I just loaded up the WebMail install and when I click on the icon, this is the return I get.  How do I go about fixing this?

ERROR: OTRS-CGI-10 Perl: 5.8.8 OS: linux Time: Fri Feb 29 22:16:15 2008

Message: Need UserWebMailIMAPHost Param

Traceback (3394):
   Module: Kernel::Output::HTML::Layout::Error (v1.51.2.5) Line: 1146
   Module: Kernel::Output::HTML::Layout::ErrorScreen (v1.51.2.5) Line: 1126
   Module: Kernel::Modules::AgentWebMail::Run (v1.14) Line: 74
   Module: Kernel::System::Web::InterfaceAgent::Run (v1.23) Line: 670
   Module: /opt/otrs/bin/cgi-bin/index.pl (v1.81) Line: 47

Thank you,

Wes Sothard