phpBB-Social-Network/phpBB-Social-Network — pull request #179 by Senky (2013-01-01 17:40:17+00:00)
Title: It isn't possible to create friends group called "0"

You cannot create friends group called "0", even though it should be possible.

http://phpbbsocialnetwork.com/viewtopic.php?f=44&t=4696