Title: Fatal Error
Last modified: August 21, 2016

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# Fatal Error

 *  [Email Answers](https://wordpress.org/support/users/eamm/)
 * (@eamm)
 * [12 years, 7 months ago](https://wordpress.org/support/topic/fatal-error-904/)
 * Installed new version and tried to activate. Got this Fatal Error message?
 * Fatal error: Call to undefined function wincache_ucache_get() in C:\sites\domain.
   com\wp-content\plugins\w3-total-cache\lib\W3\Cache\Wincache.php on line 167
 * [http://wordpress.org/plugins/w3-total-cache/](http://wordpress.org/plugins/w3-total-cache/)

The topic ‘Fatal Error’ 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/)
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 * 0 replies
 * 1 participant
 * Last reply from: [Email Answers](https://wordpress.org/support/users/eamm/)
 * Last activity: [12 years, 7 months ago](https://wordpress.org/support/topic/fatal-error-904/)
 * Status: not resolved