Title: array_flip warning
Last modified: March 29, 2023

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# array_flip warning

 *  Resolved [jocelynpoitras](https://wordpress.org/support/users/jocelynpoitras/)
 * (@jocelynpoitras)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/array_flip-warning/)
 * Since a few days, I have this warning in my error_log at /public_html level:
 * Warning: array_flip(): Can only flip STRING and INTEGER values! in /home/aqpv/
   public_html/wp-content/plugins/wp-better-permalinks/app/Taxonomy/Register.php
   on line 18
 * Known problem ? Ways to fix it ?
    -  This topic was modified 3 years, 1 month ago by [jocelynpoitras](https://wordpress.org/support/users/jocelynpoitras/).

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

 *  Plugin Author [Mateusz Gbiorczyk](https://wordpress.org/support/users/mateuszgbiorczyk/)
 * (@mateuszgbiorczyk)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/array_flip-warning/#post-16607859)
 * Hi [@jocelynpoitras](https://wordpress.org/support/users/jocelynpoitras/),
 * Thank you for your message.
 * Please go to plugin settings and save plugin settings again. Did this solve the
   problem?
 * Best,
   Mateusz
 *  Thread Starter [jocelynpoitras](https://wordpress.org/support/users/jocelynpoitras/)
 * (@jocelynpoitras)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/array_flip-warning/#post-16610313)
 * Simple as that ! Yes, it solved the problem, many thanks !

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

The topic ‘array_flip warning’ is closed to new replies.

 * ![](https://ps.w.org/wp-better-permalinks/assets/icon-256x256.png?rev=2636286)
 * [WP Better Permalinks](https://wordpress.org/plugins/wp-better-permalinks/)
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 * 2 replies
 * 2 participants
 * Last reply from: [jocelynpoitras](https://wordpress.org/support/users/jocelynpoitras/)
 * Last activity: [3 years, 1 month ago](https://wordpress.org/support/topic/array_flip-warning/#post-16610313)
 * Status: resolved