# Handle json filter field name cannot be an empty string error

**URL:** <https://discuss.elastic.co/t/handle-json-filter-field-name-cannot-be-an-empty-string-error/304973>\
**Category:** Logstash\
**Created:** [May 17, 2022, 4:45pm UTC](https://discuss.elastic.co/t/handle-json-filter-field-name-cannot-be-an-empty-string-error/304973 "2022-05-17T16:45:20Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![Badger](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/badger/32/25190_2.png) [@Badger](https://discuss.elastic.co/u/Badger)\
**Post date:** [May 21, 2022, 2:39am UTC](https://discuss.elastic.co/t/handle-json-filter-field-name-cannot-be-an-empty-string-error/304973/10 "2022-05-21T02:39:13Z")

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If you have a new issue you should generally open a new thread. However, since my entire answer is a link to [this](https://discuss.elastic.co/t/couchdb-changes-gives-invalid-fieldreference-error-when-parsing-couchdb-which-hosts-couchapp/214685/5), no need to do so.

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_[View the full topic](https://discuss.elastic.co/t/handle-json-filter-field-name-cannot-be-an-empty-string-error/304973)._