# An routing missing exception is obtained when reindex sets the routing value

**URL:** <https://discuss.elastic.co/t/an-routing-missing-exception-is-obtained-when-reindex-sets-the-routing-value/155140>\
**Category:** Elasticsearch\
**Created:** [November 2, 2018, 9:42am UTC](https://discuss.elastic.co/t/an-routing-missing-exception-is-obtained-when-reindex-sets-the-routing-value/155140 "2018-11-02T09:42:00Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![lwpk110](https://avatars.discourse-cdn.com/v4/letter/l/e68b1a/32.png) [@lwpk110](https://discuss.elastic.co/u/lwpk110)\
**Post date:** [November 5, 2018, 2:49am UTC](https://discuss.elastic.co/t/an-routing-missing-exception-is-obtained-when-reindex-sets-the-routing-value/155140/2 "2018-11-05T02:49:00Z")

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i have found a similar issue for this ：  
[Trouble Reindexing Child Documents with join field in ES 5.6](https://discuss.elastic.co/t/trouble-reindexing-child-documents-with-join-field-in-es-5-6/143568);  
But I still don't know what's causing this problem?

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_[View the full topic](https://discuss.elastic.co/t/an-routing-missing-exception-is-obtained-when-reindex-sets-the-routing-value/155140)._