Fatal error: Uncaught Error: Class "ActionScheduler_StoreSchema" not found in /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-content/plugins/email-subscribers/lite/includes/libraries/action-scheduler/classes/data-stores/ActionScheduler_DBStore.php:41 Stack trace: #0 /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-includes/class-wp-hook.php(322): ActionScheduler_DBStore->init() #1 /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #2 /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-includes/plugin.php(517): WP_Hook->do_action() #3 /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-settings.php(643): do_action() #4 /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-config.php(89): require_once('...') #5 /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-load.php(50): require_once('...') #6 /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-blog-header.php(13): require_once('...') #7 /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/index.php(17): require('...') #8 {main} thrown in /mnt/web019/d3/23/57147523/htdocs/WordPress_SecureMode_02/wp-content/plugins/email-subscribers/lite/includes/libraries/action-scheduler/classes/data-stores/ActionScheduler_DBStore.php on line 41