Problem Connect to Reporting Services via Mgmt Studio

I'm using SQL 2005 Management Studio and am having a problem
connecting to Reporting Services. I get the following error when I
attempt to connect. To ReportingServices running on the same client
that I am connecting from. Does anyone know what is going on?

Cannot connect to

Additional Information:

The request failed with HTP status 502: Bad Gateway.
(Microsoft.SqlServer.Management.UI.RSClient)