ACSD-50276: Customer registration form doesn’t work on storefront if multi-select customer attribute is created

The ACSD-50276 patch fixes the issue where the customer registration form doesn’t work on the storefront if a multi-select customer attribute is created. This patch is available when the Quality Patches Tool (QPT) 1.1.30 is installed. The patch ID is ACSD-50276. Please note that the issue is scheduled to be fixed in Adobe Commerce 2.4.7.

Affected products and versions

The patch is created for Adobe Commerce version:

  • Adobe Commerce (all deployment methods) 2.4.5-p1

Compatible with Adobe Commerce versions:

  • Adobe Commerce (all deployment methods) 2.4.0 - 2.4.6
NOTE

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.

Issue

The customer registration form doesn’t work on the storefront if a multi-select customer attribute is created.

Steps to reproduce:

  1. Create a new multi-select customer attribute with the following settings:

    • Required = Yes
    • Show on storefront = Yes, select Customer registration form.

  2. Open the customer registration form on the storefront.

Expected results:

The customer registration form loads successfully.

Actual results:

  • The customer registration form does not load.

  • The following error is logged:

    report. CRITICAL: Exception: Deprecated Functionality: explode(): Passing null to parameter #2 ($string) of type string is deprecated in vendor/magento/module-custom-attribute-management/Block/Form/Renderer/Multiselect.php

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 Quality Patches Tool: Search for patches in the Quality Patches Tool guide.

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