# 通过 API 设置标签时出现内部服务器错误

**URL:** https://meta.discourse.org/t/internal-server-error-setting-tags-via-the-api/100137
**Category:** Support
**Created:** [2018年十月22日 06:37 UTC](https://meta.discourse.org/t/internal-server-error-setting-tags-via-the-api/100137 "2018-10-22T06:37:04Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![sam](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/sam/32/102149_2.png) [@sam](https://meta.discourse.org/u/sam)
#### Post date: [2018年十月22日 06:42 UTC](https://meta.discourse.org/t/internal-server-error-setting-tags-via-the-api/100137/2 "2018-10-22T06:42:31Z")

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See:

> [@Reverse engineer the Discourse API](https://meta.discourse.org/t/how-to-reverse-engineer-the-discourse-api/20576):
>
> Discourse is backed by a complete JSON api. Anything you can do on the site you can also do using the JSON api. The API is documented at [docs.discourse.org](https://docs.discourse.org). You can also use the [discourse\_api](https://github.com/discourse/discourse_api) Ruby gem as a client library. However, not every endpoint is documented. To determine how to do something with the JSON API here are some steps you can follow. Example: recategorize a topic. Go to a topic and start editing a category: Open Chrome dev tools, switch to the Network tab, select …

Attempt to change tags on a topic, looks at the param.

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_[View the full topic](https://meta.discourse.org/t/internal-server-error-setting-tags-via-the-api/100137)._