When attempting to place a restriction on a whole IP range (which someone said they would like to be able to do on http://en.wikipedia.org/wiki/Wikipedia:Administrators%27_noticeboard#Ability_to_block_users_from_specific_pages.2Fnamespaces_likely_coming ), the Special:RestrictUser page appears to give a "User not found" error.
Version: 1.14.x
Severity: normal
URL: http://testwiki.unixpod.com/wiki/Special:RestrictUser