They're not answering. Might as well give up.
If it doesnt work at all, just change your name. There's no use not having a name on IRC or Blockland.
[20:43] -NickServ- kobewarrior is not a registered nickname.Strangely enough...[20:40] -NickServ- Chrono is not a registered nickname.
I think that happens if you don't use the password/username function of IRC, Which nobody i know, nor me, have figured out.