# Elastic is failing to start with error Failed to parse mappings for index

**URL:** <https://discuss.elastic.co/t/elastic-is-failing-to-start-with-error-failed-to-parse-mappings-for-index/360012>\
**Category:** Elasticsearch\
**Created:** [May 22, 2024, 3:55pm UTC](https://discuss.elastic.co/t/elastic-is-failing-to-start-with-error-failed-to-parse-mappings-for-index/360012 "2024-05-22T15:55:38Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ermisma](https://avatars.discourse-cdn.com/v4/letter/e/48db29/32.png) [@ermisma](https://discuss.elastic.co/u/ermisma)\
**Post date:** [May 22, 2024, 3:55pm UTC](https://discuss.elastic.co/t/elastic-is-failing-to-start-with-error-failed-to-parse-mappings-for-index/360012/1 "2024-05-22T15:55:38Z")

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Elasticsearch fail to start with following error

Error1 : Failed to parse mappings for index [[atlaslog\_latest/CwYSy1IAT9upXlq7inaeJg]]

Error2:  
unexpected exception while waiting for http server to close

I see root disc is almost full. anyone who know how to delete unused index to free some space

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**Author:** ![jessgarson](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/jessgarson/32/129841_2.png) [@jessgarson](https://discuss.elastic.co/u/jessgarson)\
**Post date:** [May 23, 2024, 5:31pm UTC](https://discuss.elastic.co/t/elastic-is-failing-to-start-with-error-failed-to-parse-mappings-for-index/360012/2 "2024-05-23T17:31:53Z")

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Hi @ermisma,

These two guides may be helpful here:

- [Failed to parse mapping - Common causes and quick fixes](https://opster.com/es-errors/failed-to-parse-mapping/#:~:text=Failed%20to%20parse%20mapping%20%E2%80%93%20How%20to%20solve%20this%20Elasticsearch%20exception&text=Briefly%2C%20this%20error%20occurs%20when,required%20fields%20in%20the%20mapping)
- [Unexpected exception while waiting for http server to close - Common causes and quick fixes](https://opster.com/analysis/elasticsearch-unexpected-exception-while-waiting-for-http-server-to-close/#:~:text=Briefly%2C%20this%20error%20occurs%20when,with%20the%20Elasticsearch%20instance%20itself).