# Multiline codec and fluent codec

**URL:** <https://discuss.elastic.co/t/multiline-codec-and-fluent-codec/233270>\
**Category:** Logstash\
**Created:** [May 19, 2020, 8:07am UTC](https://discuss.elastic.co/t/multiline-codec-and-fluent-codec/233270 "2020-05-19T08:07:51Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![VarunKS](https://avatars.discourse-cdn.com/v4/letter/v/ee7513/32.png) [@VarunKS](https://discuss.elastic.co/u/VarunKS)\
**Post date:** [May 19, 2020, 8:07am UTC](https://discuss.elastic.co/t/multiline-codec-and-fluent-codec/233270/1 "2020-05-19T08:07:51Z")

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I am using fluentD to send the logs to logstash, but since am using fluent codec to receive the logs, I am having issues in using multiline codec to handle stack trace.

Any ideas would be helpful. Thanks.

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [June 16, 2020, 8:07am UTC](https://discuss.elastic.co/t/multiline-codec-and-fluent-codec/233270/2 "2020-06-16T08:07:54Z")

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