Title: Plugin Generating AJAX / WP-JSON Critical Errors
Last modified: August 22, 2020

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# Plugin Generating AJAX / WP-JSON Critical Errors

 *  [jetxpert](https://wordpress.org/support/users/jetxpert/)
 * (@jetxpert)
 * [5 years, 8 months ago](https://wordpress.org/support/topic/plugin-generating-ajax-wp-json-critical-errors/)
 * Great plugin! Unfortunately, it’s generating numerous AJAX / WP-JSON critical
   errors in the back end.
 * **Specifically:**
 * **From Google Analytics:**
 * Click [here](http://prntscr.com/u43e2d) for details.
 * **From Google Chrome Inspection:**
 * Click [here](http://prntscr.com/u43jrn) and [here](http://prntscr.com/u43ms5)
   for details.
 * We are using [wpDiscuz’s custom AJAX functions](http://prntscr.com/u43nvk).
 * What’s going on? No noticeable issues with posting or replying to comments.
 * Fix appreciated.

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Thread Starter [jetxpert](https://wordpress.org/support/users/jetxpert/)
 * (@jetxpert)
 * [5 years, 8 months ago](https://wordpress.org/support/topic/plugin-generating-ajax-wp-json-critical-errors/#post-13300697)
 * **Update:**
 * We may have found the root cause of this issue. The critical errors disappear
   when we enable REST API (front-end) on our website.
 * Specifically, when we click on the links generated by the critical errors, we
   get the following message:
 * `{"code":"rest_authentication_error","message":"Sorry, you do not have permission
   to make REST API requests.","data":{"status":401}}`
 * Click [here](http://prntscr.com/u4gwnh) for more details.
 * Based on the above, we ran into [this article](https://perfmatters.io/docs/disable-wordpress-rest-api/)
   which confirms our finding.
 * Bottom line, can you kindly look into this and advise if there’s any way to eliminate
   this issue without disabling REST API (front-end)?
 * Thank you!
 *  Plugin Support [gVectors Support](https://wordpress.org/support/users/gvectorssupportmember/)
 * (@gvectorssupportmember)
 * [5 years, 8 months ago](https://wordpress.org/support/topic/plugin-generating-ajax-wp-json-critical-errors/#post-13302948)
 * Hi [@jetxpert](https://wordpress.org/support/users/jetxpert/),
 * Please follow this support topic: [https://wpdiscuz.com/community/bug-reports/plugin-generating-ajax-wp-json-critical-errors/#post-3707](https://wpdiscuz.com/community/bug-reports/plugin-generating-ajax-wp-json-critical-errors/#post-3707)

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘Plugin Generating AJAX / WP-JSON Critical Errors’ is closed to new replies.

 * ![](https://ps.w.org/wpdiscuz/assets/icon-256x256.png?rev=1076265)
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## Tags

 * [ajax](https://wordpress.org/support/topic-tag/ajax/)
 * [back-end](https://wordpress.org/support/topic-tag/back-end/)
 * [chrome](https://wordpress.org/support/topic-tag/chrome/)
 * [errors](https://wordpress.org/support/topic-tag/errors/)

 * 2 replies
 * 4 participants
 * Last reply from: [gVectors Support](https://wordpress.org/support/users/gvectorssupportmember/)
 * Last activity: [5 years, 8 months ago](https://wordpress.org/support/topic/plugin-generating-ajax-wp-json-critical-errors/#post-13302948)
 * Status: not resolved