Fatal error: Uncaught Error: Call to undefined function as_has_scheduled_action() in /home2/kifmeha18/public_html/wp-content/plugins/yith-woocommerce-ajax-search/includes/data-index/class-yith-wcas-data-index-scheduler.php:38 Stack trace: #0 /home2/kifmeha18/public_html/wp-content/plugins/yith-woocommerce-ajax-search/includes/data-index/class-yith-wcas-data-index-indexer.php(173): YITH_WCAS_Data_Index_Scheduler->schedule('yith_wcas_data_...', 'yith_wcas_data_...', 'data_index_look...') #1 /home2/kifmeha18/public_html/wp-content/plugins/yith-woocommerce-ajax-search/includes/data-index/class-yith-wcas-data-index-indexer.php(151): YITH_WCAS_Data_Index_Indexer->schedule('WCAS67e62fab0dd...', 1, Array) #2 /home2/kifmeha18/public_html/wp-content/plugins/yith-woocommerce-ajax-search/includes/data-index/class-yith-wcas-data-index-indexer.php(67): YITH_WCAS_Data_Index_Indexer->process_posts('WCAS67e62fab0dd...') #3 /home2/kifmeha18/public_html/wp-content/plugins/yith-woocommerce-ajax-search/includes/class-yith-wcas-install.php(281 in /home2/kifmeha18/public_html/wp-content/plugins/yith-woocommerce-ajax-search/includes/data-index/class-yith-wcas-data-index-scheduler.php on line 38