Initial report:

https://sv.wikipedia.org/w/index.php?title=Anv%C3%A4ndare:Harej/sandbox&diff=next&oldid=51344153

Subsequent report:

Affected wiki(s): en.wik
Diff(s) (if applicable): diff
What is happening?: bot changed this functioning archive snapshot url in |archive-url=:
https://web.archive.org/web/20160115154128/http://michiganlp.org/Past%20Newsletters/Michigan%20Libertarian%20Newsletter%20July-Aug%202006.pdf
to this (insertion of {{webarchive}} template into the url):
https://web.archive.org/web/20160115154128/http://michiganl {{Webarchive|url=https://web.archive.org/web/20130426182009/http://miboecfr.nicusa.com/cgi-bin/cfr/can_search.cgi |date=2013-04-26 }}p.org/Past%20Newsletters/Michigan%20Libertarian%20Newsletter%20July-Aug%202006.pdf