User:Pathoschild/Sandbox

References with digit-only names fail without error on en-Wikisource but display an error on en-Wikipedia, running MediaWiki 1.44.0-wmf.2 (8fd6c9c). See this test on en-Wikisource.

<ref name="1">foo</ref>

<references />

Cite error: The <ref> tag name cannot be a simple integer (see the help page).