Last modified: 2014-11-07 17:47:14 UTC
If you go to [[Special:GlobalUserMerge]] while logged out, you get this: You do not have permission to <action-centralauth-usermerge>, for the following reason: <action-centralauth-usermerge> should have a value in it.
This was done in Ie76c28234b24e66c708ad0dad03251a7e80ea531