33686]: at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
> Oct 27 13:24:47 dlt-srv-siem01 elasticsearch[33686]: at java.security.AccessController.doPrivileged(Native Method)
> Oct 27 13:24:47 dlt-srv-siem01 elasticsearch[33686]: at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
> Oct 27 13:24:47 dlt-srv-siem01 elasticsearch[33686]: at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
> Oct 27 13:24:47 dlt-srv-siem01 elasticsearch[33686]: at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
> Oct 27 13:24:47 dlt-srv-siem01 elasticsearch[33686]: at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
> Oct 27 13:24:47 dlt-srv-siem01 elasticsearch[33686]: at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)
> Oct 27 13:24:47 dlt-srv-siem01 systemd[1]: elasticsearch.service: main process exited, code=exited, status=1/FAILURE
> Oct 27 13:24:47 dlt-srv-siem01 systemd[1]: Unit elasticsearch.service entered failed state.
> 
> ```

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**Author:** ![xavierfacq](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/xavierfacq/32/8744_2.png) [@xavierfacq](https://discuss.elastic.co/u/xavierfacq)\
**Post date:** [October 27, 2016, 10:45am UTC](https://discuss.elastic.co/t/unable-to-start-es-after-upgrade-to-version-5-0-under-debian-os/64131/2 "2016-10-27T10:45:36Z")

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Hi,

Do you have more errors in /var/log/syslog ?

tail -200 /var/log/syslog

bye,  
Xavier

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**Author:** ![Tal\_Bar\_Or](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/tal_bar_or/32/5127_2.png) [@Tal\_Bar\_Or](https://discuss.elastic.co/u/Tal_Bar_Or)\
**Post date:** [October 30, 2016, 11:30am UTC](https://discuss.elastic.co/t/unable-to-start-es-after-upgrade-to-version-5-0-under-debian-os/64131/3 "2016-10-30T11:30:15Z")

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issue solved just updated Java version  
Thanks

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 5, 2017, 10:08pm UTC](https://discuss.elastic.co/t/unable-to-start-es-after-upgrade-to-version-5-0-under-debian-os/64131/4 "2017-07-05T22:08:32Z")

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