public function execute(Arguments $args, ConsoleIo $io)
    {
        try {
            $count = $this->ThumbManager->clearAll();
        } catch (Exception $e) {
            $io->err(__d('thumber', 'Error deleting thumbnails'));
            $this->abort();
        }

        $io->verbose(__d('thumber', 'Thumbnails deleted: {0}', $count));

        return null;
    }