Popover error message

[Golddirio]

What is the purpose of this pull request?

• [ ] Documentation update
• [x] Bug fix
• [x] Feature addition or enhancement
• [ ] Code maintenance
• [ ] DevOps
• [ ] Improve developer experience
• [ ] Others, please explain:

Fixes #2688

Overview of changes: Popover error messages are placed in the content position which is consistent right now.

Anything you'd like to highlight/discuss: Now the error messages are shown below:

Testing instructions: NA

Proposed commit message: (wrap lines at 72 characters) Fix the inconsistency in positions of popover error messages

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Checklist: :ballot_box_with_check:

• [ ] Updated the documentation for feature additions and enhancements
• [ ] Added tests for bug fixes or features
• [x] Linked all related issues
• [ ] No unrelated changes

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Reviewer checklist:

Indicate the SEMVER impact of the PR:

• [ ] Major (when you make incompatible API changes)
• [ ] Minor (when you add functionality in a backward compatible manner)
• [ ] Patch (when you make backward compatible bug fixes)

At the end of the review, please label the PR with the appropriate label: r.Major, r.Minor, r.Patch.

Breaking change release note preparation (if applicable):

• To be included in the release note for any feature that is made obsolete/breaking

Give a brief explanation note about:

• what was the old feature that was made obsolete
• any replacement feature (if any), and
• how the author should modify his website to migrate from the old feature to the replacement feature (if possible).

[gerteck]

Hi @Golddirio,

just a preliminary test, will give a more detailed PR review. I noticed that the popover error message no longer shows for URLs in your branch, see: