Title: WordPress error! tinyMCE is not defined.
Last modified: August 24, 2016

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# WordPress error! tinyMCE is not defined.

 *  Resolved [Pin](https://wordpress.org/support/users/icepin/)
 * (@icepin)
 * [11 years, 1 month ago](https://wordpress.org/support/topic/wordpress-error-tinymce-is-not-defined/)
 * Hello,
 * I get this error when I try to edit the Shortcode. Any idea why this might occur?
 * Regards
 * [https://wordpress.org/plugins/ad-blocking-detector/](https://wordpress.org/plugins/ad-blocking-detector/)

Viewing 1 replies (of 1 total)

 *  Thread Starter [Pin](https://wordpress.org/support/users/icepin/)
 * (@icepin)
 * [11 years, 1 month ago](https://wordpress.org/support/topic/wordpress-error-tinymce-is-not-defined/#post-6115795)
 * Never mind, I had in functions.php this code:
 * `add_filter( 'user_can_richedit' , '__return_false', 50 );`
 * Works now.

Viewing 1 replies (of 1 total)

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 * 1 reply
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 * Last reply from: [Pin](https://wordpress.org/support/users/icepin/)
 * Last activity: [11 years, 1 month ago](https://wordpress.org/support/topic/wordpress-error-tinymce-is-not-defined/#post-6115795)
 * Status: resolved