Please could someone advice me how to configure the SmartObjects SQL Reporting Service Instance

what values should i enter for these 2 configuration fields  

reporting Services .... Value =

Report Execution .... Value = ?

 my reporting services server is named aamrdbprpt anf the reporting server url is http:\\aamrdbprpt\reportserver

and the reports management url is http:\\aamrdbprpt\reports

the blackpearl datasource exists and the default reports are viewable in the k2 management console

  i have tried a number of entries for the values and they all return various errors

when i enter http://aamrdbprpt/reportserver i get the error smartobject exception; CLIENT FOUND RESPONSE CONTENT TYPE OF ", but expected 'text/html" the request failed with an empty response