Bug - UTF-8 character nukes IRC

[oz]

[2011-06-14 13:25:28] (IRC_-_#what) [PUB] <cow> <InklessPW> 2011-06-14 02:24:29 PM French national assembly rejects gay marriage. http://is.gd/5XZzhe
[2011-06-14 13:25:29] %%% Message handled by whatbot::Command::URL
Malformed UTF-8 character (unexpected end of string) in substitution (s///) at /usr/local/irc/whatbot/bin/../lib/whatbot/Controller.pm line 239.
Malformed UTF-8 character (unexpected end of string) in split at /usr/local/irc/whatbot/bin/../lib/whatbot/IO/IRC.pm line 93.
Malformed UTF-8 character (unexpected end of string) in length at /usr/local/irc/whatbot/bin/../lib/whatbot/IO/IRC.pm line 99.
Malformed UTF-8 character (unexpected end of string) in length at /usr/local/lib/perl5/site_perl/5.10.1/Net/IRC/Connection.pm line 1196.
Malformed UTF-8 string in unpack at /usr/local/lib/perl5/site_perl/5.10.1/Net/IRC/Connection.pm line 1197.