File: /var/www/vhost/disk-apps/magento.bikenow.co/vendor/magento/module-tax/etc/adminhtml/di.xml
<?xml version="1.0"?>
<!--
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
<type name="Magento\Framework\Notification\MessageList">
<arguments>
<argument name="messages" xsi:type="array">
<item name="tax" xsi:type="string">Magento\Tax\Model\System\Message\Notifications</item>
</argument>
</arguments>
</type>
<type name="Magento\Tax\Model\System\Message\Notifications">
<arguments>
<argument name="notifications" xsi:type="array">
<item name="roundingErrors" xsi:type="object">Magento\Tax\Model\System\Message\Notification\RoundingErrors</item>
<item name="discountErrors" xsi:type="object">Magento\Tax\Model\System\Message\Notification\DiscountErrors</item>
<item name="applyDiscountOnPrices" xsi:type="object">Magento\Tax\Model\System\Message\Notification\ApplyDiscountOnPrices</item>
</argument>
</arguments>
</type>
</config>