[2017-06-19T09:31:29,221][ERROR][logstash.pipeline ] Error registering pl
ugin {:plugin=>"#<LogStash::OutputDelegator:0x7758ca4a @namespaced_metric=#<LogS
tash::Instrument::NamespacedMetric:0x19db487 @metric=#<LogStash::Instrument::Met
ric:0x4c4efb65 @collector=#<LogStash::Instrument::Collector:0x3e24b32d @agent=ni
l, @metric_store=#<LogStash::Instrument::MetricStore:0xf9f3439 @store=#<Concurre
nt::Map:0x634a80c1 @default_proc=nil>, @structured_lookup_mutex=#<Mutex:0x58e4da
1e>, @fast_lookup=#<Concurrent::Map:0x43c2a7f4 @default_proc=nil>>>>, @namespace
_name=[:stats, :pipelines, :main, :plugins, :outputs, :\"054d561825a4f8783748d61
689ac18c5fefe4b96-4\"]>, @metric=#<LogStash::Instrument::NamespacedMetric:0x2f1b
fa1 @metric=#<LogStash::Instrument::Metric:0x4c4efb65 @collector=#<LogStash::Ins
trument::Collector:0x3e24b32d @agent=nil, @metric_store=#<LogStash::Instrument::
MetricStore:0xf9f3439 @store=#<Concurrent::Map:0x634a80c1 @default_proc=nil>, @s
tructured_lookup_mutex=#<Mutex:0x58e4da1e>, @fast_lookup=#<Concurrent::Map:0x43c
2a7f4 @default_proc=nil>>>>, @namespace_name=[:stats, :pipelines, :main, :plugin
s, :outputs]>, @logger=#<LogStash::Logging::Logger:0x2a9044bf @logger=#<Java::Or
gApacheLoggingLog4jCore::Logger:0x7ba947a7>>, @strategy=#<LogStash::OutputDelega
torStrategies::Shared:0x4395a615 @output=<LogStash::Outputs::ElasticSearch hosts
=>[https://127.0.0.1:9200], index=>\"csv_index\", id=>\"054d561825a4f8783748d616
89ac18c5fefe4b96-4\", enable_metric=>true, codec=><LogStash::Codecs::Plain id=>\
"plain_b458629b-36d0-4725-9d1c-3dd652e077df\", enable_metric=>true, charset=>\"U
TF-8\">, workers=>1, manage_template=>true, template_name=>\"logstash\", templat
e_overwrite=>false, idle_flush_time=>1, doc_as_upsert=>false, script_type=>\"inl
ine\", script_lang=>\"painless\", script_var_name=>\"event\", scripted_upsert=>f
alse, retry_initial_interval=>2, retry_max_interval=>64, retry_on_conflict=>1, a
ction=>\"index\", ssl_certificate_verification=>true, sniffing=>false, sniffing_
delay=>5, timeout=>60, pool_max=>1000, pool_max_per_route=>100, healthcheck_path
=>\"/\", absolute_healthcheck_path=>false, sniffing_path=>\"_nodes/http\", absol
ute_sniffing_path=>false, resurrect_delay=>5, validate_after_inactivity=>10000,
ssl=>true>>, @id=\"054d561825a4f8783748d61689ac18c5fefe4b96-4\", @metric_events=
#<LogStash::Instrument::NamespacedMetric:0x62817255 @metric=#<LogStash::Instrume
nt::Metric:0x4c4efb65 @collector=#<LogStash::Instrument::Collector:0x3e24b32d @a
gent=nil, @metric_store=#<LogStash::Instrument::MetricStore:0xf9f3439 @store=#<C
oncurrent::Map:0x634a80c1 @default_proc=nil>, @structured_lookup_mutex=#<Mutex:0
x58e4da1e>, @fast_lookup=#<Concurrent::Map:0x43c2a7f4 @default_proc=nil>>>>, @na
mespace_name=[:stats, :pipelines, :main, :plugins, :outputs, :\"054d561825a4f878
3748d61689ac18c5fefe4b96-4\", :events]>, @output_class=LogStash::Outputs::Elasti
cSearch>", :error=>"Unrecognized SSL message, plaintext connection?"}
There's next another error who telling the pipeline is aborted due to an error.