Unable to connect filbeat to logstash

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hi team , installed in ELK ( Elasticsearch , logstash , kibana and filebeat ) in same server
unable to connect from filebeat to logstash , getting error below
{"log.level":"error","timestamp":"2024-01-11T17:49:55.606+0530","log.logger":"publisher_pipeline_output","log.origin":{"file.name":"pipeline/client_worker.go","file.line":148},"message":"Failed to connect to backoff(async(tcp://127.0.0.1:5044)): read tcp 127.0.0.1:13860->127.0.0.1:5044: read: connection reset by peer","service.name":"filebeat","ecs.version":"1.6.0"}
filbeat.yml
filebeat.inputs:

• type: log
  enabled: true
  paths:
  • /var/log/varnish/varnishncsa.lstat
    scan_frequency: 2s
    tail_files: false
    backoff: 0.5s
    max_backoff: 1s
    tags: ['iad1']
    exclude_lines: [ 'PURGE', 'healthcheck.txt', '- - -' ]
    output.logstash:
    hosts: ["127.0.0.1:5044"]
    loadbalance: true
    pipelining: 0
    ttl: 300s
    ssl.certificate_authorities: ["/etc/filebeat/ca.crt"]
    logging:
    level: info
    to_files: true
    to_syslog: false
    logstash file :
    input {
    beats {
    port => 5044
    }
    }
    output {
    elasticsearch {
    hosts => [" http://localhost:9200"]
    index => "%{[@ metadata][beat]}-%{[@ metadata][version]}"
    }
    }
    all services are running fine , even firewall also allowed
    i was trying since 3 days to resolve this iissue , if u solve this issue, u will get reward