Title: Fatal error W3 total cache plugin
Last modified: January 3, 2018

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# Fatal error W3 total cache plugin

 *  [gpprasad](https://wordpress.org/support/users/gpprasad/)
 * (@gpprasad)
 * [8 years, 5 months ago](https://wordpress.org/support/topic/fatal-error-w3-total-cache-plugin/)
 * Fatal error: Uncaught exception ‘Exception’ with message ‘unknown engine ‘ in/
   home1/bestmobiles/public_html/wp-content/plugins/w3-total-cache/Cdnfsd_Core.php:
   48 Stack trace: #0 /home1/bestmobiles/public_html/wp-content/plugins/w3-total-
   cache/Cdnfsd_CacheFlush.php(222): W3TC\Cdnfsd_Core->get_engine() #1 [internal
   function]: W3TC\Cdnfsd_CacheFlush::w3tc_flush_execute_delayed_operations(Array)#
   2 /home1/bestmobiles/public_html/wp-includes/class-wp-hook.php(286): call_user_func_array(
   Array, Array) #3 /home1/bestmobiles/public_html/wp-includes/plugin.php(203): 
   WP_Hook->apply_filters(Array, Array) #4 /home1/bestmobiles/public_html/wp-content/
   plugins/w3-total-cache/CacheFlush_Locally.php(253): apply_filters(‘w3tc_flush_exec…’,
   Array) #5 /home1/bestmobiles/public_html/wp-content/plugins/w3-total-cache/CacheFlush.
   php(188): W3TC\CacheFlush_Locally->execute_delayed_operations() #6 /home1/bestmobiles/
   public_html/wp-content/plugins/w3-total-cache/CacheFlush.php(194): W3TC\CacheFlush-
   >execute_delayed_operations() #7 [internal functi in /home1/bestmobiles/public_html/
   wp-content/plugins/w3-total-cache/Cdnfsd_Core.php on line 48
 * Fatal error: Uncaught exception ‘Exception’ with message ‘unknown engine ‘ in/
   home1/bestmobiles/public_html/wp-content/plugins/w3-total-cache/Cdnfsd_Core.php:
   48 Stack trace: #0 /home1/bestmobiles/public_html/wp-content/plugins/w3-total-
   cache/Cdnfsd_CacheFlush.php(222): W3TC\Cdnfsd_Core->get_engine() #1 [internal
   function]: W3TC\Cdnfsd_CacheFlush::w3tc_flush_execute_delayed_operations(Array)#
   2 /home1/bestmobiles/public_html/wp-includes/class-wp-hook.php(286): call_user_func_array(
   Array, Array) #3 /home1/bestmobiles/public_html/wp-includes/plugin.php(203): 
   WP_Hook->apply_filters(Array, Array) #4 /home1/bestmobiles/public_html/wp-content/
   plugins/w3-total-cache/CacheFlush_Locally.php(253): apply_filters(‘w3tc_flush_exec…’,
   Array) #5 /home1/bestmobiles/public_html/wp-content/plugins/w3-total-cache/CacheFlush.
   php(188): W3TC\CacheFlush_Locally->execute_delayed_operations() #6 [internal 
   function]: W3TC\CacheFlush->execute_delayed_operations() #7 /home1/bestmobiles/
   public_html/wp-includes/class-wp-hook.php(284): call_user_func in /home1/bestmobiles/
   public_html/wp-content/plugins/w3-total-cache/Cdnfsd_Core.php on line 48
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ffatal-error-w3-total-cache-plugin%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 1 replies (of 1 total)

 *  [Daniel Chase](https://wordpress.org/support/users/riseofweb/)
 * (@riseofweb)
 * [8 years, 4 months ago](https://wordpress.org/support/topic/fatal-error-w3-total-cache-plugin/#post-9874332)
 * I am getting the same fatal error when I try to purge caches. Note, I just disabled
   the database cache, it may be related to that.

Viewing 1 replies (of 1 total)

The topic ‘Fatal error W3 total cache 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: [Daniel Chase](https://wordpress.org/support/users/riseofweb/)
 * Last activity: [8 years, 4 months ago](https://wordpress.org/support/topic/fatal-error-w3-total-cache-plugin/#post-9874332)
 * Status: not resolved