Screenshot
See the screenshot; I imagine the reference is being treated as existing within the template, rather than within the template within the page - it hunts for <references\>, can't find a tag in the template itself, and freaks the heck out.
Version: unspecified
Severity: minor
See Also:
https://bugzilla.wikimedia.org/show_bug.cgi?id=51337
Attached: