Title: PHP 7
Last modified: August 31, 2016

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# PHP 7

 *  [glauciolacerda](https://wordpress.org/support/users/glauciolacerda/)
 * (@glauciolacerda)
 * [10 years ago](https://wordpress.org/support/topic/php-7-45/)
 * Warning: Parameter 1 to W3_Plugin_TotalCache::ob_callback() expected to be a 
   reference, value given in /home/maquiagem/public_html/wp-includes/functions.php
   on line 3549
 * What’s is this?
 * [https://wordpress.org/plugins/w3-total-cache/](https://wordpress.org/plugins/w3-total-cache/)

Viewing 1 replies (of 1 total)

 *  [Toto Habschned](https://wordpress.org/support/users/totohabschned/)
 * (@totohabschned)
 * [10 years ago](https://wordpress.org/support/topic/php-7-45/#post-7385451)
 * A possible fix for this has been posted [here](https://www.itnota.com/fixing-php7-compatibility-issue-w3-total-cache/).
   This might help

Viewing 1 replies (of 1 total)

The topic ‘PHP 7’ is closed to new replies.

 * ![](https://ps.w.org/w3-total-cache/assets/icon-256x256.png?rev=1041806)
 * [W3 Total Cache](https://wordpress.org/plugins/w3-total-cache/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/w3-total-cache/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/w3-total-cache/)
 * [Active Topics](https://wordpress.org/support/plugin/w3-total-cache/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/w3-total-cache/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/w3-total-cache/reviews/)

## Tags

 * [php-7](https://wordpress.org/support/topic-tag/php-7/)

 * 1 reply
 * 2 participants
 * Last reply from: [Toto Habschned](https://wordpress.org/support/users/totohabschned/)
 * Last activity: [10 years ago](https://wordpress.org/support/topic/php-7-45/#post-7385451)
 * Status: not resolved