Exception in pipelineworker, the pipeline stopped processing new events, please check your filter configuration and restart Logstash. {"exception"=>#<NoMethodError: undefined method `empty?' for #<URI::HTTP:0x31134a24 URL:http://172.18.87.74:3000/deobfuscate>>, "backtrace"=>["/opt/logstash/vendor/jruby/lib/ruby/1.9/net/http.rb:1869:in `initialize'", "/opt/logstash/vendor/jruby/lib/ruby/1.9/net/http.rb:2102:in `initialize'", "/root/nat/logstash-filter-example/lib/logstash/filters/example.rb:44:in `filter'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-core-2.3.2-java/lib/logstash/filters/base.rb:151:in `multi_filter'", "org/jruby/RubyArray.java:1613:in `each'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-core-2.3.2-java/lib/logstash/filters/base.rb:148:in `multi_filter'", "(eval):41:in `filter_func'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-core-2.3.2-java/lib/logstash/pipeline.rb:267:in `filter_batch'", "org/jruby/RubyArray.java:1613:in `each'", "org/jruby/RubyEnumerable.java:852:in `inject'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-core-2.3.2-java/lib/logstash/pipeline.rb:265:in `filter_batch'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-core-2.3.2-java/lib/logstash/pipeline.rb:223:in `worker_loop'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-core-2.3.2-java/lib/logstash/pipeline.rb:201:in `start_workers'"], :level=>:error}