newsupernova/vendor/magento/module-sales/Controller/Adminhtml/Order/VoidPayment.php

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Sales\Controller\Adminhtml\Order;

class VoidPayment extends \Magento\Sales\Controller\Adminhtml\Order
{
    /**
     * Attempt to void the order payment
     *
     * @return \Magento\Backend\Model\View\Result\Redirect
     */
    public function execute()
    {
        $order = $this->_initOrder();
        $resultRedirect = $this->resultRedirectFactory->create();
        if ($order) {
            try {
                // workaround for backwards compatibility
                $order->getPayment()->void(new \Magento\Framework\DataObject());
                $order->save();
                $this->messageManager->addSuccessMessage(__('The payment has been voided.'));
            } catch (\Magento\Framework\Exception\LocalizedException $e) {
                $this->messageManager->addErrorMessage($e->getMessage());
            } catch (\Exception $e) {
                $this->messageManager->addErrorMessage(__('We can\'t void the payment right now.'));
                $this->_objectManager->get(\Psr\Log\LoggerInterface::class)->critical($e);
            }
            $resultRedirect->setPath('sales/*/view', ['order_id' => $order->getId()]);
            return $resultRedirect;
        }
        $resultRedirect->setPath('sales/*/');
        return $resultRedirect;
    }
}