MDVA-38526: Admin user is not able to access SWAT tool

Last update: 2023-07-27
  • Created for:
  • Admin

The MDVA-38526 patch solves the issue where the admin user is not able to access the SWAT tool. This patch is available when the Quality Patches Tool (QPT) 1.1.9 is installed. The patch ID is MDVA-38526. Please note that the issue is scheduled to be fixed in Adobe Commerce 2.4.4.

Affected products and versions

The patch is created for Adobe Commerce version:

  • Adobe Commerce (all deployment methods) 2.4.1-p1

Compatible with Adobe Commerce versions:

  • Adobe Commerce (all deployment methods) 2.4.1 - 2.4.3-p1

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.


The admin user is not able to access the SWAT tool.

Steps to reproduce:

Try to reach ../swat/key/index

Expected results:

  1. ../swat/key/index returns 200.
  2. The admin user is able to access SWAT.

Actual results:

500 Error is triggered with the following error log: Unable to unserialize value. Error: Syntax error.

Apply the patch

To apply individual patches, use the following links depending on your deployment method:

To learn more about Quality Patches Tool, refer to:

For info about other patches available in QPT, refer to Patches available in QPT in our developer documentation.

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