e::STATUS_RUNNING,
			'modified'         => $cutoff,
			'modified_compare' => '<=',
			'per_page'         => $this->get_batch_size(),
		) );

		foreach ( $actions_to_reset as $action_id ) {
			$this->store->mark_failure( $action_id );
			do_action( 'action_scheduler_failed_action', $action_id, $timeout );
		}
	}

	/**
	 * Do all of the cleaning actions.
	 *
	 * @param int $time_limit The number of seconds to use as the timeout and failure period. Default 300 (5 minutes).
	 * @author Jeremy Pry
	 */
	public function clean( $time_limit = 300 ) {
		$this->delete_old_actions();
		$this->reset_timeouts( $time_limit );
		$this->mark_failures( $time_limit );
	}

	/**
	 * Get the batch size for cleaning the queue.
	 *
	 * @author Jeremy Pry
	 * @return int
	 */
	protected function get_batch_size() {
		/**
		 * Filter the batch size when cleaning the queue.
		 *
		 * @param int $batch_size The number of actions to clean in one batch.
		 */
		return absint( apply_filters( 'action_scheduler_cleanup_batch_size', $this->batch_size ) );
	}
}
<br />
<b>Fatal error</b>:  Uncaught Error: Class 'ActionScheduler_QueueCleaner' not found in /home/payon/public_html/wp-content/plugins/woocommerce/packages/action-scheduler/classes/abstracts/ActionScheduler_Abstract_QueueRunner.php:40
Stack trace:
#0 /home/payon/public_html/wp-content/plugins/woocommerce/packages/action-scheduler/classes/ActionScheduler_QueueRunner.php(37): ActionScheduler_Abstract_QueueRunner-&gt;__construct(NULL, NULL, NULL)
#1 /home/payon/public_html/wp-content/plugins/woocommerce/packages/action-scheduler/classes/ActionScheduler_QueueRunner.php(24): ActionScheduler_QueueRunner-&gt;__construct()
#2 /home/payon/public_html/wp-content/plugins/woocommerce/packages/action-scheduler/classes/abstracts/ActionScheduler.php(37): ActionScheduler_QueueRunner::instance()
#3 /home/payon/public_html/wp-content/plugins/woocommerce/packages/action-scheduler/classes/abstracts/ActionScheduler.php(147): ActionScheduler::runner()
#4 /home/payon/public_html/wp-content/plugins/woocommerce/packages/action-scheduler/action-scheduler.php(44): Ac in <b>/home/payon/public_html/wp-content/plugins/woocommerce/packages/action-scheduler/classes/abstracts/ActionScheduler_Abstract_QueueRunner.php</b> on line <b>40</b><br />