# Connection refused logstash **URL:** \ **Category:** Logstash\ **Created:** [May 15, 2018, 9:47am UTC](https://discuss.elastic.co/t/connection-refused-logstash/131897 "2018-05-15T09:47:06Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![asalma](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/asalma/32/32199_2.png) [@asalma](https://discuss.elastic.co/u/asalma)\ **Post date:** [May 15, 2018, 9:47am UTC](https://discuss.elastic.co/t/connection-refused-logstash/131897/1 "2018-05-15T09:47:07Z")
Hi, Please, I have a problem with my logstash, he can't start. I have this error : 2018-05-15T11:43:38.172+0200 ERROR pipeline/output.go:74 Failed to connect: dial tcp [::1]:5044: getsockopt: connection refused ===\> AND ALSO THIS ERRORS 🙂 May 15 11:36:01 frghcslnetv10 systemd[1]: Started logstash. May 15 11:36:01 frghcslnetv10 systemd[1]: Starting logstash... May 15 11:36:01 frghcslnetv10 polkitd[705]: Unregistered Authentication Agent for unix-process:2635:110069211 (system bus name :1.4650, object path /org/freedesktop/PolicyKit1/AuthenticationAgent, loca May 15 11:36:27 frghcslnetv10 systemd-journal[503]: Suppressed 12 messages from /system.slice/logstash.service May 15 11:36:27 frghcslnetv10 logstash[2641]: Sending Logstash's logs to /var/log/logstash which is now configured via log4j2.properties May 15 11:36:28 frghcslnetv10 logstash[2641]: 2018-05-15 11:36:28,335 main ERROR RollingFileManager (/var/log/logstash/logstash-plain.log) java.io.FileNotFoundException: /var/log/logstash/logstash-plai May 15 11:36:28 frghcslnetv10 logstash[2641]: at java.io.FileOutputStream.open0(Native Method) May 15 11:36:28 frghcslnetv10 logstash[2641]: at java.io.FileOutputStream.open(Unknown Source) May 15 11:36:28 frghcslnetv10 logstash[2641]: at java.io.FileOutputStream.(Unknown Source) May 15 11:36:28 frghcslnetv10 logstash[2641]: at java.io.FileOutputStream.(Unknown Source) ===\> He stoped working when I rename my config file !! ---
**Author:** ![asalma](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/asalma/32/32199_2.png) [@asalma](https://discuss.elastic.co/u/asalma)\ **Post date:** [May 15, 2018, 9:54am UTC](https://discuss.elastic.co/t/connection-refused-logstash/131897/2 "2018-05-15T09:54:59Z")
When I put the ancien name of conf file, I get this error : [2018-05-15T11:51:29,521][INFO][logstash.outputs.elasticsearch] Elasticsearch pool URLs updated {:changes=\>{:removed=\>[], :added=\>[[http://localhost:9200/](http://localhost:9200/)]}} [2018-05-15T11:51:29,522][INFO][logstash.outputs.elasticsearch] Running health check to see if an Elasticsearch connection is working {:healthcheck\_url=\>[http://localhost:9200/](http://localhost:9200/), :path=\>"/"} [2018-05-15T11:51:29,541][WARN][logstash.outputs.elasticsearch] Restored connection to ES instance {:url=\>"[http://localhost:9200/](http://localhost:9200/)"} [2018-05-15T11:51:29,568][INFO][logstash.outputs.elasticsearch] ES Output version determined {:es\_version=\>6} [2018-05-15T11:51:29,568][WARN][logstash.outputs.elasticsearch] Detected a 6.x and above cluster: the `type` event field won't be used to determine the document \_type {:es\_version=\>6} [2018-05-15T11:51:29,569][INFO][logstash.outputs.elasticsearch] Using mapping template from {:path=\>nil} [2018-05-15T11:51:29,570][INFO][logstash.outputs.elasticsearch] Attempting to install template {:manage\_template=\>{"template"=\>"logstash-_", "version"=\>60001, "settings"=\>{"index.refresh\_interval"=\>"5s"}, "mappings"=\>{"default"=\>{"dynamic\_templates"=\>[{"message\_field"=\>{"path\_match"=\>"message", "match\_mapping\_type"=\>"string", "mapping"=\>{"type"=\>"text", "norms"=\>false}}}, {"string\_fields"=\>{"match"=\>"_", "match\_mapping\_type"=\>"string", "mapping"=\>{"type"=\>"text", "norms"=\>false, "fields"=\>{"keyword"=\>{"type"=\>"keyword", "ignore\_above"=\>256}}}}}], "properties"=\>{"@timestamp"=\>{"type"=\>"date"}, "@version"=\>{"type"=\>"keyword"}, "geoip"=\>{"dynamic"=\>true, "properties"=\>{"ip"=\>{"type"=\>"ip"}, "location"=\>{"type"=\>"geo\_point"}, "latitude"=\>{"type"=\>"half\_float"}, "longitude"=\>{"type"=\>"half\_float"}}}}}}}} [2018-05-15T11:51:29,586][INFO][logstash.outputs.elasticsearch] New Elasticsearch output {:class=\>"LogStash::Outputs::ElasticSearch", :hosts=\>["[//localhost:9200](https://localhost:9200)"]} [2018-05-15T11:51:29,970][INFO][logstash.inputs.beats] Beats inputs: Starting input listener {:address=\>"0.0.0.0:5044"} [2018-05-15T11:51:29,977][INFO][org.logstash.beats.Server] Starting server on port: 5044 [2018-05-15T11:51:29,979][INFO][logstash.pipeline] Pipeline started successfully {:pipeline\_id=\>"main", :thread=\>"#\"} [2018-05-15T11:51:29,980][INFO][logstash.agent] Pipelines running {:count=\>1, :pipelines=\>["main"]} [2018-05-15T11:52:02,301][FATAL][logstash.runner] An unexpected error occurred! {:error=\>#\, :backtrace=\>["org/jruby/RubyIO.java:1457:in `write'", "org/jruby/RubyIO.java:1428:in`write'", "/usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-stdout-3.1.4/lib/logstash/outputs/stdout.rb:43:in `block in multi_receive_encoded'", "org/jruby/RubyArray.java:1734:in`each'", "/usr/share/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-output-stdout-3.1.4/lib/logstash/outputs/stdout.rb:42:in `multi_receive_encoded'", "/usr/share/logstash/logstash-core/lib/logstash/outputs/base.rb:90:in`multi\_receive'", "/usr/share/logstash/logstash-core/lib/logstash/output\_delegator\_strategies/single.rb:15:in `block in multi_receive'", "org/jruby/ext/thread/Mutex.java:148:in`synchronize'", "/usr/share/logstash/logstash-core/lib/logstash/output\_delegator\_strategies/single.rb:14:in `multi_receive'", "/usr/share/logstash/logstash-core/lib/logstash/output_delegator.rb:49:in`multi\_receive'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:477:in `block in output_batch'", "org/jruby/RubyHash.java:1343:in`each'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:476:in `output_batch'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:428:in`worker\_loop'", "/usr/share/logstash/logstash-core/lib/logstash/pipeline.rb:386:in `block in start\_workers'"]} [2018-05-15T11:52:02,525][ERROR][org.logstash.Logstash] java.lang.IllegalStateException: org.jruby.exceptions.RaiseException: (SystemExit) exit ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [June 12, 2018, 9:55am UTC](https://discuss.elastic.co/t/connection-refused-logstash/131897/3 "2018-06-12T09:55:07Z")
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