MDVA-23845: can’t preview email template when JS minification enabled

The MDVA-23845 Magento patch fixes the issue when unable to preview the email template in Admin when JS minification is enabled.

This patch is available when the Quality Patches Tool (QPT) 1.0.20 is installed. The patch ID is MDVA-23845. Please note that the issue was fixed in Magento version 2.3.5.

Affected products and versions

The patch is created for Magento version: Magento Commerce Cloud 2.3.3

Compatible with Magento versions: Magento Commerce and Magneto Commerce Cloud 2.3.2-2.3.4-p2

The patch might become applicable to other versions with new Quality Patches Tool releases. To check if the patch is compatible with your Adobe Commerce version, update the magento/quality-patches package to the latest version and check the compatibility on the Quality Patches Tool: Search for patches page. Use the patch ID as a search keyword to locate the patch.


Steps to reproduce :

  1. Enable JS minification in Admin > Stores > Configuration > JavaScript Settings > Minify JavaScript Files = Yes .
  2. Switch Magento to production mode.
  3. Go to Admin > Marketing > Communications > Email Templates .
  4. Click Add New Template .
  5. Select the New Order template.
  6. Click the Load Template button.
  7. Fill up Template Name with New Order.
  8. Click the Save Template button.
  9. In the email templates grid, click on Preview link in the Actions column.

Expected results :

The email template preview appears in the opened popup window, as expected.

Actual results :

The email template preview does not appear in the opened popup window. The popup window is empty, and JS errors may appear.

Apply the patch

To apply individual patches use the following links depending on your Magento product:

To learn more about Quality Patches Tool, refer to:

For info about other patches available in QPT tool, refer to the Patches available in QPT tool section.