Title: Plugin causing error messages
Last modified: November 2, 2023

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# Plugin causing error messages

 *  Resolved [rvpsrichard](https://wordpress.org/support/users/rvpsrichard/)
 * (@rvpsrichard)
 * [2 years, 7 months ago](https://wordpress.org/support/topic/plugin-causing-error-messages/)
 * I am getting the following message on some of my post pages and Rankmath is telling
   me that the Publishpress Authors plugin is what is causing the issues. Any ideas
   on a fix?
 * **Warning**: Undefined array key “@type” in **/home/customer/www/rvtravellife.
   com/public_html/wp-content/plugins/seo-by-rank-math/includes/modules/schema/class-
   frontend.php** on line **107**
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fplugin-causing-error-messages%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 4 replies - 1 through 4 (of 4 total)

 *  Plugin Support [Riza Maulana Ardiyanto](https://wordpress.org/support/users/rizaardiyanto/)
 * (@rizaardiyanto)
 * [2 years, 7 months ago](https://wordpress.org/support/topic/plugin-causing-error-messages/#post-17172813)
 * Hi [@rvpsrichard](https://wordpress.org/support/users/rvpsrichard/) ,
 * Thanks for using PublishPress Authors.
 * Just to confirm, when you deactivate PublishPress Authors, did the warning disappear?
 *  Thread Starter [rvpsrichard](https://wordpress.org/support/users/rvpsrichard/)
 * (@rvpsrichard)
 * [2 years, 7 months ago](https://wordpress.org/support/topic/plugin-causing-error-messages/#post-17172925)
 * Yes it does
 *  Plugin Support [Riza Maulana Ardiyanto](https://wordpress.org/support/users/rizaardiyanto/)
 * (@rizaardiyanto)
 * [2 years, 7 months ago](https://wordpress.org/support/topic/plugin-causing-error-messages/#post-17177220)
 * [@rvpsrichard](https://wordpress.org/support/users/rvpsrichard/) What PublishPress
   Authors version and RankMath version you are using?
 *  Plugin Support [Riza Maulana Ardiyanto](https://wordpress.org/support/users/rizaardiyanto/)
 * (@rizaardiyanto)
 * [2 years, 6 months ago](https://wordpress.org/support/topic/plugin-causing-error-messages/#post-17227412)
 * We haven’t heard back from you in a while, so I’m going to mark this as resolved.
   If you have any further questions, please reply again here, or you can start 
   a new thread.
 * Thanks,

Viewing 4 replies - 1 through 4 (of 4 total)

The topic ‘Plugin causing error messages’ is closed to new replies.

 * ![](https://ps.w.org/publishpress-authors/assets/icon-256x256.png?rev=3391318)
 * [Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors](https://wordpress.org/plugins/publishpress-authors/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/publishpress-authors/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/publishpress-authors/)
 * [Active Topics](https://wordpress.org/support/plugin/publishpress-authors/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/publishpress-authors/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/publishpress-authors/reviews/)

 * 4 replies
 * 2 participants
 * Last reply from: [Riza Maulana Ardiyanto](https://wordpress.org/support/users/rizaardiyanto/)
 * Last activity: [2 years, 6 months ago](https://wordpress.org/support/topic/plugin-causing-error-messages/#post-17227412)
 * Status: resolved