Title: [Plugin: W3 Total Cache] unable to install plugin
Last modified: August 20, 2016

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# [Plugin: W3 Total Cache] unable to install plugin

 *  Resolved [iamjohnjenkinson](https://wordpress.org/support/users/iamjohnjenkinson/)
 * (@iamjohnjenkinson)
 * [14 years, 2 months ago](https://wordpress.org/support/topic/plugin-w3-total-cache-unable-to-install-plugin/)
 * unable to install plugin as getting the following response
 * /var/www/wordpress/wp-config.php could not be written, please edit config and
   add:
    define(‘WP_CACHE’, true); before require_once(ABSPATH . ‘wp-settings.php’);
 * ?? any ideas?
 * [http://wordpress.org/extend/plugins/w3-total-cache/](http://wordpress.org/extend/plugins/w3-total-cache/)

Viewing 1 replies (of 1 total)

 *  [natedivine](https://wordpress.org/support/users/natedivine/)
 * (@natedivine)
 * [14 years, 1 month ago](https://wordpress.org/support/topic/plugin-w3-total-cache-unable-to-install-plugin/#post-2638742)
 * It looks like your wp-config.php file isn’t writeable.
 * Add define(‘WP_CACHE’, true); to the top of the file below the <?php open tag.

Viewing 1 replies (of 1 total)

The topic ‘[Plugin: W3 Total Cache] unable to install plugin’ 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/)

 * 1 reply
 * 2 participants
 * Last reply from: [natedivine](https://wordpress.org/support/users/natedivine/)
 * Last activity: [14 years, 1 month ago](https://wordpress.org/support/topic/plugin-w3-total-cache-unable-to-install-plugin/#post-2638742)
 * Status: resolved