Wrong polyfill for HTMLElement.prototype.remove throw error in edge case.

[EladHeller]

Preconditions (*)

Magento/2.4 (Enterprise)

Steps to reproduce (*)

In javascript code, create an element without parent, then call remove function. For example:
document.createElement('div').remove()

1. Browse to Magento 2.4 website.
2. Open console
3. Run document.createElement('div').remove()

Expected result (*)

Nothing happen.

Actual result (*)

An exception thrown:

Uncaught TypeError: Cannot read properties of null (reading 'removeChild')
    at remove (legacy-build.min.js:formatted:1759:22)
    at HTMLDivElement._methodized [as remove] (legacy-build.min.js:formatted:396:22)
    at <anonymous>:1:31

---

Please provide Severity assessment for the Issue as Reporter. This information will help during Confirmation and Issue triage processes.

• Severity: S1 - Affects critical data or functionality and forces users to employ a workaround.

[m2-assistant]

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[m2-assistant]

Hi @EladHeller! 👋
Thank you for collaboration. Only members of Community Contributors Team are allowed to be assigned to the issue. Please use @magento add to contributors team command to join Contributors team.

[m2-assistant]

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

Hi @EladHeller ,
Thank you for reporting and collaboration. Verified the issue on Magento 2.4-develop instance and the issue is reproducible. Hence updating the description and confirming the issue.
Steps performed:

1. Browse to Magento 2.4 website.
2. Open console
3. Run document.createElement('div').remove()
   

[github-jira-sync-bot]

✅ Jira issue https://jira.corp.adobe.com/browse/AC-7666 is successfully created for this GitHub issue.

[m2-assistant]

✅ Confirmed by @engcom-November. Thank you for verifying the issue.
Issue Available: @engcom-November, You will be automatically unassigned. Contributors/Maintainers can claim this issue to continue. To reclaim and continue work, reassign the ticket to yourself.

[kanidaya]

i am facing same issue i can't able to click and save admin store configuration can you please share quick fix for this

[EladHeller]

@kanidaya
I proposed a solution in #35388, but I haven't had the time to follow up and get it merged.

[kanidaya]

@EladHeller this change already there in 2.4.7-p2 but still i am getting below while admin configuration

legacy-build.min.js:12 Uncaught TypeError: ah.dispatchEvent is not a function
at r (legacy-build.min.js:12:32795)
at D (legacy-build.min.js:12:32626)
at HTMLDocument._methodized [as fire] (legacy-build.min.js:1:6441)
at d (legacy-build.min.js:12:34954)
at legacy-build.min.js:12:34408Understand this error
legacy-build.min.js:12 Uncaught TypeError: $(...).removeClassName is not a function
at Object.applyCollapse (legacy-build.min.js:12:147567)
at Object.toggleCollapse (legacy-build.min.js:12:148155)
at HTMLAnchorElement.eventListener9tmbiETHAp (6c8471f696931ebcf4ba741ab4a76321ac03408b6b79a9af71a9e0f07aa8885b/:475:41)
at element.onclick (6c8471f696931ebcf4ba741ab4a76321ac03408b6b79a9af71a9e0f07aa8885b/:486:52)

[kanidaya]

created issue #39066