# Discourse and Uncaught ReferenceError: ClipboardJS is not defined

**URL:** https://meta.discourse.org/t/discourse-and-uncaught-referenceerror-clipboardjs-is-not-defined/191581
**Category:** Support
**Created:** [May 25, 2021, 2:20pm UTC](https://meta.discourse.org/t/discourse-and-uncaught-referenceerror-clipboardjs-is-not-defined/191581 "2021-05-25T14:20:49Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![Falco](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/falco/32/179432_2.png) [@Falco](https://meta.discourse.org/u/Falco)
#### Post date: [May 25, 2021, 3:44pm UTC](https://meta.discourse.org/t/discourse-and-uncaught-referenceerror-clipboardjs-is-not-defined/191581/5 "2021-05-25T15:44:30Z")

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Looks like the error comes from a custom theme component you have installed. Use [How to use Discourse Safe Mode](https://meta.discourse.org/t/how-to-use-discourse-safe-mode/53504) to bypass themes, and disable this theme on the admin panel.

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_[View the full topic](https://meta.discourse.org/t/discourse-and-uncaught-referenceerror-clipboardjs-is-not-defined/191581)._