# Error Message when editing large number of topics

**URL:** https://meta.discourse.org/t/error-message-when-editing-large-number-of-topics/132276
**Category:** Support
**Created:** [October 30, 2019, 9:27pm UTC](https://meta.discourse.org/t/error-message-when-editing-large-number-of-topics/132276 "2019-10-30T21:27:54Z")
**Posts on this page:** 1
**Showing post:** 8

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### Author: ![jomaxro](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/jomaxro/32/126216_2.png) [@jomaxro](https://meta.discourse.org/u/jomaxro)
#### Post date: [November 1, 2019, 4:04pm UTC](https://meta.discourse.org/t/error-message-when-editing-large-number-of-topics/132276/8 "2019-11-01T16:04:47Z")

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The guide to delete all topics in a category is linked in the [Destructive rake tasks](https://meta.discourse.org/t/administrative-bulk-operations/118349#heading--14) section of the guide.

> [@Bulk delete all topics in a category](https://meta.discourse.org/t/deleting-all-topics-in-a-category/97904):
>
> bookmark This guide provides instructions on how to bulk delete all topics within a category on a self-hosted Discourse instance. person_raising_hand Required user level: System Administrator warning SSH access to your server is required Removing all topics from a category can be necessary for various reasons, such as reorganizing content or clearing outdated discussions. This guide walks you through the steps to accomplish this task safely on a self-hosted Discourse server. …

As noted in that guide, please be sure to take a backup before running any destructive tasks like these in case something doesn’t go well.

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