title: unable to start logstash
body: <p>this is my first time running logstash on container. Im running logstash on the same container elasticsearch + kibana. Its running on ubuntu.
  i run my conf file by using</p>
  
  <blockquote>
    <p>/usr/share/logstash/bin/logstash -f conf.d/logstash.conf</p>
  </blockquote>
  
  <p>here is my logstash.conf :</p>
  
  <pre><code>input{
          beats{
                  port=&gt;5044
          }
  }
  filter
  {
          grok {
                  match =&gt;{
                    "message" =&gt; "%{TIMESTAMP_ISO8601:logtimestamp}\s%{DATA:S_IP}\s%{WORD:s_method}\s%{DATA:cs_uri_stem}\s%{DATA:cs_uri_query}\s%{DATA:s_port}\s%{GREEDYDATA:log_message}"
                  }
          }
          date{
          match =&gt;["logtimestamp","yyyy-MM-dd HH:mm:ss"]
          target=&gt;"@timestamp"
          }
  }
  output{
  stdout{codec=&gt;rubydebug}
          elasticsearch{
          hosts=&gt;"elastic@localhost:9200"
          index=&gt;"log_iis"
          user =&gt;"*****"
          password=&gt;"*****"
  }
  }
  </code></pre>
  
  <p>and it returning error as :</p>
  
  <pre><code>Java HotSpot(TM) 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in version 9.0 and will likely be removed in a future release.
  WARNING: An illegal reflective access operation has occurred
  WARNING: Illegal reflective access by com.headius.backport9.modules.Modules (file:/usr/share/logstash/logstash-core/lib/jars/jruby-complete-9.2.8.0.jar) to field java.io.FileDescriptor.fd
  WARNING: Please consider reporting this to the maintainers of com.headius.backport9.modules.Modules
  WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
  WARNING: All illegal access operations will be denied in a future release
  Thread.exclusive is deprecated, use Thread::Mutex
  WARNING: Could not find logstash.yml which is typically located in $LS_HOME/config or /etc/logstash. You can specify the path using --path.settings. Continuing using the defaults
  Could not find log4j2 configuration at path /usr/share/logstash/config/log4j2.properties. Using default config which logs errors to the console
  [WARN ] 2020-02-10 03:32:59.625 [LogStash::Runner] multilocal - Ignoring the 'pipelines.yml' file because modules or command line options are specified
  [INFO ] 2020-02-10 03:32:59.632 [LogStash::Runner] runner - Starting Logstash {"logstash.version"=&gt;"7.5.2"}
  [INFO ] 2020-02-10 03:33:00.995 [Converge PipelineAction::Create&lt;main&gt;] Reflections - Reflections took 24 ms to scan 1 urls, producing 20 keys and 40 values
  [ERROR] 2020-02-10 03:33:01.375 [Converge PipelineAction::Create&lt;main&gt;] agent - Failed to execute action {:action=&gt;LogStash::PipelineAction::Create/pipeline_id:main, :exception=&gt;"Java::JavaLang::IllegalStateException", :message=&gt;"Unable to configure plugins: Illegal character in scheme name at index 7: elastic@localhost:9200", :backtrace=&gt;["org.logstash.config.ir.CompiledPipeline.&lt;init&gt;(CompiledPipeline.java:119)", "org.logstash.execution.JavaBasePipelineExt.initialize(JavaBasePipelineExt.java:60)", "org.logstash.execution.JavaBasePipelineExt$INVOKER$i$1$0$initialize.call(JavaBasePipelineExt$INVOKER$i$1$0$initialize.gen)", "org.jruby.internal.runtime.methods.JavaMethod$JavaMethodN.call(JavaMethod.java:837)", "org.jruby.ir.runtime.IRRuntimeHelpers.instanceSuper(IRRuntimeHelpers.java:1156)", "org.jruby.ir.runtime.IRRuntimeHelpers.instanceSuperSplatArgs(IRRuntimeHelpers.java:1143)", "org.jruby.ir.targets.InstanceSuperInvokeSite.invoke(InstanceSuperInvokeSite.java:39