RichText editor is dirty when content contains <p>.</p> (empty line)

[mcl-sz]

Which Umbraco version are you using? (Please write the exact version, example: 10.1.0)

13.4

Bug summary

If the html in the editor contains <p>.</p>, the editor is dirty as soon a the editor has had focus.

The <p>.</p> is added to the html if you press Enter to create an empty line. The dot does not showup in the editor.

Specifics

No response

Steps to reproduce

• In an Richtext-editor add an empty line at the end of the text.
• Verify via the html-button in the toolbar of the editor that the htmlcode contains <p>.</p>
• Save the node.
• Click on the editor to get the focus.
• Click on another node, the "You have unsaved changes" window appears and the editor is dirty.

Expected result / actual result

The "You have unsaved changes" window should not appear and the editor should not be dirty if no content is changed.