Authentication finally failed for beats from 127.0.0.1:39198

Hello,

The beats are not reaching to elasticsearch. From ElasticSearch logs I get the following error.

[2019-09-12T05:59:59,264][WARN ][c.a.o.s.a.BackendRegistry] [hostname] Authentication finally failed for beats from 127.0.0.1:39206
[2019-09-12T06:00:03,385][INFO ][stats_log                ] [hostname] ------------------------------------------------------------------------
Program=PerformanceAnalyzerPlugin
StartTime=1568282343.378
EndTime=Thu, 12 Sep 2019 06:00:03 EDT
Time=60007 msecs
Timing=total-time:60007.0/1
Counters=TotalError=24,NetworkCollectionError=24

All channels are using SSL traffic.