# Not able to start logstash after applying xpack 6.3

**URL:** <https://discuss.elastic.co/t/not-able-to-start-logstash-after-applying-xpack-6-3/127158>\
**Category:** Logstash\
**Created:** [April 7, 2018, 9:07am UTC](https://discuss.elastic.co/t/not-able-to-start-logstash-after-applying-xpack-6-3/127158 "2018-04-07T09:07:38Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![rg912](https://avatars.discourse-cdn.com/v4/letter/r/a4c791/32.png) [@rg912](https://discuss.elastic.co/u/rg912)\
**Post date:** [April 7, 2018, 9:07am UTC](https://discuss.elastic.co/t/not-able-to-start-logstash-after-applying-xpack-6-3/127158/1 "2018-04-07T09:07:39Z")

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Hello All

am trying to install logstash but couldnt, after applying xpack 6.3  
its failing with below error.  
have already verified permission on /usr/share/logstash/data/ and it looks good.

any one faced below issue ?

[2018-04-07T19:03:35,821][INFO][logstash.modules.scaffold] Initializing module {:module\_name=\>"fb\_apache", :directory=\>"/oracle/app/software/logstash-6.2.3/modules/fb\_apache/configuration"}  
[2018-04-07T19:03:35,851][INFO][logstash.modules.scaffold] Initializing module {:module\_name=\>"netflow", :directory=\>"/oracle/app/software/logstash-6.2.3/modules/netflow/configuration"}  
[2018-04-07T19:03:37,383][INFO][logstash.modules.scaffold] Initializing module {:module\_name=\>"arcsight", :directory=\>"/oracle/app/software/logstash-6.2.3/vendor/bundle/jruby/2.3.0/gems/x-pack-6.2.3-java/modules/arcsight/configuration"}  
[2018-04-07T19:03:37,518][FATAL][logstash.runner] An unexpected error occurred! {:error=\>#\<ArgumentError: Setting "" hasn't been registered\>, :backtrace=\>["/oracle/app/software/logstash-6.2.3/logstash-core/lib/logstash/settings.rb:37:in `get_setting'", "/oracle/app/software/logstash-6.2.3/logstash-core/lib/logstash/settings.rb:70:in`set\_value'", "/oracle/app/software/logstash-6.2.3/logstash-core/lib/logstash/settings.rb:89:in `block in merge'", "org/jruby/RubyHash.java:1343:in`each'", "/oracle/app/software/logstash-6.2.3/logstash-core/lib/logstash/settings.rb:89:in `merge'", "/oracle/app/software/logstash-6.2.3/logstash-core/lib/logstash/settings.rb:138:in`validate\_all'", "/oracle/app/software/logstash-6.2.3/logstash-core/lib/logstash/runner.rb:264:in `execute'", "/oracle/app/software/logstash-6.2.3/vendor/bundle/jruby/2.3.0/gems/clamp-0.6.5/lib/clamp/command.rb:67:in`run'", "/oracle/app/software/logstash-6.2.3/logstash-core/lib/logstash/runner.rb:219:in `run'", "/oracle/app/software/logstash-6.2.3/vendor/bundle/jruby/2.3.0/gems/clamp-0.6.5/lib/clamp/command.rb:132:in`run'", "/oracle/app/software/logstash-6.2.3/lib/bootstrap/environment.rb:67:in `'"]}  
[2018-04-07T19:03:37,532][ERROR][org.logstash.Logstash] java.lang.IllegalStateException: org.jruby.exceptions.RaiseException: (SystemExit) exit

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<div class="post-metadata">

**Author:** ![rg912](https://avatars.discourse-cdn.com/v4/letter/r/a4c791/32.png) [@rg912](https://discuss.elastic.co/u/rg912)\
**Post date:** [April 17, 2018, 4:06am UTC](https://discuss.elastic.co/t/not-able-to-start-logstash-after-applying-xpack-6-3/127158/2 "2018-04-17T04:06:04Z")

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found issue with config file , while in my case am using separate host for kibana, elastic search, filebeat & logstash  
so have to mention host name too.

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<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:** [May 15, 2018, 4:06am UTC](https://discuss.elastic.co/t/not-able-to-start-logstash-after-applying-xpack-6-3/127158/3 "2018-05-15T04:06:05Z")

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