<p>It will detect that not enough blocks are available and exit with an error telling you to reindex. Reindexing will perform IBD again.</p>

CC BY-SA 4.0
2024-08-19T21:14:17.167Z
2024-08-19T21:14:17.167Z
Ava Chow
<p>What happens if I enable blockfilterindex on a pruned node that is already synced to tip? Am I able to do this? Does it essentially trigger another IBD to build the filters? Is the node usable / fully operational (other than blockfilterindex related features) during the sync? Or does it not allow me to do this in the first place?</p>

<full-node><pruning><compact-client-side-block-filters>
What happens if I enable blockfilterindex on an already pruned and synced node?
John Cantrell
# What happens if I enable blockfilterindex on an already pruned and synced node?

(Asked by: username_0 on 2023-01-06)

What happens if I enable blockfilterindex on a pruned node that is already synced to tip? Am I able to do this? Does it essentially trigger another IBD to build the filters? Is the node usable / fully operational (other than blockfilterindex related features) during the sync? Or does it not allow me to do this in the first place?

**Tags:** full-node, pruning, compact-client-side-block-filters


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## 1 answers

### Answer by username_1 on 2024-08-19. Score: 0

It will detect that not enough blocks are available and exit with an error telling you to reindex. Reindexing will perform IBD again.


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