Title: PHP error
Last modified: October 6, 2018

---

# PHP error

 *  Resolved [dontbelievethehype](https://wordpress.org/support/users/dontbelievethehype/)
 * (@dontbelievethehype)
 * [7 years, 6 months ago](https://wordpress.org/support/topic/php-error-287/)
 * The following warning is output multiple times on the post edit page.
 * >  Static function `ILAB\MediaCloud\Tasks\BackgroundProcess::cancelAll()` should
   > not be abstract.
   > File: “wp-content/plugins/ilab-media-tools/classes/Tasks/BackgroundProcess.
   > php”
   > Line: 526
 * Picked up by the Query Monitor plugin.
 * MacOS 10.12.6 + MAMP Pro + PHP 5.6.37 + Custom Post Type
    -  This topic was modified 7 years, 6 months ago by [dontbelievethehype](https://wordpress.org/support/users/dontbelievethehype/).
    -  This topic was modified 7 years, 6 months ago by [dontbelievethehype](https://wordpress.org/support/users/dontbelievethehype/).
    -  This topic was modified 7 years, 6 months ago by [dontbelievethehype](https://wordpress.org/support/users/dontbelievethehype/).

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

 *  Plugin Author [interfacelab](https://wordpress.org/support/users/interfacelab/)
 * (@interfacelab)
 * [7 years, 5 months ago](https://wordpress.org/support/topic/php-error-287/#post-10839426)
 * Considering PHP 5.6 is not going to be supported by PHP.org in another month,
   you may want to consider upgrading to PHP 7.x.
 *  [dotherightthingnz](https://wordpress.org/support/users/dotherightthingnz/)
 * (@dotherightthingnz)
 * [7 years, 5 months ago](https://wordpress.org/support/topic/php-error-287/#post-10843378)
 * [@interfacelab](https://wordpress.org/support/users/interfacelab/) Thanks, I 
   didn’t realise it was a PHP 5.6 error. Upgrading is definitely on my TODO list.
    -  This reply was modified 7 years, 5 months ago by [dotherightthingnz](https://wordpress.org/support/users/dotherightthingnz/).

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

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

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## Tags

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

 * 2 replies
 * 3 participants
 * Last reply from: [dotherightthingnz](https://wordpress.org/support/users/dotherightthingnz/)
 * Last activity: [7 years, 5 months ago](https://wordpress.org/support/topic/php-error-287/#post-10843378)
 * Status: resolved