Lostash Error

[2019-08-01T15:07:16,754][ERROR][logstash.pipeline ] A plugin had an unrecoverable error. Will restart this plugin.
Plugin: <LogStash::Inputs::Beats port=>5044, codec=><LogStash::Codecs::JSON id=>"json_76489cd0-0dfd-406c-b403-c539bb13fe59", enable_metric=>true, charset=>"UTF-8">, id=>"eb66f073f2dcd44824e10407953851ced3a729ee-12", enable_metric=>true, host=>"0.0.0.0", ssl=>false, ssl_verify_mode=>"none", include_codec_tag=>true, ssl_handshake_timeout=>10000, congestion_threshold=>5, target_field_for_codec=>"message", tls_min_version=>1, tls_max_version=>1.2, cipher_suites=>["TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256", "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256", "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384", "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384", "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256", "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256"], client_inactivity_timeout=>60>
Error: Address already in use
[2019-08-01T15:07:19,984][ERROR][logstash.pipeline ] A plugin had an unrecoverable error. Will restart this plugin.
Plugin: <LogStash::Inputs::Beats port=>5044, codec=><LogStash::Codecs::JSON id=>"json_76489cd0-0dfd-406c-b403-c539bb13fe59", enable_metric=>true, charset=>"UTF-8">, id=>"eb66f073f2dcd44824e10407953851ced3a729ee-12", enable_metric=>true, host=>"0.0.0.0", ssl=>false, ssl_verify_mode=>"none", include_codec_tag=>true, ssl_handshake_timeout=>10000, congestion_threshold=>5, target_field_for_codec=>"message", tls_min_version=>1, tls_max_version=>1.2, cipher_suites=>["TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256", "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256", "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384", "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384", "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256", "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256"], client_inactivity_timeout=>60>
Error: event executor terminated

I am unable to debug issue. What is wrong here.

You can configured a beats input to listen on an address that is already in use. Before running logstash what does

netstat -an | grep -w 5044

show?