)", "usr.share.logstash.logstash_minus_core.lib.logstash.java_pipeline.RUBY$method$initialize$0(/usr/share/logstash/logstash-core/lib/logstash/java_pipeline.rb:27)", "org.jruby.internal.runtime.methods.CompiledIRMethod.call(CompiledIRMethod.java:91)", "org.jruby.internal.runtime.methods.MixedModeIRMethod.call(MixedModeIRMethod.java:90)", "org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:332)", "org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:86)", "org.jruby.RubyClass.newInstance(RubyClass.java:915)", "org.jruby.RubyClass$INVOKER$i$newInstance.call(RubyClass$INVOKER$i$newInstance.gen)", "org.jruby.ir.targets.InvokeSite.invoke(InvokeSite.java:183)", "usr.share.logstash.logstash_minus_core.lib.logstash.pipeline_action.create.RUBY$method$execute$0(/usr/share/logstash/logstash-core/lib/logstash/pipeline_action/create.rb:36)", "usr.share.logstash.logstash_minus_core.lib.logstash.pipeline_action.create.RUBY$method$execute$0$__VARARGS__(/usr/share/logstash/logstash-core/lib/logstash/pipeline_action/create.rb)", "org.jruby.internal.runtime.methods.CompiledIRMethod.call(CompiledIRMethod.java:91)", "org.jruby.internal.runtime.methods.MixedModeIRMethod.call(MixedModeIRMethod.java:90)", "org.jruby.ir.targets.InvokeSite.invoke(InvokeSite.java:183)", "usr.share.logstash.logstash_minus_core.lib.logstash.agent.RUBY$block$converge_state$2(/usr/share/logstash/logstash-core/lib/logstash/agent.rb:326)", "org.jruby.runtime.CompiledIRBlockBody.callDirect(CompiledIRBlockBody.java:136)", "org.jruby.runtime.IRBlockBody.call(IRBlockBody.java:77)", "org.jruby.runtime.Block.call(Block.java:129)", "org.jruby.RubyProc.call(RubyProc.java:295)", "org.jruby.RubyProc.call(RubyProc.java:274)", "org.jruby.RubyProc.call(RubyProc.java:270)", "org.jruby.internal.runtime.RubyRunnable.run(RubyRunnable.java:105)", "java.base/java.lang.Thread.run(Thread.java:830)"]}
  warning: thread "Converge PipelineAction::Create&lt;main&gt;" terminated with exception (report_on_exception is true):
  LogStash::Error: Don't know how to handle `Java::JavaLang::IllegalStateException` for `PipelineAction::Create&lt;main&gt;`
            create at org/logstash/execution/ConvergeResultExt.java:109
               add at org/logstash/execution/ConvergeResultExt.java:37
    converge_state at /usr/share/logstash/logstash-core/lib/logstash/agent.rb:339
  [ERROR] 2020-02-10 03:33:01.379 [Agent thread] agent - An exception happened when converging configuration {:exception=&gt;LogStash::Error, :message=&gt;"Don't know how to handle `Java::JavaLang::IllegalStateException` for `PipelineAction::Create&lt;main&gt;`", :backtrace=&gt;["org/logstash/execution/ConvergeResultExt.java:109:in `create'", "org/logstash/execution/ConvergeResultExt.java:37:in `add'", "/usr/share/logstash/logstash-core/lib/logstash/agent.rb:339:in `block in converge_state'"]}
  [FATAL] 2020-02-10 03:33:01.403 [LogStash::Runner] runner - An unexpected error occurred! {:error=&gt;#&lt;LogStash::Error: Don't know how to handle `Java::JavaLang::IllegalStateException` for `PipelineAction::Create&lt;main&gt;`&gt;, :backtrace=&gt;["org/logstash/execution/ConvergeResultExt.java:109:in `create'", "org/logstash/execution/ConvergeResultExt.java:37:in `add'", "/usr/share/logstash/logstash-core/lib/logstash/agent.rb:339:in `block in converge_state'"]}
  [ERROR] 2020-02-10 03:33:01.432 [LogStash::Runner] Logstash - java.lang.IllegalStateException: Logstash stopped processing because of an error: (SystemExit)
  </code></pre>
  
  <p>and respond or explanation will be appreciated so much. thank you</p>