https://meta.wikimedia.org/wiki/Special:GlobalUsers/sysadmin actually gives https://meta.wikimedia.org/w/index.php?title=Special%3AglobalUsers&username=Sysadmin&group=sysadmin instead of https://meta.wikimedia.org/w/index.php?title=Special%3AglobalUsers&username&group=sysadmin .
Bug 31638 has been fixed but this problem is not, see http://labs.wikimedia.beta.wmflabs.org/wiki/Special:GlobalUsers/rollback
Version: unspecified
Severity: normal