Facing issues with JavaScript events on a Magento 2.4.8 site running PHP 8.4. Sometimes, buttons, links, and dropdowns stop responding to user actions. Seeing issue of js functions missing on console. The issue doesn't happen all the time.

[prajeswari]

Preconditions and environment

• Magento version - 2.4.8 Enterprise Edition
  -Php Version - PHP 8.4

Steps to reproduce

• Log in to the Magento Admin Panel or access the frontend (depending on where the issue occurs).
• Navigate through multiple pages (e.g., product listing pages, checkout, or dashboard) to simulate typical user interaction.
• Attempt to interact with UI elements, such as:
  Click a button (e.g., “Add to Cart”, “Save” in admin forms).
  Open a dropdown (e.g., sort by, filter, or attribute selectors).
  Click a link (e.g., navigation links, product links)
• Observe if any elements become unresponsive or fail to trigger JavaScript actions (e.g., modals not opening, forms not submitting) and check the console.

Expected result

JS actions should work like button action, drops downs.Buttons , drops downs and links should be responsive.

Actual result

Buttons , drops downs and links are becoming unresponsive.

Additional information

No response

Release note

No response

Triage and priority

• Severity: S0 - Affects critical data or functionality and leaves users without workaround.
• Severity: S1 - Affects critical data or functionality and forces users to employ a workaround.
• Severity: S2 - Affects non-critical data or functionality and forces users to employ a workaround.
• Severity: S3 - Affects non-critical data or functionality and does not force users to employ a workaround.
• Severity: S4 - Affects aesthetics, professional look and feel, “quality” or “usability”.

[m2-assistant]

Hi @prajeswari. Thank you for your report.
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• For more details, review the Magento Contributor Assistant documentation.
• Add a comment to assign the issue: @magento I am working on this
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[m2-assistant]

Hi @engcom-Bravo. Thank you for working on this issue.
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[engcom-Bravo]

Hi @prajeswari,

Thanks for your reporting and collaboration.

Similar issue has been confirmed here #39541 Hence we are closing this as Duplicate.

Thanks.