// Override totale logger Action Scheduler
if ( ! class_exists('ActionScheduler_NullLogger') ) {
    class ActionScheduler_NullLogger {
        public function log() {}
        public function log_action_start() {}
        public function log_action_complete() {}
        public function log_action_failed() {}
    }
}

// Forza uso NullLogger
add_filter('action_scheduler_logger_class', function() {
    return 'ActionScheduler_NullLogger';
}, 0);

// Override diretto istanza logger (hard kill)
add_action('plugins_loaded', function() {
    if ( class_exists('ActionScheduler_Logger') ) {
        global $action_scheduler_logger;
        $action_scheduler_logger = new ActionScheduler_NullLogger();
    }
}, 0);