I'm assuming this is related to the train rolling today
Lorem<ref name="smth">{{Cite web|...}}</ref> ipsum<ref name="smth" /> dolor<ref name="smth" /> sit amet.<ref name="smth" />
into
Lorem<ref name="smth">{{Cite web|...}}</ref> ipsum<ref name="smth">{{Cite web|...}}</ref> dolor<ref name="smth">{{Cite web|...}}</ref> sit amet.<ref name="smth">{{Cite web|...}}</ref>
causing citation errors. See https://en.wikipedia.org/wiki/Special:Diff/1055956630 and https://en.wikipedia.org/wiki/Special:Diff/1055958474 and https://en.wikipedia.org/w/index.php?title=Cleavage_(breasts)&diff=1055966092&oldid=1054747668
As reported at: https://en.wikipedia.org/wiki/Wikipedia:Village_pump_(technical)#VisualEditor_duplicating_named_citations
Steps to reproduce:
- Open any page with re-used references in visual editor, e.g. https://en.wikipedia.beta.wmflabs.org/wiki/T296044?veaction=edit
- Make any change to the page
- Click "Publish changes…" → "Review your changes → Wikitext"
- Ensure that the diff doesn't make unexpected changes to re-used refs, e.g. <ref name="a" /> stays unchanged