Title: Error on plugin activation
Last modified: April 26, 2019

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# Error on plugin activation

 *  [surfpk](https://wordpress.org/support/users/surfpk/)
 * (@surfpk)
 * [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/)
 * Hi, Im facing the following error on Plugin activation… Check the site url
 * Notice: Use of undefined constant AUTH_KEY – assumed ‘AUTH_KEY’ in /home/tothotor/
   public_html/wp-content/plugins/accelerated-mobile-pages/includes/options/redux-
   core/inc/class.redux_instances.php on line 67
 * Notice: Use of undefined constant SECURE_AUTH_KEY – assumed ‘SECURE_AUTH_KEY’
   in /home/tothotor/public_html/wp-content/plugins/accelerated-mobile-pages/includes/
   options/redux-core/inc/class.redux_instances.php on line 67
 * please help…
    -  This topic was modified 7 years, 1 month ago by [surfpk](https://wordpress.org/support/users/surfpk/).
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ferror-on-plugin-activation-17%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 7 replies - 1 through 7 (of 7 total)

 *  Plugin Author [Ahmed Kaludi](https://wordpress.org/support/users/ahmedkaludi/)
 * (@ahmedkaludi)
 * [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/#post-11472553)
 * Can you tell me if this has happened after the last update only? Can you roll
   back to an older version and confirm this?
 * Also, Can you tell me which version of WP do you use?
 *  Thread Starter [surfpk](https://wordpress.org/support/users/surfpk/)
 * (@surfpk)
 * [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/#post-11473417)
 * This happened after i update the plugin to the latest version
    I rolled back 
   plugin to the Version 0.9.97.47 but still the error comes up when i activate 
   the plugin…
 * please give me a fix for this
 * _[ [Please do not bump.](https://wordpress.org/support/guidelines/#do-not-bump-posts)]_
    -  This reply was modified 7 years, 1 month ago by [Jan Dembowski](https://wordpress.org/support/users/jdembowski/).
 *  Plugin Author [Ahmed Kaludi](https://wordpress.org/support/users/ahmedkaludi/)
 * (@ahmedkaludi)
 * [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/#post-11476487)
 * AN older or incorrect install of WordPress. See this and take the appropriate
   actions as necessary: [https://www.wpbeginner.com/glossary/security-keys/](https://www.wpbeginner.com/glossary/security-keys/)
 * Can you tell us which version of the WordPress are you guys using?
 * If you would report this as a bug on [https://github.com/ahmedkaludi/accelerated-mobile-pages/issues/new](https://github.com/ahmedkaludi/accelerated-mobile-pages/issues/new)
 * Our development team works on these bugs and helps you fix with the updates.
 *  Thread Starter [surfpk](https://wordpress.org/support/users/surfpk/)
 * (@surfpk)
 * [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/#post-11479482)
 * im using version 5.1.1
    it was all working, but the problem started with the 
   plugin update when i updated to the latest version..
 *  Plugin Author [Ahmed Kaludi](https://wordpress.org/support/users/ahmedkaludi/)
 * (@ahmedkaludi)
 * [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/#post-11480250)
 * We are having hard time to track down this issue. Technicalities points us to
   a different things.
 * Can you please revert to an older version using WP-Rollback plugins and check
   if this fixes the issue?
 *  Just confirm this to me, So I can check and help you with the issue.
 *  Thread Starter [surfpk](https://wordpress.org/support/users/surfpk/)
 * (@surfpk)
 * [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/#post-11483752)
 * I already rolled back to the previous version of the plugin…. but still that 
   issue appears when I activate it…
 *  Plugin Author [Ahmed Kaludi](https://wordpress.org/support/users/ahmedkaludi/)
 * (@ahmedkaludi)
 * [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/#post-11484336)
 * Best way to find this bug is to report this to our development team via
    [https://github.com/ahmedkaludi/accelerated-mobile-pages/issues/new](https://github.com/ahmedkaludi/accelerated-mobile-pages/issues/new)
 * Our development team works on these bugs and helps you fix with the updates

Viewing 7 replies - 1 through 7 (of 7 total)

The topic ‘Error on plugin activation’ is closed to new replies.

 * ![](https://ps.w.org/accelerated-mobile-pages/assets/icon-256x256.png?rev=1693616)
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## Tags

 * [amp error](https://wordpress.org/support/topic-tag/amp-error/)

 * 7 replies
 * 2 participants
 * Last reply from: [Ahmed Kaludi](https://wordpress.org/support/users/ahmedkaludi/)
 * Last activity: [7 years, 1 month ago](https://wordpress.org/support/topic/error-on-plugin-activation-17/#post-11484336)
 * Status: not resolved