ColumnNotFoundException.php

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

namespace Magento\OfflineShipping\Model\ResourceModel\Carrier\Tablerate\CSV;

use Magento\Framework\Exception\LocalizedException;

/**
 * @api
 * @since 100.1.0
 */
class ColumnNotFoundException extends LocalizedException
{

}