Getting failed to flush outgoing items:webhdfs IOError. Does anyone know what happened and how to fix it?

Elastic Stack Logstash
1

logstash.outputs.webhdfs ] Failed to flush outgoing items {:outgoing_count=>1000, :exception=>"WebHDFS::IOError", :backtrace=>["/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/webhdfs-0.8.0/lib/webhdfs/client_v1.rb:401:in request'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/webhdfs-0.8.0/lib/webhdfs/client_v1.rb:270:in operate_requests'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/webhdfs-0.8.0/lib/webhdfs/client_v1.rb:73:in create'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/logstash-output-webhdfs-3.0.6/lib/logstash/outputs/webhdfs.rb:228:in write_data'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/logstash-output-webhdfs-3.0.6/lib/logstash/outputs/webhdfs.rb:211:in block in flush'", "org/jruby/RubyHash.java:1343:in each'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/logstash-output-webhdfs-3.0.6/lib/logstash/outputs/webhdfs.rb:199:in flush'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/stud-0.0.23/lib/stud/buffer.rb:219:in block in buffer_flush'", "org/jruby/RubyHash.java:1343:in each'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/stud-0.0.23/lib/stud/buffer.rb:216:in buffer_flush'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/stud-0.0.23/lib/stud/buffer.rb:159:in buffer_receive'", "/var/logstash-6.2.4/vendor/bundle/jruby/2.3.0/gems/logstash-output-webhdfs-3.0.6/lib/logstash/outputs/webhdfs.rb:182:in receive'", "/var/logstash-6.2.4/logstash-core/lib/logstash/outputs/base.rb:92:in block in multi_receive'", "org/jruby/RubyArray.java:1734:in each'", "/var/logstash-6.2.4/logstash-core/lib/logstash/outputs/base.rb:92:in multi_receive'", "/var/logstash-6.2.4/logstash-core/lib/logstash/output_delegator_strategies/legacy.rb:22:in multi_receive'", "/var/logstash-6.2.4/logstash-core/lib/logstash/output_delegator.rb:49:in multi_receive'", "/var/logstash-6.2.4/logstash-core/lib/logstash/pipeline.rb:477:in block in output_batch'", "org/jruby/RubyHash.java:1343:in each'", "/var/logstash-6.2.4/logstash-core/lib/logstash/pipeline.rb:476:in output_batch'", "/var/logstash-6.2.4/logstash-core/lib/logstash/pipeline.rb:428:in worker_loop'", "/var/logstash-6.2.4/logstash-core/lib/logstash/pipeline.rb:386:in block in start_workers'"]}

Can someone please help me on this as there is no solution available for this issue on internet.

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