Title: Code Editor does not load in Custom HTML block
Last modified: August 22, 2018

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# Code Editor does not load in Custom HTML block

 *  Resolved [leeboone](https://wordpress.org/support/users/leeboone/)
 * (@leeboone)
 * [7 years, 9 months ago](https://wordpress.org/support/topic/code-editor-does-not-load-in-custom-html-block/)
 * When I try to use the Custom HTML block, I get the message, “an unknown error
   has occurred”
 * The two errors I see in my console indicate this is a result of the plugin trying
   to load files over http while the site is loaded https.
 * `index.js?ver=1534557604:37 Mixed Content: The page at 'https://site.url/wp-admin/
   post.php?post=2684&action=edit' was loaded over HTTPS, but requested an insecure
   script 'http://site.url/wp-admin/load-scripts.php?load=wp-codemirror,code-editor,
   htmlhint,csslint,jshint'. This request has been blocked; the content must be 
   served over HTTPS.`
 * `Mixed Content: The page at 'https://site.url/wp-admin/post.php?post=2684&action
   =edit' was loaded over HTTPS, but requested an insecure stylesheet 'http://site.
   url/wp-admin/load-styles.php?load=wp-codemirror,code-editor'. This request has
   been blocked; the content must be served over HTTPS.`
    -  This topic was modified 7 years, 9 months ago by [leeboone](https://wordpress.org/support/users/leeboone/).

Viewing 1 replies (of 1 total)

 *  Thread Starter [leeboone](https://wordpress.org/support/users/leeboone/)
 * (@leeboone)
 * [7 years, 9 months ago](https://wordpress.org/support/topic/code-editor-does-not-load-in-custom-html-block/#post-10615357)
 * I figured it out. I simply needed to set the URLs in Settings > General to HTTPS.
   Thanks.

Viewing 1 replies (of 1 total)

The topic ‘Code Editor does not load in Custom HTML block’ is closed to new replies.

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## Tags

 * [codemirror](https://wordpress.org/support/topic-tag/codemirror/)
 * [html](https://wordpress.org/support/topic-tag/html/)

 * 1 reply
 * 1 participant
 * Last reply from: [leeboone](https://wordpress.org/support/users/leeboone/)
 * Last activity: [7 years, 9 months ago](https://wordpress.org/support/topic/code-editor-does-not-load-in-custom-html-block/#post-10615357)
 * Status: resolved