Problem installing the web based Microsoft Agent Communications Pa

I have installed the Agent Communications Panel on CRM 4.0 server running on
Windows 2003 Small Business server SP2.
I tried installnig the client via https://<CRM Web
Server>/AgentCommunications/Microsoft.AgentCommunicationsPanel.xbap. All
client pre requisite software are installed on Vista SP1 & Windows 2008
server but regardlss of the client I get the following error:

Any suggestion on what can be done?

Thanks
Jay
Problem signature:

Problem Event Name: APPCRASH

Application Name:...

Problem installing the web based Microsoft Agent Communications Pa