# Cannot get nodes to join same cluster

**URL:** <https://discuss.elastic.co/t/cannot-get-nodes-to-join-same-cluster/183796>\
**Category:** Elasticsearch\
**Created:** [May 31, 2019, 10:45pm UTC](https://discuss.elastic.co/t/cannot-get-nodes-to-join-same-cluster/183796 "2019-05-31T22:45:55Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![DavidTurner](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/davidturner/32/22453_2.png) [@DavidTurner](https://discuss.elastic.co/u/DavidTurner)\
**Post date:** [June 1, 2019, 9:20am UTC](https://discuss.elastic.co/t/cannot-get-nodes-to-join-same-cluster/183796/3 "2019-06-01T09:20:45Z")

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This sounds like a duplicate of this recent post:

> [@\[SOLVED\] Don't succeed to create cluster ES 7.1](https://discuss.elastic.co/t/solved-dont-succeed-to-create-cluster-es-7-1/183690/10):
>
> Thanks. The three nodes all have distinct cluster UUIDs: "cluster\_uuid" : "Ki2hYWPYTH-XL3Fm6sIKxg", "cluster\_uuid" : "6CCZsxyYSJylB9P\_kujFlA", "cluster\_uuid" : "sRZoKEEDQZywbRU3qb8L0Q", This is probably because the first time they started up you were not using the config you quote above, and so they each formed a one-node cluster. You cannot merge separate clusters together. Instead you will need to start again from the beginning: wipe their data directories and restart them, and they sh…

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