# Migrate system indices failure

**URL:** https://discuss.elastic.co/t/migrate-system-indices-failure/383756
**Category:** Elasticsearch
**Created:** [November 28, 2025, 11:31am UTC](https://discuss.elastic.co/t/migrate-system-indices-failure/383756 "2025-11-28T11:31:46Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![kernelpanic](https://avatars.discourse-cdn.com/v4/letter/k/c89c15/32.png) [@kernelpanic](https://discuss.elastic.co/u/kernelpanic)
#### Post date: [November 28, 2025, 11:31am UTC](https://discuss.elastic.co/t/migrate-system-indices-failure/383756/1 "2025-11-28T11:31:46Z")

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Hello, I’m trying to migrate the system indices in preparation for upgrade from 8.19 to 9.x, however it is failing, any idea why?

 ![image](https://us1.discourse-cdn.com/elastic/original/3X/a/a/aa7246515270685dfb2f54ac4e76d84e10127abd.png)

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<div class="post-metadata">

### Author: ![kernelpanic](https://avatars.discourse-cdn.com/v4/letter/k/c89c15/32.png) [@kernelpanic](https://discuss.elastic.co/u/kernelpanic)
#### Post date: [November 28, 2025, 12:16pm UTC](https://discuss.elastic.co/t/migrate-system-indices-failure/383756/2 "2025-11-28T12:16:20Z")

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I deleted the .fleet-artifacts-7-reindexed-for-9 index than ran the migration again which seems to have succeeded now.