irc problem

[19:59] qwebirc v0.91
[19:59] Copyright (C) 2008-2011 Chris Porter and the qwebirc project.
[19:59] http://www.qwebirc.org
[19:59] Licensed under the GNU General Public License, Version 2.
[19:59] == *** (qwebirc) Looking up your hostname...
[19:59] == *** (qwebirc) Found your hostname.
[19:59] == Connected to server.
[19:59] -herbert.freenode.net- *** Looking up your hostname...
[19:59] -herbert.freenode.net- *** Checking Ident
[19:59] -herbert.freenode.net- *** No Ident response
[19:59] -herbert.freenode.net- *** Couldn't look up your hostname
[19:59] == CGI:IRC host/IP set to gateway/web/freenode/session 72.253.7.202
[19:59] == thomy! Erroneous Nickname
[19:59] Can't use this command in this window


I cant connect D:

Edit: Thanks raptor.

[raptor]

Don't use weird characters (like '!') in your name.