# FileBeat problem while conencting to logstash
**URL:** https://discuss.elastic.co/t/filebeat-problem-while-conencting-to-logstash/44676
**Category:** Beats
**Tags:** filebeat
**Created:** [March 17, 2016, 8:51am UTC](https://discuss.elastic.co/t/filebeat-problem-while-conencting-to-logstash/44676 "2016-03-17T08:51:43Z")
**Posts on this page:** 3
**Page:** 1
### Author:  [@Muddassir](https://discuss.elastic.co/u/Muddassir)
#### Post date: [March 17, 2016, 8:51am UTC](https://discuss.elastic.co/t/filebeat-problem-while-conencting-to-logstash/44676/1 "2016-03-17T08:51:43Z")
Hi concerns.
I am having the following issue in ELK setup. can anyone help me. Thanks.
/etc/init.d/filebeat start
Starting filebeat: 2016/03/17 08:43:59.371599 transport.go:125: ERR SSL client failed to connect with: x509: cannot validate certificate for 172.31.2.153 because it doesn't contain any IP SANs
2016/03/17 08:43:59.372323 beat.go:80: CRIT Config error: Error reading config file: YAML config parsing failed on /etc/filebeat/filebeat.yml: yaml: unmarshal errors:
line 13: cannot unmarshal !!map into []config.ProspectorConfig. Exiting.
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### Author:  [@magnusbaeck](https://discuss.elastic.co/u/magnusbaeck)
#### Post date: [March 17, 2016, 12:01pm UTC](https://discuss.elastic.co/t/filebeat-problem-while-conencting-to-logstash/44676/2 "2016-03-17T12:01:20Z")
Your configuration file is invalid. If you post your filebeat.yml **and format it as code with the `` button** we can help out.
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 5, 2017, 9:54pm UTC](https://discuss.elastic.co/t/filebeat-problem-while-conencting-to-logstash/44676/3 "2017-07-05T21:54:36Z")