Title: Compatibility
Last modified: April 7, 2018

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# Compatibility

 *  Resolved [WebCodePoet](https://wordpress.org/support/users/senjoralfonso/)
 * (@senjoralfonso)
 * [8 years, 6 months ago](https://wordpress.org/support/topic/compatibility-144/)
 * I got a error massage, but I don’t no, if this is really a problem for the plugin
   to work correctly?
 * FILE: /wp-content/plugins/fast-velocity-minify/inc/functions.php
    —————————————————————————————–
   FOUND 1 ERROR AFFECTING 1 LINE —————————————————————————————– 164 | ERROR | The
   constant “PHP_OS_FAMILY” is not present in PHP version 7.1 or earlier —————————————————————————————–

Viewing 1 replies (of 1 total)

 *  Plugin Author [Raul P.](https://wordpress.org/support/users/alignak/)
 * (@alignak)
 * [8 years, 5 months ago](https://wordpress.org/support/topic/compatibility-144/#post-10200378)
 * This won’t cause the problem, but there should be no error if ‘PHP_OS_FAMILY’
   doesn’t exist. Will add a couple of extra checks in the future.

Viewing 1 replies (of 1 total)

 The topic ‘Compatibility’ is closed to new replies.

 * ![](https://ps.w.org/fast-velocity-minify/assets/icon-128x128.jpg?rev=1440946)
 * [Fast Velocity Minify](https://wordpress.org/plugins/fast-velocity-minify/)
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 * 1 reply
 * 2 participants
 * Last reply from: [Raul P.](https://wordpress.org/support/users/alignak/)
 * Last activity: [8 years, 5 months ago](https://wordpress.org/support/topic/compatibility-144/#post-10200378)
 * Status: resolved